Patents by Inventor Jon Carl Root

Jon Carl Root 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).

  • Lubricating grease composition and preparation
    Patent number: 6498130
    Abstract: A grease composition having low noise characteristics is prepared by shearing a mixture of a base oil and a thickener for a time sufficient to reduce substantially all of the thickener to particles below 500 microns in size; and then processing the sheared mixture to a grease.
    Type: Grant
    Filed: June 29, 2001
    Date of Patent: December 24, 2002
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Mark William Baum, Todd Timothy Nadasdi, Jon Carl Root
  • Low friction grease for constant velocity universal joints, particularly plunging type joints that is compatible with silicone elastomer boots
    Patent number: 6376432
    Abstract: A silicon elastomer compatible constant velocity joint grease comprises a urea grease composed of a lubricating oil and a urea thickener and an effective amount of a friction reducing additive package comprising vermiculite, molybdenum oxysulfide dithiocarbamate, polyphenylene sulfide and potassium triborate. The additive package solids have particle sizes below about 40 microns.
    Type: Grant
    Filed: March 26, 2001
    Date of Patent: April 23, 2002
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Walter Logan Leslie, Jon Carl Root
  • Lubricating grease composition and preparation
    Publication number: 20020039973
    Abstract: A grease composition having low noise characteristics is prepared by shearing a mixture of a base oil and a thickener for a time sufficient to reduce substantially all of the thickener to particles below 500 microns in size; and then processing the sheared mixture to a grease.
    Type: Application
    Filed: June 29, 2001
    Publication date: April 4, 2002
    Inventors: Mark William Baum, Todd Timothy Nadasdi, Jon Carl Root