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. 14, 2006
Filed:
May. 04, 2004
Applicants:
Edward I. Aoyagi, Petaluma, CA (US);
Paul F. Vartanian, Oakland, CA (US);
Inventors:
Edward I. Aoyagi, Petaluma, CA (US);
Paul F. Vartanian, Oakland, CA (US);
Assignee:
Chevron Oronite Company LLS, San Ramon, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 151/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of improving the brake and clutch capacity of a functional fluid comprising adding a friction-modifying amount of a polyalkenyl sulfonate to the functional fluid, wherein the polyalkenyl sulfonate is an alkali metal or alkaline earth metal salt of a polyalkene sulfonic acid derived from a mixture of polyalkenes comprising greater than about 20 mole percent alkyl vinylidene and 1,1-dialkyl isomers.