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:
Jun. 26, 2012
Filed:
Sep. 18, 2007
Applicants:
Yoshikazu Yasukawa, Shizuoka, JP;
Toyota Iwasaki, Shizuoka, JP;
Inventors:
Yoshikazu Yasukawa, Shizuoka, JP;
Toyota Iwasaki, Shizuoka, JP;
Assignee:
Kurabe Industrial Co., Ltd., Shizuoka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A polytetrafluoroethylene porous body which is produced by molding a polytetrafluoroethylene mixture, including a polytetrafluoroethylene powder and a pore-forming agent, into a predetermined shape, and subsequently removing the pore-forming agent. The pore-forming agent includes (a) one or more powders selected from a group consisting of dicarboxylic acid powders and benzoic acid powders, and (b) an organic solvent.