Patents by Inventor Albert G. Smart

Albert G. Smart 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).

  • Knapsack-parka sleeping bag
    Patent number: 4103377
    Abstract: This invention reduces the weight and bulk of the hiker's backpack by eliminating the sleeping bag as a separate item. This is accomplished by providing insulating walls in the knapsack and providing the knapsack with a foldable insulating extension so that the insulated elongated knapsack can be attached to the bottom end of a parka to provide a continuous enveloping sleeping bag.
    Type: Grant
    Filed: January 27, 1977
    Date of Patent: August 1, 1978
    Assignee: Mel A. Pfreizer
    Inventors: James W. Mayer, Albert G. Smart