Patents by Inventor Joseph Francis Bliss

Joseph Francis Bliss 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).

  • Amine hardner compositions
    Patent number: 3954650
    Abstract: Compositions comprising a polyepoxide or an amine hardner and less than 0.1 per cent by weight of a quaternary ammonium compound based on the weight of the polyepoxide or amine hardner employed which compositions resist filler hard-settle upon storage and are suitable precursor compositions for cured epoxide products.
    Type: Grant
    Filed: October 31, 1973
    Date of Patent: May 4, 1976
    Assignee: Union Carbide Corporation
    Inventor: Joseph Francis Bliss