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:
Nov. 03, 2015
Filed:
Jun. 11, 2010
Christopher Paul Radano, West Chester, PA (US);
Peter Moore, Glenside, PA (US);
Mandi J. Mcelwain, Glenside, PA (US);
Michael L. Alessi, Rose Valley, PA (US);
Boris Eisenberg, Heppenheim, DE;
Christoph Wincierz, Darmstadt, DE;
Christopher Paul Radano, West Chester, PA (US);
Peter Moore, Glenside, PA (US);
Mandi J. McElwain, Glenside, PA (US);
Michael L. Alessi, Rose Valley, PA (US);
Boris Eisenberg, Heppenheim, DE;
Christoph Wincierz, Darmstadt, DE;
Evonik RohMax Additives GmbH, Darmstadt, DE;
Abstract
A lubricant which contains an ester oil and a polyalkyl(meth)acrylate copolymer having in copolymerized form a C-Calkyl(meth)acrylate, and a C-Calkyl(meth)acrylate exhibits an improved Viscosity Index compared to a lubricant having no ester oil.