Patents by Inventor James M. Marr

James M. Marr 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: D305334
    Type: Grant
    Filed: March 20, 1986
    Date of Patent: January 2, 1990
    Inventor: James M. Marr