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:
Jul. 18, 1978
Filed:
Apr. 20, 1977
Applicant:
Inventors:
Douglas Cameron Edwards, Sarnia, CA;
John Walker, Sarnia, CA;
Assignee:
Polysar Limited, Sarnia, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 / ;
Abstract
Mineral oil compositions of improved characteristics comprise a major proportion of a mineral oil and a minor proportion of an isobutylene polymer containing bound 2,6-di-t-butyl phenol groups.