Patents by Inventor John Kenneth Graham

John Kenneth Graham has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and equipment for making a complex lithium grease
    Patent number: 7829512
    Abstract: A continuous process for preparing lithium complex greases improved by using a complexing agent of dimethyl glutarate, dimethyl adipate, glutaric acid, adipic acid, or mixtures thereof, and preferably also a specialized flash chamber to achieve a penetration split (60X-UW) of within ?20 mm/10 to 10 mm/10, a roll stability (D1831) of <30 mm/10, and a dropping point (D2265) of >240° C.
    Type: Grant
    Filed: October 1, 2004
    Date of Patent: November 9, 2010
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Spencer Troy Stober, Todd Timothy Nadasdi, John Phillips Doner, John Kenneth Graham, Norman Charles Sundstrom, Paul Richard Grives, Barbara Anne Carfolite, James Fredrick Van Auken, James E. Spagnoli