Patents by Inventor William Arthur Greenberg

William Arthur Greenberg 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).

  • Christmas tree watering apparatus
    Patent number: 6347479
    Abstract: A Christmas tree watering apparatus which allows the tree to be watered without crawling under the tree. The apparatus includes a funnel, an upspout, two lengths of pipe, and a downspout, all supported by a stand which rests on the floor and has a loop which fits around one of the pipes to hold the apparatus in position.
    Type: Grant
    Filed: October 25, 1999
    Date of Patent: February 19, 2002
    Inventors: William Arthur Greenberg, Judson Daniel Evans