Patents by Inventor Jim Tipke

Jim Tipke 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).

  • Collapsible wheeled material carrier
    Patent number: 4669743
    Abstract: A collapsible wheeled material carrier which folds to a storage position when not in use. The carrier has a frame with transversely folding braces and a folding bottom. It also has a folding extensible handle assembly. The carrier can be hand propelled or moved by a vehicle.
    Type: Grant
    Filed: August 12, 1985
    Date of Patent: June 2, 1987
    Assignee: Tipke Manufacturing Co., Inc.
    Inventor: Jim Tipke