AU5808586A

AU5808586A – Non-occluding, liquid-impervious, composite backsheet for absorptive devices
– Google Patents

AU5808586A – Non-occluding, liquid-impervious, composite backsheet for absorptive devices
– Google Patents
Non-occluding, liquid-impervious, composite backsheet for absorptive devices

Info

Publication number
AU5808586A

AU5808586A
AU58085/86A
AU5808586A
AU5808586A
AU 5808586 A
AU5808586 A
AU 5808586A
AU 58085/86 A
AU58085/86 A
AU 58085/86A
AU 5808586 A
AU5808586 A
AU 5808586A
AU 5808586 A
AU5808586 A
AU 5808586A
Authority
AU
Australia
Prior art keywords
layer
wearer
skin
backsheet
liquid
Prior art date
1985-05-31
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Granted

Application number
AU58085/86A
Other versions

AU594344B2
(en

Inventor
John Joseph Curro
Elmer Kelly Linman
Eugene Weinshenker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Procter and Gamble Co

Original Assignee
Procter and Gamble Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
1985-05-31
Filing date
1986-05-30
Publication date
1986-12-04

1986-05-30
Application filed by Procter and Gamble Co
filed
Critical
Procter and Gamble Co

1986-12-04
Publication of AU5808586A
publication
Critical
patent/AU5808586A/en

1990-03-08
Application granted
granted
Critical

1990-03-08
Publication of AU594344B2
publication
Critical
patent/AU594344B2/en

2006-05-30
Anticipated expiration
legal-status
Critical

Status
Ceased
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

Classifications

B—PERFORMING OPERATIONS; TRANSPORTING

B32—LAYERED PRODUCTS

B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form

B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions

A—HUMAN NECESSITIES

A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE

A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS

A61F13/00—Bandages or dressings; Absorbent pads

A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators

A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers

A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin

A—HUMAN NECESSITIES

A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE

A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS

A61F13/00—Bandages or dressings; Absorbent pads

A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators

A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers

A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin

A61F13/51401—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material

A61F13/51405—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material treated or coated, e.g. with moisture repellent agent

A—HUMAN NECESSITIES

A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE

A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS

A61F13/00—Bandages or dressings; Absorbent pads

A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators

A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers

A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin

A61F13/51456—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties

A61F13/51458—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable

A61F13/5146—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable having apertures of perforations

A—HUMAN NECESSITIES

A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE

A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS

A61F13/00—Bandages or dressings; Absorbent pads

A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators

A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers

A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin

A61F13/51474—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure

A61F13/51476—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure being three-dimensional, e.g. embossed, textured, pleated, or with three-dimensional features, like gathers or loops

B—PERFORMING OPERATIONS; TRANSPORTING

B32—LAYERED PRODUCTS

B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

B32B27/00—Layered products comprising a layer of synthetic resin

B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material

B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin

B—PERFORMING OPERATIONS; TRANSPORTING

B32—LAYERED PRODUCTS

B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

B32B27/00—Layered products comprising a layer of synthetic resin

B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins

B—PERFORMING OPERATIONS; TRANSPORTING

B32—LAYERED PRODUCTS

B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form

B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer

B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs

A—HUMAN NECESSITIES

A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE

A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS

A61F13/00—Bandages or dressings; Absorbent pads

A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators

A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium

A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad

A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer

A—HUMAN NECESSITIES

A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE

A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS

A61F13/00—Bandages or dressings; Absorbent pads

A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators

A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers

A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin

A61F13/51401—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material

A61F2013/51409—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material being a film

A—HUMAN NECESSITIES

A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE

A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS

A61F13/00—Bandages or dressings; Absorbent pads

A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators

A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers

A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin

A61F13/51456—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties

A61F2013/51472—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties for reducing noise

A—HUMAN NECESSITIES

A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE

A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS

A61F13/00—Bandages or dressings; Absorbent pads

A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators

A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers

A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin

A61F13/51474—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure

A61F2013/51486—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure with specially shaped backsheets

