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:
Jan. 05, 1982
Filed:
Nov. 16, 1979
Applicant:
Inventors:
Asahiro Ahagon, Hiratsuka, JP;
Makoto Misawa, Hiratsuka, JP;
Hiroshi Hirakawa, Isehara, JP;
Kazuo Miyasaka, Hiratsuka, JP;
Assignee:
Yokohama Rubber Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08K / ;
U.S. Cl.
CPC ...
260-5 ; 260 4232 ; 260 4247 ; 525192 ; 525232 ; 525349 ; 525354 ; 525237 ; 525343 ;
Abstract
A tread composition for low rolling resistance tires, comprising 100 parts by weight of styrene-butadiene rubber or a styrene-butadiene rubber-based rubber blend and 3.2-5.0 parts by weight of sulphur.