Patents by Inventor Levi Kauffman

Levi Kauffman 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).

  • Dog bank
    Patent number: D291938
    Type: Grant
    Filed: January 23, 1985
    Date of Patent: September 15, 1987
    Inventor: Levi Kauffman