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.:

US 7838471 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 23, 2010

Filed:

Aug. 07, 2006
Applicants:

Fahimeh Pedram Shirazi, Belle Mead, NJ (US);

William Grant Britton, Katy, TX (US);

Inventors:

Fahimeh Pedram Shirazi, Belle Mead, NJ (US);

William Grant Britton, Katy, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10L 1/16 (2006.01); C07C 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention relates to compositions comprising a blend of Group II basestocks and low volatility, low viscosity PAO basestocks. The blend is particularly useful for preparing finished lubricants that meet or even exceed the criteria for SAE Grade 0W multi-grade engine oils. The combination of these low volatility, low viscosity PAOs with Group II basestocks provide, in embodiments, the necessary performance criteria in automatic transmission fluids, automotive or industrial gear oils, hydraulic fluids, or any other high performance lubricant requiring a combination of excellent low fluidity and low volatility.


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Shirazi, Fahimeh. (2010). Blend comprising group ii and group iv basestocks (U.S. Patent No. 7838471). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7838471

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