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:
May. 08, 2018
Filed:
Apr. 12, 2012
Applicants:
Philip J. Woodward, Reading, GB;
Wangkan Lin, Bridgewater, NJ (US);
Erika M. Vela, Westfield, NJ (US);
Anthony J. Strong, Oxford, GB;
Inventors:
Philip J. Woodward, Reading, GB;
Wangkan Lin, Bridgewater, NJ (US);
Erika M. Vela, Westfield, NJ (US);
Anthony J. Strong, Oxford, GB;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10M 129/02 (2006.01); C01G 39/06 (2006.01); C10M 137/10 (2006.01); C10M 125/22 (2006.01); C10M 135/00 (2006.01); C10M 135/18 (2006.01); C10M 161/00 (2006.01);
U.S. Cl.
CPC ...
C10M 137/10 (2013.01); C10M 125/22 (2013.01); C10M 135/00 (2013.01); C10M 135/18 (2013.01); C10M 161/00 (2013.01); C10M 2203/1006 (2013.01); C10M 2205/026 (2013.01); C10M 2209/11 (2013.01); C10M 2219/068 (2013.01); C10M 2227/066 (2013.01); C10N 2230/06 (2013.01); C10N 2230/42 (2013.01); C10N 2230/45 (2013.01); C10N 2240/10 (2013.01);
Abstract
An internal combustion engine crankcase lubricating oil composition having a sulphated ash content of no greater than 1.2 mass %, based on the mass of the lubricating oil composition, and a phosphorous content of no greater than 0.1 mass %, based on the mass of the lubricating oil composition, which lubricating oil composition comprises or is made by admixing: