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:
Mar. 28, 2000
Filed:
Jul. 13, 1998
Applicant:
Inventors:
Dale Robert Carroll, Rahway, NJ (US);
Brid Dilworth, Botley, GB;
Michele Anne Thornhill, Didcot, GB;
Assignee:
Exxon Chemical Patents, Inc., Linden, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
508332 ; 508363 ;
Abstract
The compatibility with nitrile ester seals of lubricating compositions containing active sulphur-containing additives may be enhanced bt treating the additives, or concentrates containing them, or the composition themselves, with one or more olefinically unsaturated compounds selected from: