Patents by Inventor Francis Whyte

Francis Whyte 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).

  • Walking boot for surgical leg cast
    Patent number: 4094312
    Abstract: A boot, for use with a surgical plaster of Paris leg cast, comprising a shoe and an upper. The shoe is of rigid sheet material with a pair of wells of similar depth located in the sole and heel portions. The upper is flexible to receive the foot of the cast and the lower periphery of the upper is inturned and fixed at least to the outer periphery of the shoe. In one embodiment the inturned lower periphery of the upper forms a bottom with apertures to receive the wells of the shoe.
    Type: Grant
    Filed: December 13, 1976
    Date of Patent: June 13, 1978
    Inventor: Francis Whyte