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:
Mar. 08, 2022
Filed:
Feb. 21, 2018
Applicant:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Inventor:
Yusaku Kohinata, Tokyo, JP;
Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
D04H 3/009 (2012.01);
U.S. Cl.
CPC ...
D04H 3/009 (2013.01);
Abstract
A nonwoven fabric including fibers formed from a thermoplastic resin is provided. The thermoplastic resin is an aromatic polysulfone resin. An average fiber diameter of the fibers is 3 μm or more and 8 μm or less. A basis weight is 5 g/mor more and 30 g/mor less.