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:
Sep. 04, 2001
Filed:
Nov. 17, 1999
Applicant:
Inventors:
Toshio Aikawa, Ibaraki, JP;
Noriko Miyaguchi, Ibaraki, JP;
Takashi Tarao, Ibaraki, JP;
Hitoshi Kobayashi, Shiga, JP;
Assignee:
Japan Vilene Company, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H 1/00 ; D04H 3/00 ;
U.S. Cl.
CPC ...
D04H 1/00 ; D04H 3/00 ;
Abstract
A nonwoven fabric prepared from fibers which are not substantially fibrillated and have a diameter of less than 20 &mgr;m, by fusing a fiber web comprising fine fibers having a diameter of 4 &mgr;m or less, and adhesive fibers having a diameter ranging from 8 &mgr;m to less than 20 &mgr;m, wherein a maximum pore size in the nonwoven fabric is not more than twice the mean flow pore size of the nonwoven fabric is disclosed.