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:
Sep. 03, 1991
Filed:
Sep. 07, 1989
Applicant:
Inventors:
Maurice Born, Nanterre, FR;
Lucienne Briquet, Rueil-Malmaison, FR;
Jacques Lallement, Aubervilliers, FR;
Guy Parc, Rueil-Malmaison, FR;
Assignee:
Istitut Francais Du Petrole, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 45 ; 568 26 ;
Abstract
Polysulphurized olefin compositions used as additives for gear oils, cutting oils, and as sulphurizing agents in organic media are obtained by a process comprising: