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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9700464 B1

PDFFull Text
Date of Patent:
Jul. 11, 2017

Filed:

Nov. 14, 2011

Absorbent article

Applicants:

Haruki Toda, Kagawa, JP;

Kaiyou Nakajima, Kagawa, JP;

Inventors:

Haruki Toda, Kagawa, JP;

Kaiyou Nakajima, Kagawa, JP;

Assignee:

Unicharm Corporation, Ehime, JP;

Attorney:

Brinks Gilson & Lione

Primary Examiner:

Jacqueline Stephens

Int. Cl.
CPC ...
A61F 13/15 (2006.01); A61F 13/51 (2006.01); A61F 13/494 (2006.01); A61F 13/495 (2006.01); A61F 13/537 (2006.01); A61F 13/539 (2006.01); A61F 13/532 (2006.01); A61F 13/533 (2006.01); A61F 13/53 (2006.01); A61F 13/84 (2006.01);
U.S. Cl.
CPC ...
A61F 13/51 (2013.01); A61F 13/495 (2013.01); A61F 13/4942 (2013.01); A61F 13/4946 (2013.01); A61F 13/49473 (2013.01); A61F 13/539 (2013.01); A61F 13/53717 (2013.01); A61F 13/53747 (2013.01); A61F 13/532 (2013.01); A61F 13/533 (2013.01); A61F 13/5323 (2013.01); A61F 2013/530554 (2013.01); A61F 2013/530562 (2013.01); A61F 2013/530868 (2013.01); A61F 2013/8497 (2013.01);
Abstract

An absorbent article which has in a longitudinal direction from the front side to the rear side a front waist region, a rear waist region and a crotch region located between the front and rear waist regions. An absorbent sheet is provided between a topsheet and a second sheet which includes at least one liquid-pervious sheet having sandwiched therein an absorbent polymer that is present between a topsheet and a second sheet. The second sheet has a higher liquid diffusibility than the topsheet, the topsheet, a backsheet, an absorption body and the second sheet are disposed across the front waist region, the crotch region and the rear waist region, and the absorbent sheet is disposed in at least a part of the rear waist region.

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