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.:
Date of Patent:
Apr. 18, 2023
Filed:
May. 21, 2019
Daio Paper Corporation, Ehime, JP;
Yousei Mizumoto, Tochigi, JP;
DAIO PAPER CORPORATION, Ehime, JP;
Abstract
An absorbent article includes a liquid permeable top sheet, a liquid impermeable back sheet, and an absorber provided between the two sheets, the absorbent article having a predetermined length in a front-to-rear direction, and a predetermined width in a width direction perpendicular to the front-to-rear direction, wherein the absorber is provided with a groove or a slit extending in the front-to-rear direction, the absorber includes a first absorber layer on the side closer to the top sheet, and a second absorber layer on the side closer to the back sheet, and the first absorber layer includes a high-stiffness part extending outward in the width direction from an edge portion of the groove or slit, and a stiffness of the high-stiffness part is higher than a stiffness of the second absorber layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile