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. 03, 2005
Filed:
Jun. 24, 2004
Applicants:
Seiji Suzuki, Gunma, JP;
Yasuki Hattori, Gunma, JP;
Kazuhide Yamamoto, Gunma, JP;
Inventors:
Assignee:
Nisshinbo Industries, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B003/02 ;
U.S. Cl.
CPC ...
Abstract
A friction material obtainable by molding and curing a material composition having a fibrous base, a binder, and a filler, wherein an amount of sulfate ions extracted from the friction material measured in accordance with JIS K 0127 is about 0.2 mg/g or smaller and the pH of the friction material is about 10.0 or higher and less than about 13.0.
Suzuki, Seiji. (2005). Friction material (U.S. Patent No. 6887549). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6887549
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile