Patents by Inventor Clifford R. Bannister

Clifford R. Bannister 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 exercise back pack
    Patent number: 4332379
    Abstract: A collapsible training device to be worn by a person during physical exercise. The device includes a flexible weight carrying member, with at least one opening in the member positioned at its bottom for containing a flexible weight member. Straps attached to the weight carrying member secures the device about the person's shoulders and waist. The flexible weight member is adapted for containing a flexible and disposable weight material. When the weight member is empty, the device occupies a minimum size and has a reduced weight.
    Type: Grant
    Filed: July 28, 1980
    Date of Patent: June 1, 1982
    Inventor: Clifford R. Bannister