Patents by Inventor Marion F. Pollard

Marion F. Pollard 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).

  • Security device for a trailer
    Patent number: 5301527
    Abstract: A security device for a trailer wheel to prevent unauthorized trailer movement that can be quickly and easily employed or removed. The device includes elongated wheel lug adapters and a back plate which are mounted with conventional lug nuts to the trailer wheel. A security bar and cover can be quickly engaged to the back plate and locked in place or easily removed when the trailer is ready for use by a key actuated locking mechanism.
    Type: Grant
    Filed: February 17, 1993
    Date of Patent: April 12, 1994
    Inventor: Marion F. Pollard