Patents by Inventor Bertrand M. E. Cassou

Bertrand M. E. Cassou 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).

  • Injecting gun for animals, in particular for the artificial insemination of cattle
    Patent number: 4173227
    Abstract: The gun is of the type comprising a rigid tubular body provided at one end with a holding head, a flexible sheath surrounding the rigid body and secured by removable means around said head, whereas at the other end it has an injecting orifice around which it comprises an inner reinforcing end member, and a push-rod slidably mounted in the body. The body is slidably mounted in the head and the end member is slidably mounted in the sheath. The end member may be replaced by a solid piston head which is slidably mounted in the sheath and can be removably mounted on the end of the push-rod.
    Type: Grant
    Filed: July 5, 1977
    Date of Patent: November 6, 1979
    Inventors: Robert E. J. Cassou, Bertrand M. E. Cassou