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:
Nov. 27, 2001
Filed:
Apr. 08, 1999
Applicant:
Inventors:
Hiroyuki Soga, Kagawa-ken, JP;
Toshio Inoue, Kagawa-ken, JP;
Seiji Suzuki, Kagawa-ken, JP;
Takaaki Shimada, Kagawa-ken, JP;
Assignee:
Uni-Charm Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 1/315 ;
U.S. Cl.
CPC ...
A61F 1/315 ;
Abstract
A disposable body fluids absorbent article including an absorbent core contained discrete particles, the discrete particles consisting of first polymer particles which have an initial water absorption rate and second polymer particles which have an initial water absorption rate lower than that of the first polymer particles, the first polymer particles being distributed exclusively in a zone defined by a lower ½ of a thickness of the core.