Patents by Inventor Hal Turk

Hal Turk 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).

  • Litter box for pets
    Patent number: 3990396
    Abstract: The subject matter of this writing is directed to a container for holding an absorbent material that is used in the care of household pets, such as cats. The container is of such a design it can be readily cleaned and refilled by a young or an older person with little or no difficulty. It is of such a size and of such lightweight material that it can be moved in the house or living quarters and left where desired.
    Type: Grant
    Filed: March 9, 1973
    Date of Patent: November 9, 1976
    Inventor: Hal Turk