A61F2013/51492—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure with specially shaped backsheets having specially shaped gas or air bubbles or bag-like structure

A—HUMAN NECESSITIES

A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE

A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS

A61F13/00—Bandages or dressings; Absorbent pads

A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators

A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium

A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad

A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer

A61F13/53708—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction

A61F2013/53721—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means

B—PERFORMING OPERATIONS; TRANSPORTING

B32—LAYERED PRODUCTS

B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

B32B2323/00—Polyalkenes

B32B2323/04—Polyethylene

B—PERFORMING OPERATIONS; TRANSPORTING

B32—LAYERED PRODUCTS

B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

B32B2555/00—Personal care

B32B2555/02—Diapers or napkins

Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC

Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10S428/00—Stock material or miscellaneous articles

Y10S428/913—Material designed to be responsive to temperature, light, moisture

Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC

Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

Y10T428/00—Stock material or miscellaneous articles

Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]

Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture

Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC

Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

Y10T428/00—Stock material or miscellaneous articles

Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]

Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture

Y10T428/24322—Composite web or sheet

Y10T428/24331—Composite web or sheet including nonapertured component

Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC

Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

Y10T428/00—Stock material or miscellaneous articles

Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]

Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness

Abstract

A backing for an absorptive device such as a disposable diaper or a sanitary napkin, said backing comprising a combination of two layers. The first layer which does not contact the wearer’s skin is preferably comprised of a liquid-impervious layer of polymeric film or the like. The second layer is also preferably comprised of a polymeric film which has been made pervious to liquid by providing a multiplicity of relatively small proturberances, each ending in an aperture, substantially across its entire surface. The apertured protuberances, which resemble a tiny volcano in cross-section, exhibit a soft, highly consumer preferred tactile impression which is sometimes characterized as «silky». In backsheets of the present invention, the second layer is oriented so that the tiny volcano-like cusps of the second layer constitute the exposed portion of the backsheet. This minimizes the area of contact between the backsheet and the wearer’s skin. In a particularly preferred embodiment of the present invention, the second layer is macroscopically expanded to provide a three-dimensional pattern in its surface, thereby increasing the amount of stand-off between the wearer’s skin and the liquid impermeable first layer of the composite backsheet. The tiny apertures in the second layer substantially prevent occlusion of the wearer’s skin by providing circulation of air between the first liquid impervious layer of the backsheet and the wearer’s skin. This effect is enhanced even further when the first layer is macroscopically expanded to enhance the amount of stand-off between the wearer’s skin and the liquid impervious first layer. The reduced contact area and the enhanced air circulation between the backsheet and the wearer’s skin reduce the tendency toward perspiration and sticking of the backsheet to the wearer’s skin.

AU58085/86A
1985-05-31
1986-05-30
Non-occluding, liquid-impervious, composite backsheet for absorptive devices

Ceased

AU594344B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

US06/740,084

US4681793A
(en)

1985-05-31
1985-05-31
Non-occluding, liquid-impervious, composite backsheet for absorptive devices

US740084

1996-10-24

Publications (2)

Publication Number
Publication Date

AU5808586A
true

AU5808586A
(en)

1986-12-04

AU594344B2

AU594344B2
(en)

1990-03-08

Family
ID=24974975
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU58085/86A
Ceased

AU594344B2
(en)

1985-05-31
1986-05-30
Non-occluding, liquid-impervious, composite backsheet for absorptive devices

Country Status (21)

Country
Link

US
(1)

US4681793A
(en)

EP
(1)

EP0203822B1
(en)

JP
(1)

JPH0714412B2
(en)

KR
(1)

KR860008766A
(en)

AT
(1)

ATE69154T1
(en)

AU
(1)

AU594344B2
(en)

CA
(1)

CA1291326C
(en)

DE
(1)

DE3682326D1
(en)

DK
(1)

DK166852B1
(en)

ES
(1)

ES294482Y
(en)

