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:
Sep. 06, 2016
Filed:
Feb. 27, 2012
Nobuyuki Kato, Kanonji, JP;
Tatsuya Tamura, Kanonji, JP;
Toshihisa Hayashi, Kanonji, JP;
Masashi Kitagawa, Kanonji, JP;
Nobuyuki Kato, Kanonji, JP;
Tatsuya Tamura, Kanonji, JP;
Toshihisa Hayashi, Kanonji, JP;
Masashi Kitagawa, Kanonji, JP;
UNICHARM CORPORATION, Ehime, JP;
Abstract
The absorbent article of the present invention comprises: a liquid-pervious surface sheet, a liquid-impervious backside sheet provided at the position opposing said surface sheet, and an absorption body provided between said surface sheet and said backside sheet, wherein the absorbent article comprises an endless compressed groove, surrounding a central part of said absorbent article, which is formed in said surface sheet and said absorption body in the thickness direction, and a plurality of concave parts, provided inside and outside said compressed groove, which are formed in said surface sheet and said absorption body in the thickness direction, and an uncompressed region bordering inner and outer edges of the compressed groove, wherein the closest distance between said compressed groove and the nearest concave parts is greater than the distance between adjacent ones of those same concave parts.