Patents by Inventor Gerald A. Saunders

Gerald A. Saunders 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).

  • Patent number: 4300245
    Abstract: An artificial limb consisting of a tube like member having an inner wall and an outer wall, each of flexible air impervious material sealingly joined together at respectively opposite ends of the tube and along at least three lines extending longitudinally of the tube. The longitudinal seams are spaced apart from one another providing a plurality of side by side air inflatable compartments. At least one compartment is provided with an air inlet passage means for inflating the artificial limb and the compartments are in communication with one another so that there is equalization of pressure in all of the chambers. The inner and outer walls are preferably a transparent plastics material and the tube tapers in a direction from one end to the other. A protective cap may be detachably mounted on the lower end of the limb and such cap may be provided with fins projecting into the sleeve to stiffen the same if so desired.
    Type: Grant
    Filed: August 25, 1980
    Date of Patent: November 17, 1981
    Assignee: Queen's University at Kingston
    Inventor: Gerald A. Saunders