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. 31, 1989
Filed:
Nov. 30, 1988
Applicant:
Inventors:
Kaoru Chikamune, Tokuyama, JP;
Manabu Tokuda, Tokuyama, JP;
Kazuo Inoue, Nagaokakyo, JP;
Kyoshi Utsunomiya, Tokuyama, JP;
Yoshii Hitofude, Tokuyama, JP;
Assignee:
Nippon Seiro Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08H / ;
U.S. Cl.
CPC ...
106270 ; 208 20 ; 208 21 ; 252399 ; 524490 ;
Abstract
The present invention relates to an antioxidant was for rubber having a capacity to prevent the rubber from aging over a whole range from lower to higher temperatures and also providing excellent appearance and quality for the rubber products.