Patents by Inventor Lisa D. Chamberlain

Lisa D. Chamberlain 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: 4913668
    Abstract: A spring loaded battery clamp having two linear sets of jaws on the front end. The first set of jaws at the end of the battery clamp configured to grasp the square or hex head battery terminal. The second set of jaws configured to compressively grasp the battery terminal. The two arms of the battery clamp pivotably connected by a hinge pin with an associated return spring tending to keep the jaws together. One of the battery clamp arms extending back of the hinge point terminating in an end wrench. The other arm terminating in an electrical cable fastening means.
    Type: Grant
    Filed: April 11, 1989
    Date of Patent: April 3, 1990
    Inventor: Lisa D. Chamberlain