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:
Oct. 14, 2003
Filed:
Apr. 05, 2000
Applicant:
Inventors:
Osamu Nakajima, Tokyo, JP;
Akihiro Hikichi, Tokyo, JP;
Assignee:
Akebono Brake Industry Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J 5/14 ;
U.S. Cl.
CPC ...
C08J 5/14 ;
Abstract
A friction material comprising a fibrous reinforcement, a friction modifier, and a binder. An abrasive component of the friction material includes non-fibrous particulate matters having the same material as fibrous matters of rock wool, slag wool, and ceramics including Al O —SiO as a main component, but the fibrous matters are not contained.