Patents by Inventor Christopher L. Warstler

Christopher L. Warstler 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).

  • Self venting funnel
    Patent number: 5277234
    Abstract: A funnel includes a truncated conical funnel head directed into a cylindrical guide conduit, with the guide conduit and funnel head oriented about a predetermined axis, and wherein a plurality of spaced parallel channels are directed into the funnel head and the guide conduit extending from a lowermost end of the funnel structure to an uppermost end thereof permitting venting when the funnel is directed within an opening of an associated container.
    Type: Grant
    Filed: March 15, 1993
    Date of Patent: January 11, 1994
    Inventor: Christopher L. Warstler