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:
Feb. 22, 2011
Filed:
Jun. 27, 2007
Kazuya Otsuji, Tokyo, JP;
Yasuki Tsutsumi, Tokyo, JP;
Jun Yamamoto, Tokyo, JP;
Kao Corporation, Tokyo, JP;
Abstract
A pet sheetincluding a topsheeta backsheetan absorbent corelocated between the sheetsandand a compression molded productof a ground material of plant origin located between the topsheetand the absorbent coreThe compression molded productis designed to swell and disintegrate upon water absorption. The compression molded productis preferably designed to form a rewet barrier layer between the topsheetand the absorbent coreas a result of swelling and disintegration upon water absorption, the rewet barrier layer being formed of water-containing bulky material disintegrated from the compression molded productThe compression molded product preferably further contains inorganic powder, particularly zeolite.