Patents by Inventor David J. Dorfman

David J. Dorfman 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: 5213519
    Abstract: An electrical receptacle arrangement to receive light bulbs, power cord plugs and the like including two electrically conductive wires, each wire having a serpentine configuration, the wires being disposed adjacent to each other and being oriented at an angle to each other so that the wires cross each other at aligned points forming a net-like construction, with receptacles being connected at selected ones of the aligned points to provide a parallel circuit, and the wires being separately connected to an electrical power source. In one embodiment, the electrical receptacle arrangement forms a flexible net, where when the receptacles receive light bulbs therein, a blanket of light is provided which can be drapped over and around a Christmas tree for decorative purposes. In another embodiment, the electrical receptacle arrangement is fixedly installed in a ceiling to receive light bulbs in the receptacles for illumination purposes.
    Type: Grant
    Filed: March 30, 1992
    Date of Patent: May 25, 1993
    Inventor: David J. Dorfman