Patents by Inventor Gerald P. Yearwood

Gerald P. Yearwood 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).

  • Fuel oil additives and compositions
    Patent number: 5525128
    Abstract: Wax crystal modifiers for fuel oils are derived from ethylene-alpha olefin polymers with terminal unsaturation, preferably obtained by polymerization in the presence of a metallocene catalyst, optionally together with other cold flow improvers.
    Type: Grant
    Filed: August 28, 1992
    Date of Patent: June 11, 1996
    Assignee: Exxon Chemical Patents Inc.
    Inventors: Andrew M. McAleer, Gerald P. Yearwood