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:
Dec. 22, 1998
Filed:
Jan. 29, 1997
Applicant:
Inventors:
Claude C Schauber, 67160 Riedseltz, FR;
Nguyen Dinh Truong, 06450 Le Rouret, FR;
David Sterett Moorman, Baytown, TX (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10N / ;
U.S. Cl.
CPC ...
508469 ; 525303 ;
Abstract
The present invention provides dispersant viscosity index improving additives for lubricating oils. The additives are copolymers comprising from 92 weight percent to 98 weight percent of a polymer backbone and from 2 weight percent to 8 weight percent branches grafted onto the polymer backbone.
Quick Actions:
Schauber, Claude. (1998). Dispersant viscosity index improving additive for lubricating oils (U.S. Patent No. 5851967). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5851967
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile