Patents by Inventor Richard P. Plumer

Richard P. Plumer 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: 5957145
    Abstract: A selectively moveable umbrella (10) for use in providing shade during outdoor leisure and work-related activities, in which a support holds an umbrella post (36) with a first end (37) and a canopy (41) attached to a plurality of support ribs extending from a portion of the post near a second end (39) distal from the first end. The support attaches to a triangular base frame (12). An elongated handle (28) extends outwardly from under the canopy from a corner edge (13) of the base frame. Two back wheels (34) are attached to the base frame near an end remote from the handle and an additional support (24) depends from an end of the base frame remote from the back wheels. Using the handle, the base frame is moved in order to wheel the umbrella to a new position for shading outdoor activities.
    Type: Grant
    Filed: November 20, 1997
    Date of Patent: September 28, 1999
    Inventor: Richard P. Plumer