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.

Date of Patent:
Sep. 02, 2003

Filed:

Nov. 18, 2002
Applicant:
Inventors:

Takayuki Hisanaka, Kagawa-ken, JP;

Hisashi Takai, Kagawa-ken, JP;

Koichi Yamaki, Kagawa-ken, JP;

Assignee:

Uni-Charm Corporation, Ehime-ken, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 1/315 ;
U.S. Cl.
CPC ...
A61F 1/315 ;
Abstract

A composite sheet comprises a hydrophobic first plastic film layer forming an upper surface of the sheet, a second plastic film layer forming a lower surface of the sheet and a hydrophobic intermediate fibrous assembly layer disposed between these two layers. The first plastic film layer includes a plurality of first plane regions spaced one from another and extending parallel one to another in one direction and sawtooth-shaped first rising regions formed along edges of the first plane regions and the second plastic film layer includes a plurality of second plane regions. Such composite sheet is breathable but liquid-resistant and suitable for use for disposable garments.


Find Patent Forward Citations

Hisanaka, Takayuki. (2003). Composite plastic sheet and process for making the same (U.S. Patent No. 6613414). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6613414

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…