Patents by Inventor James F. Warrenchak

James F. Warrenchak 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).

  • Emulsion polymerization process
    Publication number: 20010012872
    Abstract: A method for preparing a silicone emulsion, more particularly a method for preparing a silicone emulsion with a low cyclic siloxane level and particle size control.
    Type: Application
    Filed: March 7, 2001
    Publication date: August 9, 2001
    Applicant: General Electric Co.
    Inventors: Stephen Dong, Frank J. Traver, James F. Warrenchak
  • Emulsion polymerization process
    Patent number: 6232396
    Abstract: A method for preparing a silicone emulsion, more particularly a method for preparing a silicone emulsion with a low cyclic siloxane level and particle size control.
    Type: Grant
    Filed: July 26, 1999
    Date of Patent: May 15, 2001
    Assignee: General Electric Company
    Inventors: Stephen Dong, Frank J. Traver, James F. Warrenchak
  • Treated silica for oil absorption
    Patent number: 5037557
    Abstract: Fumed silica treated with octamethylcyclotetrasiloxane or hexamethyldisilazane are disclosed for the absorption of hydrocarbon spills, particularly on a body of water without the absorption of water.
    Type: Grant
    Filed: August 15, 1990
    Date of Patent: August 6, 1991
    Assignee: General Electric Company
    Inventors: James F. Warrenchak, Edward F. Phelan