Patents by Inventor Harold G. Blum

Harold G. Blum 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).

  • Lighting panel trim element
    Patent number: 4272804
    Abstract: A lighting panel trim element for attachment to the outer marginal edges of a lighting panel is disclosed as having a throat section for receiving the top, side and bottom marginal edges of the lighting panel, a horizontal wall section for mounting the lighting panel relative to a lighting fixture, and means for positively securing the lighting panel within the throat section of the lighting panel trim element.
    Type: Grant
    Filed: March 19, 1979
    Date of Patent: June 9, 1981
    Assignee: Koller Craft Plastic Products, Inc.
    Inventor: Harold G. Blum