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:
Feb. 07, 2012
Filed:
Feb. 20, 2009
Applicants:
Hiroyuki Kishimoto, Kobe, JP;
Kiyoshige Muraoka, Kobe, JP;
Akira Minakoshi, Kobe, JP;
Isamu Tsumori, Kobe, JP;
Inventors:
Hiroyuki Kishimoto, Kobe, JP;
Kiyoshige Muraoka, Kobe, JP;
Akira Minakoshi, Kobe, JP;
Isamu Tsumori, Kobe, JP;
Assignee:
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D 30/58 (2006.01); B60C 11/00 (2006.01); D04H 1/74 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rubber composition used for a tire, in which friction on ice is improved, which includes 0.5 to 30 parts by weight of a filler having at least two protuberances and a non-metal fiber based on 100 parts by weight of a diene rubber.