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:
Jun. 15, 2010
Filed:
Sep. 21, 2006
Applicants:
Kazunari Isogai, Kagawa-ken, JP;
Tomoko Sugito, Kagawa-ken, JP;
Inventors:
Kazunari Isogai, Kagawa-ken, JP;
Tomoko Sugito, Kagawa-ken, JP;
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
An absorbent article is provided which has such a structure that a bled portion of the colored indicator is unnoticeable. The absorbent article includes a liquid permeable top sheet, a liquid impermeable back sheet, an absorbing core interposed between the two sheets, and an indicator making it possible to visually ascertain that the absorbing core is in the wet state. The back sheet has an average hole diameter of 0.3 μm to 3 μm, and has a light transmittance of not less than 20% and not more than 45% in a state in which the absorbing core is dry.