Patents by Inventor Russell S. Foxhall

Russell S. Foxhall 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).

  • Propane diol-based polyester resin and shrink film
    Patent number: 7008698
    Abstract: A shrinkable polymer film including a modified polyester resin polymerized from monomers including a dicarboxylic acid and a glycol, wherein the glycol includes 2-methyl-1,3-propanediol, and wherein the polymer film shrinks at least about 50% in a main shrinkage direction after ten seconds in an 80 degree Celsius hot water bath.
    Type: Grant
    Filed: June 14, 2004
    Date of Patent: March 7, 2006
    Assignee: Mitsubishi Polyester Film, LLC
    Inventors: Chadwick E. Marlow, Charles D. Carlson, Jr., Robert G. Posey, Gary R. Garner, Russell S. Foxhall
  • Flexible magnetic recording media having superior peel strength
    Patent number: 4775593
    Abstract: A flexible magnetic recording media having superior peel strength is disclosed. The magnetic recording media comprises a primer coated polyester film which has been overcoated with a coating comprising ferromagnetic particles dispersed in a polymeric binder. The primer coating is preferably sodium oleate which has been in-line coated onto polyethylene terephthalate film. The ferromagnetic particles are preferably chromium dioxide particles. The polymeric binder is preferably a polyurethane reaction product of (A) a hydrolytically stable difunctional alcohol, (B) a chain extender, and (C) an aromatic diisocyanate.
    Type: Grant
    Filed: June 9, 1987
    Date of Patent: October 4, 1988
    Assignee: Hoechst Celanese Corporation
    Inventors: John M. Heberger, Russell S. Foxhall