Patents by Inventor Heinz F. Schwind

Heinz F. Schwind 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).

  • Overflow preventing kitchen utensil
    Patent number: 4157707
    Abstract: A utensil adapted to be positioned upon the rim of a cooking vessel has two annular channels, one open toward the center, the other open toward the top. The upper wall of the first channel defines the bottom of the second channel. A plurality of apertures in the bottom of the second channel communicate with the first channel, these apertures being closer to the outer than to the inner wall of the second channel.
    Type: Grant
    Filed: April 29, 1977
    Date of Patent: June 12, 1979
    Inventors: Heinz F. Schwind, Annemarie Titz, Leopold Koestel