Patents by Inventor Richard Hellenbrecht

Richard Hellenbrecht 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).

  • Mug
    Patent number: D244337
    Type: Grant
    Filed: August 6, 1975
    Date of Patent: May 17, 1977
    Assignee: C & M Sports Interprises, Inc.
    Inventors: Morton L. Sirisky, Richard Hellenbrecht