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:
Jul. 12, 2011
Filed:
Apr. 03, 2007
Abhimanyu O. Patil, Westfield, NJ (US);
Jacob J. Habeeb, Westfield, NJ (US);
Michael E. Landis, Mullica Hill, NJ (US);
Manuel A. Francisco, Phillipsburg, NJ (US);
Manika Varma-nair, Warren, NJ (US);
Abhimanyu O. Patil, Westfield, NJ (US);
Jacob J. Habeeb, Westfield, NJ (US);
Michael E. Landis, Mullica Hill, NJ (US);
Manuel A. Francisco, Phillipsburg, NJ (US);
Manika Varma-Nair, Warren, NJ (US);
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Abstract
The invention comprises lubricating compositions and hydraulic fluids containing N,N'-diaryl-o-phenylenediamine compounds that impart good levels of oxidation inhibition in the lubricants and hydraulic fluids. The invention further comprises a method of making N,N′-diaryl-o-phenylenediamine compounds.