Patents by Inventor Wilma J. Schneider

Wilma J. Schneider 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).

  • Triglyceride oil-derived water-dispersible urethane resin coatings
    Patent number: 4094838
    Abstract: A novel class of water-dispersible urethane resin coating compositions is prepared from triglyceride oils by a three-step, one kettle process. The steps of preparation are all characterized by low energy reaction conditions and the resultant coating compositions are unexpectedly water-dispersible at acid values as low as about 30.
    Type: Grant
    Filed: June 3, 1977
    Date of Patent: June 13, 1978
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Wilma J. Schneider, Lyle E. Gast