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. 03, 1979
Filed:
Jun. 30, 1978
Applicant:
Inventor:
Louis de Vries, Greenbrae, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ; C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 334 ; 252 / ;
Abstract
A lubricating oil of outstanding detergency contains an alkaline earth metal aliphatic sulfonate and an ester of a hydrocarbon-substituted succinic acid.
de Vries, Louis. (1979). Succinate dispersant combination (U.S. Patent No. 4159958). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4159958
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile