Patents by Inventor Frank T. Wilken

Frank T. Wilken 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: 4719876
    Abstract: A collar is disclosed herein for restricting the movement of an animal's head which comprises a pliable and thickened elongated pad of sufficient width to occupy a neck region of the animal substantially between the shoulder and the base of the head. The opposite ends of the pad carry a releasable closure for securing the collar about the animal's neck. The closure includes a hook and pile fastener joining the ends longitudinally as well as transversely to prevent inadvertent detachment of overlapped ends.
    Type: Grant
    Filed: June 5, 1986
    Date of Patent: January 19, 1988
    Inventor: Frank T. Wilken