Patents by Inventor Tracy C. Hsu

Tracy C. Hsu 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).

  • Process for prefinished exterior hardboard
    Patent number: 4627999
    Abstract: A prepaint sealer and process for treating hardboard and similar board fabricated from cellulosic fibers or chips wherein the sealer comprising a thermoplastic or thermosetting vinylidene chloride latex is applied to the surface of the formed hardboard prior to the application of one or more coatings in the nature of a primer or top finish coat.
    Type: Grant
    Filed: March 20, 1985
    Date of Patent: December 9, 1986
    Assignee: SCM Corporation
    Inventor: Tracy C. Hsu