Patents by Inventor Donald L. McFarland

Donald L. McFarland 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: 3952653
    Abstract: A stamp device is constructed which comprises a housing having a gripping portion one end of which is closed and the other end of which is integral with a shoulder which is integral with a bellows which terminates in an open end, a rigid member having a projection extending from one surface disposed within said housing, an end member having a retaining lip on one surface and protuberances extending from the opposite surface, a self-inked stamp disposed within said end member, a depressible member disposed within said end member on top of the self-inked stamp and wherein said end member containing said self-inked stamp and said depressible member is inserted through the open end of said bellows and is held therein in a removable manner.
    Type: Grant
    Filed: March 24, 1975
    Date of Patent: April 27, 1976
    Assignee: Fairfield Marking Products, Inc.
    Inventor: Donald L. McFarland