Patents by Inventor Martin C. Shannon

Martin C. Shannon 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).

  • Stick-on, protective magnet
    Patent number: 5031874
    Abstract: A device for magnetically attaching one item to a second item, which device has a scratch-resistant, static-resistant coating and a strip of thick, foam double-sided tape for permanent attachment of the device to one item.
    Type: Grant
    Filed: November 30, 1989
    Date of Patent: July 16, 1991
    Inventor: Martin C. Shannon