Patents Represented by Attorney Mark Marin

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  • PAO oil selection to control lubricating grease evaporation and low temperature
    Patent number: 7576044
    Abstract: A grease composition comprising a base oil and a thickener that meets specified low temperature torque and high temperature evaporation requirements uses a base oil consisting essentially of a mixture of dimer, trimer, and higher oligomers of poly olefin wherein less than 10 wt % of the oligomer mixture is dimer.
    Type: Grant
    Filed: October 1, 2004
    Date of Patent: August 18, 2009
    Assignee: ExxonMobil Research and Engineering Company
    Inventor: John Phillips Doner