Patents by Inventor Martha D. Coe

Martha D. Coe 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).

  • Walker with detachable seat
    Patent number: 4345790
    Abstract: Walkers are provided with an upholstered seat which can be suspended from a pair of horizontal members on opposite side of the walker frame, so that the user may rest when not walking. The seat is comfortable, safe and can be stowed on the walker when not needed or completely removed. Such seats can be sold separately and easily retrofitted to existing walkers.
    Type: Grant
    Filed: July 3, 1980
    Date of Patent: August 24, 1982
    Inventor: Martha D. Coe