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. 20, 2004
Filed:
Dec. 21, 2000
Applicant:
Inventors:
Assignee:
Uni-Charm Corporation, Kawanoe, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D02G 3/00 ; B32B 2/700 ; A61F 1/320 ; A61F 1/315 ;
U.S. Cl.
CPC ...
D02G 3/00 ; B32B 2/700 ; A61F 1/320 ; A61F 1/315 ;
Abstract
Provided is a water-decomposable absorbent article including a water-decomposable back layer, a water-decomposable and liquid-pervious surface layer, and a water-decomposable absorbent layer sandwiched between the back layer and the surface layer. The absorbent layer is formed of at least one composite sheet of a water-soluble or water-swellable polymer layer and a water-decomposable fibrous layer, of which the uppermost layer adjacent to the surface layer is the water-decomposable fibrous layer.