Patents by Inventor Donald W. Schmitz

Donald W. Schmitz 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: 5158041
    Abstract: An animal holding crate including a pair of spaced end frames having side frames extending therebetween to define an animal holding area. Restraining members are movably mounted on each of the end frames to prevent the passage of an animal therethrough when in their closed position. When the restraining members are positioned in their open position, the animal is permitted free passage therethrough without any obstruction. The restraining members are preferably operated by means of a high power cylinder.
    Type: Grant
    Filed: December 23, 1991
    Date of Patent: October 27, 1992
    Inventor: Donald W. Schmitz