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:
Jun. 13, 2006
Filed:
Feb. 12, 2003
Robert A. Muchmore, Dexter, MI (US);
Reuben Sarkar, Novi, MI (US);
Anthony J. Rollin, Midlothian, VA (US);
Samuel H. Tersigni, Richmond, VA (US);
Marc Deweerdt, Machelen, BE;
Stede Granger, Flowery Branch, GA (US);
Robert A. Muchmore, Dexter, MI (US);
Reuben Sarkar, Novi, MI (US);
Anthony J. Rollin, Midlothian, VA (US);
Samuel H. Tersigni, Richmond, VA (US);
Marc Deweerdt, Machelen, BE;
Stede Granger, Flowery Branch, GA (US);
Afton Chemical Corporation, Richmond, VA (US);
Abstract
The present invention relates to the use of a high level of a silicon-containing antifoam agent in automatic transmission fluid ('ATF') applications. More specifically, the invention relates to a formulation and method for the reduction or elimination of pump whine that occurs in high-pressure pumps used to circulate transmissions fluids in vehicles. The invention also relates to fully formulated ATFs, to transmissions lubricated with such ATFs, and to vehicles containing transmissions lubricated with such ATFs.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile