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:
Nov. 23, 1982
Filed:
Jan. 29, 1981
Applicant:
Inventors:
Yosuke Okado, Higashimurayama, JP;
Masanori Kawamura, Akigawa, JP;
Takashi Tomioka, Higashimurayama, all of Tokyo, JP;
Assignee:
Bridgestone Tire Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524496 ; 260746 ; 260756 ; 260763 ; 106307 ; 524237 ; 524322 ; 524575 ;
Abstract
A rubber composition having a good reinforcing property and a remarkably improved resistance against heat build-up is disclosed, which comprises 100 parts by weight of at least one of natural rubber and synthetic rubber and 20-200 parts by weight of furnace carbon black having a specific surface area of 85-95 m.sup.2 /g, a dibutyl phthalate absorption value of 100-110 ml/100 g and a tinting strength of 95-105.
Okado, Yosuke. (1982). Rubber composition comprising furnace carbon black (U.S. Patent No. 4360627). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4360627
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile