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:
May. 26, 2015
Filed:
Aug. 06, 2009
Applicants:
Mitsuo Unno, Hitachi, JP;
Manabu Ono, Hitachinaka, JP;
Takashi Kikudome, Hitachi, JP;
Inventors:
Assignee:
Hitachi Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09K 3/14 (2006.01); C08J 5/14 (2006.01); F16D 69/02 (2006.01); F16D 69/00 (2006.01);
U.S. Cl.
CPC ...
F16D 69/028 (2013.01); F16D 69/026 (2013.01); F16D 2200/0069 (2013.01); F16D 2200/0086 (2013.01); F16D 2069/002 (2013.01);
Abstract
Provided is a friction material composition comprising: a binder; a fibrous base material; an abrasive material; an inorganic filler; and an organic filler,