FI
(1)

FI87984C
(en)

GB
(1)

GB2175848B
(en)

GR
(1)

GR861377B
(en)

HK
(1)

HK48792A
(en)

IE
(1)

IE58505B1
(en)

MA
(1)

MA20695A1
(en)

MX
(1)

MX165856B
(en)

PH
(1)

PH22979A
(en)

PT
(2)

PT82639A
(en)

SG
(1)

SG49892G
(en)

ZA
(1)

ZA863941B
(en)

Families Citing this family (166)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US5074856A
(en)

*

1986-01-13
1991-12-24
Kimberly-Clark Corporation
Three-dimensional shaped absorbent article with a bicomponent baffle

US4781962A
(en)

*

1986-09-09
1988-11-01
Kimberly-Clark Corporation
Composite cover material for absorbent articles and the like

ES2065900T3
(en)

*

1987-07-30
1995-03-01
Kao Corp

SANITARY ARTICLE.

US4772444A
(en)

*

1987-08-24
1988-09-20
The Procter & Gamble Company
Method and apparatus for making microbubbled and/or microapertured polymeric webs using hydraulic pressure

US4778644A
(en)

*

1987-08-24
1988-10-18
The Procter & Gamble Company
Method and apparatus for making substantially fluid-impervious microbubbled polymeric web using high pressure liquid stream

US4846821A
(en)

*

1987-08-24
1989-07-11
The Procter & Gamble Company
Substantially fluid-impervious microbubbled polymeric web exhibiting low levels of noise when subjected to movement

US4824718A
(en)

*

1987-12-04
1989-04-25
Minnesota Mining And Manufacturing Company
Porous film

US5057571A
(en)

*

1988-11-07
1991-10-15
H. B. Fuller Licensing & Financing Inc.
Disposable article construction adhesive

US5024667A
(en)

*

1988-11-07
1991-06-18
H. B. Fuller Licensing & Financing, Inc.
Disposable article construction

US5037411A
(en)

*

1988-11-09
1991-08-06
H. B. Fuller Company
Disposable article multi-line construction adhesive

JPH0647458Y2
(en)

*

1989-10-17
1994-12-07
ユニ・チャーム株式会社

Sanitary napkin

JP2527400Y2
(en)

*

1990-02-21
1997-02-26
トーヨー衛材株式会社

Disposable diapers

US5158819A
(en)

*

1990-06-29
1992-10-27
The Procter & Gamble Company
Polymeric web exhibiting a soft, silky, cloth-like tactile impression and including a contrasting visually discernible pattern having an embossed appearance on at least one surface thereof

DE9105470U1
(en)

*

1991-05-03
1991-07-11
Schlorke, Thorsten, 6900 Heidelberg, De

US5514105A
(en)

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1976-10-26
Colgate-Palmolive Company
Disposable diaper having improved liquid retention

US4041951A
(en)

*

1976-03-02
1977-08-16
The Procter & Gamble Company
Absorptive structure having improved surface dryness and improved resistance to rewetting in-use

US4151240A
(en)

*

1976-10-19
1979-04-24
The Procter & Gamble Company
Method for debossing and perforating a running ribbon of thermoplastic film

DE2806402C3
(en)

*

1978-02-15
1980-11-27
Unilever N.V., Rotterdam (Niederlande)

Method and device for producing a moisture-permeable film made of thermoplastic material

US4200103A
(en)

*

1978-04-28
1980-04-29
Personal Products Company
Increasing absorbent capacity of sanitary napkin by sealing cover material to repellent barrier

DE2921078A1
(en)

*

1978-05-24
1979-12-06
Ethyl Corp

METHOD AND EQUIPMENT FOR PRODUCING A PERFORATED, THIN LAYER FROM THERMOPLASTIC MATERIAL

US4157237A
(en)

*

1978-07-10
1979-06-05
Ethyl Corporation
Molding element for producing thermoplastic film

US4155693A
(en)

