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:
May. 14, 2013
Filed:
Oct. 10, 2006
Katsushi Sakano, Kasugai, JP;
Izumi Tashiro, Tokyo, JP;
Katsuhiko Sugiyama, Tokyo, JP;
Kahori Suzuki, Tokyo, JP;
Katsushi Sakano, Kasugai, JP;
Izumi Tashiro, Tokyo, JP;
Katsuhiko Sugiyama, Tokyo, JP;
Kahori Suzuki, Tokyo, JP;
Oji Nepia Co., Ltd., Tokyo, JP;
Oji Paper Co., Ltd., Tokyo, JP;
Abstract
A disposable diaper is provided, including an absorber, a top sheet disposed to cover the upper surface of the absorber and at least partially formed of a liquid permeable material, a back sheet disposed to cover the lower surface of the absorber and formed of a liquid impermeable material, and a skin contact sheet disposed above the top sheet and formed with a stool passing opening capable of passing a stool therethrough. The stool passing opening is formed into such a shape that a posterior region posterior to a centerline in the anteroposterior direction of the stool passing opening is smaller in the opening area than an anterior region anterior to the centerline.