Patents by Inventor Raymond F. Hallemann

Raymond F. Hallemann 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).

  • Tent, tent ribs, and method of erecting tents
    Patent number: 4877044
    Abstract: A tent of the type comprising a fabric shell suppoprted on a skeleton frame having at least two criss-crossing ribs, the ribs having patches of mating halves of a hook-and-loop type fastening material on the portions of the ribs that criss-cross, to releasably attach the ribs at the point where they criss-cross and stabilize the frame.
    Type: Grant
    Filed: August 26, 1988
    Date of Patent: October 31, 1989
    Assignee: American Recreation Products, Inc.
    Inventors: Robert R. Cantwell, Raymond F. Hallemann, Deborah M. Zumsteg