Patents by Inventor Richard J. Escallier

Richard J. Escallier 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).

  • Crutch attachment
    Patent number: 4941498
    Abstract: The invention comprises a crutch and carrier assembly including a crutch having a top and a bottom portion and a pair of parallel side rails between the top and the bottom portion, with the side rails being spaced apart at a predetermined distance, and a carrier assembly including an elastic annulus having a inner circumference in its unstretched state, with the inner circumference being less than twice the distance around the side rails. The annulus is positioned to grippingly encircle the side rails. In one embodiment the crutch and carrier assembly further comprises a plurality of elastic annuli, each grippingly encircling the side rails.
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: July 17, 1990
    Inventor: Richard J. Escallier