Patents by Inventor Patrick E. Dumoulin

Patrick E. Dumoulin 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).

  • Belt for self-insemination of sows
    Patent number: 5690060
    Abstract: A self-insemination belt for use in the artificial insemination of sows. The belt has a body strap that wraps around the stomach of the sow just ahead of the hind legs and a back strap attached to the body strap so that the back strap lays along the sow's back. A detachable catheter holding strap is then attached to the back strap and then wrapped around the catheter to hold it in place.
    Type: Grant
    Filed: October 23, 1995
    Date of Patent: November 25, 1997
    Inventors: Patrick E. Dumoulin, Michael W. Dumoulin