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:
Jan. 15, 2013
Filed:
Mar. 26, 2007
David Price, Littleover, GB;
William Barton, Belper, GB;
Chor Huang, Avon, OH (US);
Michael Sutton, Matlock, GB;
Mark Davies, Belper, GB;
Rodney J. Mcatee, Southend Bradfield, GB;
Mark F. Wilkes, Hatton, GB;
Stephen J. Cook, Belper, GB;
David Price, Littleover, GB;
William Barton, Belper, GB;
Chor Huang, Avon, OH (US);
Michael Sutton, Matlock, GB;
Mark Davies, Belper, GB;
Rodney J. McAtee, Southend Bradfield, GB;
Mark F. Wilkes, Hatton, GB;
Stephen J. Cook, Belper, GB;
The Lubrizol Corporation, Wickliffe, OH (US);
Abstract
The invention provides a lubricating composition containing an oil of lubricating viscosity and a hydrogenated copolymer of an olefin block and vinyl aromatic block, wherein the copolymer is optionally functionalized. The invention further provides a method for preparing a hydrogenated copolymer; and the use of the lubricating composition.