Patents by Inventor Paul Weathersby

Paul Weathersby 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).

  • Patent number: 3969240
    Abstract: A polydimethylsiloxane gum without silica filler is applied to silicone rubber membranes for use in a membrane lung.
    Type: Grant
    Filed: February 3, 1975
    Date of Patent: July 13, 1976
    Assignee: The United States of America as represented by the Department of Health, Education and Welfare
    Inventors: Theodor Kolobow, Fusakazu Hayano, Paul Weathersby