Patents by Inventor James C. Ferguson

James C. Ferguson 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).

  • Slingshot with adjustable sight
    Patent number: 5016601
    Abstract: A slingshot includes a hand grip and a crotch which are adjustably mounted on a shoulder engaging stock. The crotch has a sighting element which is adjustable for elevation and windage. The sighting element extends into the field of view and is flexible to allow the projectile to push it out of the way without affecting the path of the projectile.
    Type: Grant
    Filed: September 12, 1989
    Date of Patent: May 21, 1991
    Inventors: James C. Ferguson, Marvin C. Hanz, Galen A. Moeller
  • Slingshot or similar article
    Patent number: D322832
    Type: Grant
    Filed: October 17, 1989
    Date of Patent: December 31, 1991
    Inventors: James C. Ferguson, Marvin C. Hanz, Galen A. Moeller