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:
Aug. 15, 2006
Filed:
Nov. 29, 2001
Applicants:
Naoto Ohashi, Kagawa-ken, JP;
Yoshio Ono, Kagawa-ken, JP;
Toru Oba, Kagawa-ken, JP;
Inventors:
Assignee:
Uni-Charm Corporation, Ehime-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 13/15 (2006.01); A61F 13/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A disposable diaper that includes a cover member and a body fluid absorbent member attached to an inner side of the cover member. The absorbent member is composed of a liquid-pervious topsheet, a backsheet and an absorbent core member disposed therebetween. The absorbent member is formed on a side adjacent the backsheet with at least one first groove concaved in a direction from the backsheet toward the topsheet.