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. 27, 1977
Filed:
Jun. 21, 1976
Applicant:
Inventors:
Frederik L Binsbergen, Amsterdam, NL;
Dick J Van Namen, Amsterdam, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 59 ;
Abstract
The viscosity index and pour point of oil compositions are improved by the addition of certain low molecular weight, substantially acyclic polymers of cyclopentene.
Binsbergen, Frederik. (1977). Lubricating oil compositions containing an acyclic polymer of (U.S. Patent No. 4051051). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4051051
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile