Patents by Inventor Patricia A. Schrader

Patricia A. Schrader 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).

  • Copolymer of vinylbenzyl ether of polyhydric halogenated phenolic compound and aromatic polycyanate ester compound
    Patent number: 4774316
    Abstract: The polyfunctional vinylbenzyl ethers of polyhydric halogenated phenolic compounds are prepared and can be copolymerized with polycyanate ester compounds to provide copolymers having dielectric constants below 3 and a V-O rating in a UL-94 test.
    Type: Grant
    Filed: August 15, 1986
    Date of Patent: September 27, 1988
    Assignee: The Dow Chemical Company
    Inventors: James P. Godschalx, Edmund P. Woo, Patricia A. Schrader, Peter D. Aldrich