Patents by Inventor Robert C. Elrod

Robert C. Elrod 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: D308453
    Type: Grant
    Filed: July 18, 1986
    Date of Patent: June 12, 1990
    Assignee: E. R. Carpenter Co., Inc.
    Inventor: Robert C. Elrod