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, 2001
Filed:
Sep. 22, 1999
Applicant:
Inventors:
Gregory P. Liesen, Mechanicsville, VA (US);
Tze Chi Jao, Glen Allen, VA (US);
Shoutian Li, Midlothian, VA (US);
Assignee:
Ethyl Corporation, Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C08F / ;
U.S. Cl.
CPC ...
C10M / ; C08F / ;
Abstract
Poly (meth) acrylate copolymers comprising from about 5 to about 60 weight percent of a C11-C15 alkyl (meth) acrylate; and from about 95 to about 40 weight percent of a C16-C30 alkyl (meth) acrylate provide excellent low temperature properties to lubricating oils.