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. 20, 2011
Filed:
Sep. 18, 2009
Applicants:
Yasuharu Yamada, Kyoto, JP;
Tomoyuki Suzuki, Toyota, JP;
Jun Sakai, Kuwana, JP;
Norihiro Tomokiyo, Kasugai, JP;
Inventors:
Yasuharu Yamada, Kyoto, JP;
Tomoyuki Suzuki, Toyota, JP;
Jun Sakai, Kuwana, JP;
Norihiro Tomokiyo, Kasugai, JP;
Assignee:
Ibiden Co., Ltd., Ogaki-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/26 (2006.01); C08L 9/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A porous polyimide obtained by removing a silica phase from an organic-inorganic polymer hybrid having a molecule structure in which a polyimide phase and the silica phase are held together by covalent bond.