*

1978-07-24
1979-05-22
Ethyl Corporation
Embossed screen assembly

US4342814A
(en)

*

1978-12-12
1982-08-03
The Fujikura Cable Works, Ltd.
Heat-resistant electrically insulated wires and a method for preparing the same

US4226828A
(en)

*

1978-12-20
1980-10-07
Hercules Incorporated
Process for producing a reticulated web net

US4508256A
(en)

*

1979-03-05
1985-04-02
The Procter & Gamble Company
Method of constructing a three dimensional tubular member

US4342314A
(en)

*

1979-03-05
1982-08-03
The Procter & Gamble Company
Resilient plastic web exhibiting fiber-like properties

FR2454510A1
(en)

*

1979-04-18
1980-11-14
Manducher Sa

END-OF-STROKE LOCKING MECHANISM OF A ROTARY ELEMENT AND ITS APPLICATION TO A RETRACTABLE ROTARY SHUTTER

US4327730A
(en)

*

1979-05-04
1982-05-04
The Proctor & Gamble Company
Textured thermoplastic film and product manufactured therefrom

US4285343A
(en)

*

1979-10-16
1981-08-25
Mcnair Rosetta M
Sanitary napkin

US4323069A
(en)

*

1980-05-12
1982-04-06
The Procter & Gamble Company
Disposable absorbent article having an intermediate layer interposed between the topsheet and the absorbent core

US4321924A
(en)

*

1980-05-12
1982-03-30
The Procter & Gamble Company
Bordered disposable absorbent article

US4341217A
(en)

*

1980-11-17
1982-07-27
The Procter & Gamble Company
Barrierless disposable absorbent article having an absorbent core encased in a homogeneous outer wrap

US4351784A
(en)

*

1980-12-15
1982-09-28
Ethyl Corporation
Corona treatment of perforated film

US4343848A
(en)

*

1980-12-15
1982-08-10
Ethyl Corporation
Embossed thermoplastic material

US4509908A
(en)

*

1981-02-02
1985-04-09
The Procter & Gamble Company
Apparatus for uniformly debossing and aperturing a resilient plastic web

US4395215A
(en)

*

1981-02-02
1983-07-26
The Procter & Gamble Company
Film forming structure for uniformly debossing and selectively aperturing a resilient plastic web and method for its construction

US4341216A
(en)

*

1981-02-27
1982-07-27
The Procter & Gamble Company
Breathable backsheet for disposable diapers

US4463045A
(en)

*

1981-03-02
1984-07-31
The Procter & Gamble Company
Macroscopically expanded three-dimensional plastic web exhibiting non-glossy visible surface and cloth-like tactile impression

US4425130A
(en)

*

1981-06-12
1984-01-10
The Procter & Gamble Company
Compound sanitary napkin

US4397644A
(en)

*

1982-02-04
1983-08-09
Kimberly-Clark Corporation
Sanitary napkin with improved comfort

US4477502A
(en)

*

1982-03-22
1984-10-16
American Can Company
Plastic sheet having high gloss and low coefficient of friction and method for producing the same

NL8203234A
(en)

*

1982-08-18
1984-03-16
Unilever Nv

FILM FITTED WITH MICROPERFORATIONS.

DE3301555C2
(en)

*

1983-01-19
1985-08-14
Vereinigte Papierwerke Schickedanz & Co, 8500 Nürnberg

Hygienic absorption template

US4518643A
(en)

*

1983-07-25
1985-05-21
Ethyl Corporation
Plastic film

US4552709A
(en)

*

1983-11-04
1985-11-12
The Procter & Gamble Company
Process for high-speed production of webs of debossed and perforated thermoplastic film

DE8423841U1
(en)

*

1984-08-10
1984-11-15
Lischka, geb. Woitzik, Helga, 8411 Brucklhof

Herb pack

US4578069A
(en)

*

1984-08-10
1986-03-25
Kimberly-Clark Corporation
Breathable baffle composite

EP1104906A1
(en)

