Patents by Inventor Leo E. Roth

Leo E. Roth 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).

  • Portable shelter with wind break
    Patent number: 4870984
    Abstract: A portable shelter having a pair of spaced apart runners supporting a frame carrying a suitable covering. A hinged plate extends between the runners and is shiftable between a lower position extendintg to the bottom of the runners for blocking the flow of air between the runners under the covering and a raised position to allow non-interfering movement of the shelter across the ground or ice.
    Type: Grant
    Filed: January 17, 1989
    Date of Patent: October 3, 1989
    Inventor: Leo E. Roth