Patents by Inventor The Lubrizol Corporation

The Lubrizol Corporation 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).

  • Publication number: 20130184189
    Abstract: The invention provides a lubricating composition containing (a) a polymer derived from greater than 50 wt % or more of a non-diene monomer, wherein the polymer has a weight average molecular weight of about 2000 to about 200,000, and wherein the polymer has a shear stability index of about 0 to about 25; (b) a phosphorus-containing acid, salt, or ester; (c) an extreme pressure agent, other than a phosphorus-containing acid, salt, or ester; and (d) an oil of lubricating viscosity. The invention further provides a method for lubricating a mechanical device with the lubricating composition.
    Type: Application
    Filed: March 6, 2013
    Publication date: July 18, 2013
    Applicant: THE LUBRIZOL CORPORATION
    Inventor: The Lubrizol Corporation
  • Publication number: 20130157914
    Abstract: The invention provides a lubricating composition containing an oil of lubricating viscosity and a compound obtained/obtainable by a process comprising reacting a glycolic acid, a 2-halo-acetic acid, or a lactic acid, or an alkali or alkaline metal salts thereof, (typically glycolic acid or a 2-halo-acetic acid) with at least one member selected from the group consisting of an amine, an alcohol, and an aminoalcohol. The invention further relates to the use of the lubricating composition in an internal combustion engine.
    Type: Application
    Filed: February 14, 2013
    Publication date: June 20, 2013
    Applicant: THE LUBRIZOL CORPORATION
    Inventor: The Lubrizol Corporation
  • Publication number: 20130102511
    Abstract: The present invention relates to an additive concentrate comprising a friction modifier, a corrosion inhibitor, and an oil of lubricating viscosity. The invention further provides a method for lubricating a transmission using the additive concentrate.
    Type: Application
    Filed: December 11, 2012
    Publication date: April 25, 2013
    Applicant: THE LUBRIZOL CORPORATION
    Inventor: The Lubrizol Corporation