Patents by Inventor William R. Denbigh

William R. Denbigh 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 device
    Patent number: 5473838
    Abstract: A device for conveying irrigation water to a Christmas tree stand fluid bowl. The inventive device includes a funnel securable to a branch of the tree. A tubular conduit extends from the funnel along the tree trunk and terminates within the fluid bowl, thereby permitting fluid to be added to the fluid bowl without requiring an individual to directly access the fluid bowl.
    Type: Grant
    Filed: December 23, 1994
    Date of Patent: December 12, 1995
    Inventor: William R. Denbigh