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:
Aug. 04, 2020
Filed:
Oct. 12, 2018
Applicant:
Infineum International Limited, Abingdon, GB;
Inventors:
Oliver J. Delamore, Abingdon, GB;
Nigel A. Male, Salisbury, GB;
Alastair A. Cant, Didcot, GB;
Philip J. Woodward, Reading, GB;
Assignee:
INFINEUM INTERNATIONAL LIMITED, Abingdon, Oxfordshire, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10M 135/06 (2006.01); C10M 127/02 (2006.01); C10M 135/18 (2006.01); C10M 141/08 (2006.01);
U.S. Cl.
CPC ...
C10M 169/04 (2013.01); C10M 127/02 (2013.01); C10M 135/06 (2013.01); C10M 135/18 (2013.01); C10M 141/08 (2013.01); C10M 2203/003 (2013.01); C10M 2203/024 (2013.01); C10M 2205/026 (2013.01); C10M 2219/02 (2013.01); C10M 2219/022 (2013.01); C10M 2219/024 (2013.01); C10M 2219/068 (2013.01); C10N 2230/10 (2013.01); C10N 2230/12 (2013.01); C10N 2230/36 (2013.01); C10N 2240/10 (2013.01); C10N 2240/102 (2013.01); C10N 2240/104 (2013.01);
Abstract
A lubricating oil composition which comprises a sulphur containing anti-oxidant and an alkene which exhibits improved nitrile elastomer seal compatibility.