*

1999-11-03
2001-06-06
LION Bioscience AG
Process and apparatus for determining biomolecule interactions

1985

1985-05-31
US
US06/740,084
patent/US4681793A/en
not_active
Expired – Lifetime

1986

1986-05-26
PT
PT82639A
patent/PT82639A/en
unknown

1986-05-27
ZA
ZA863941A
patent/ZA863941B/en
unknown

1986-05-28
GR
GR861377A
patent/GR861377B/en
unknown

1986-05-29
MA
MA20921A
patent/MA20695A1/en
unknown

1986-05-30
AU
AU58085/86A
patent/AU594344B2/en
not_active
Ceased

1986-05-30
CA
CA000510409A
patent/CA1291326C/en
not_active
Expired – Lifetime

1986-05-30
PH
PH33833A
patent/PH22979A/en
unknown

1986-05-30
AT
AT86304113T
patent/ATE69154T1/en
not_active
IP Right Cessation

1986-05-30
DK
DK257386A
patent/DK166852B1/en
not_active
IP Right Cessation

1986-05-30
IE
IE144986A
patent/IE58505B1/en
not_active
IP Right Cessation

1986-05-30
ES
ES1986294482U
patent/ES294482Y/en
not_active
Expired

1986-05-30
DE
DE8686304113T
patent/DE3682326D1/en
not_active
Expired – Lifetime

1986-05-30
GB
GB8613176A
patent/GB2175848B/en
not_active
Expired

1986-05-30
KR
KR1019860004284A
patent/KR860008766A/en
not_active
Application Discontinuation

1986-05-30
FI
FI862309A
patent/FI87984C/en
not_active
IP Right Cessation

1986-05-30
EP
EP86304113A
patent/EP0203822B1/en
not_active
Expired – Lifetime

1986-05-31
JP
JP61127103A
patent/JPH0714412B2/en
not_active
Expired – Lifetime

1986-06-02
MX
MX002681A
patent/MX165856B/en
unknown

1992

1992-04-28
PT
PT8483U
patent/PT8483U/en
not_active
IP Right Cessation

1992-04-30
SG
SG49892A
patent/SG49892G/en
unknown

1992-07-02
HK
HK487/92A
patent/HK48792A/en
not_active
IP Right Cessation

Also Published As

Publication number
Publication date

PH22979A
(en)

1989-02-24

ES294482Y
(en)

1988-12-01

CA1291326C
(en)

1991-10-29

DK257386A
(en)

1986-12-01

KR860008766A
(en)

1986-12-18

GB2175848A
(en)

1986-12-10

PT8483T
(en)

1992-10-30

GB2175848B
(en)

1989-07-12

DE3682326D1
(en)

1991-12-12

GB8613176D0
(en)

1986-07-02

AU594344B2
(en)

1990-03-08

PT82639A
(en)

1986-06-01

FI87984B
(en)

1992-12-15

EP0203822A3
(en)

1987-09-30

DK166852B1
(en)

1993-07-26

EP0203822B1
(en)

1991-11-06

ZA863941B
(en)

1988-11-30

SG49892G
(en)

1992-07-24

JPH0714412B2
(en)

1995-02-22

EP0203822A2
(en)

1986-12-03

GR861377B
(en)

1986-09-25

IE861449L
(en)

1986-11-30

FI862309A0
(en)

1986-05-30

MA20695A1
(en)

1986-12-31

US4681793A
(en)

1987-07-21

HK48792A
(en)

1992-07-10

FI862309A
(en)

1986-12-01

JPS6249850A
(en)

1987-03-04

FI87984C
(en)

1993-03-25

ATE69154T1
(en)

1991-11-15

IE58505B1
(en)

1993-10-06

PT8483U
(en)

1995-08-09

MX165856B
(en)

1992-12-08

ES294482U
(en)

1988-04-16

DK257386D0
(en)

1986-05-30

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Legal Events

Date
Code
Title
Description

2000-01-20
MK14
Patent ceased section 143(a) (annual fees not paid) or expired

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