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, 1989
Filed:
Sep. 30, 1987
Applicant:
Inventors:
Richard D Stauffer, St. Charles, IL (US);
Jerry L Thompson, Wheaton, IL (US);
Steven E Lindberg, Naperville, IL (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 47 ; 252 30 ; 252 482 ; 252 486 ;
Abstract
Silver protective lubricant compositions essentially free of chlorine and zinc-containing compounds comprise a 1,3,4-thiadiazole, an overbased detergent and an ashless dispersant. The invention is also directed to a method of silver protection in engines which utilizes the above lubricant composition.
Stauffer, Richard. (1989). Chlorine-free silver protective lubricant composition (iii) (U.S. Patent No. 4849118). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4849118
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile