Patents by Inventor Gregory L. Heyser

Gregory L. Heyser 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: 4407519
    Abstract: A trailer tongue extender that is attached to the tongue of a boat trailer as a first step in launching the boat, allowing the vehicle that is backing the trailer into the water to keep back from the uncertain ground near the water's edge. The extender latches into a receptacle that is permanently installed on the trailer tongue allowing the attachment or removal of the extender in three steps without the use of tools, bolts, or pins.
    Type: Grant
    Filed: October 5, 1981
    Date of Patent: October 4, 1983
    Inventor: Gregory L. Heyser