Patents by Inventor Patrick G. Vandenbroeck

Patrick G. Vandenbroeck 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: 4978021
    Abstract: A collapsible drinking container is formed of a series of progressively smaller telescoping sections. A top section supports interiorly a pouch or bag of thin-walled plastic which can receive and contain a liquid, a liquid concentrate or a dry concentrate to be mixed with water or another liquid. In a preferred embodiment the container sections are made of paper, in a truncated conical shape, but then can also be made of plastic materials.
    Type: Grant
    Filed: April 4, 1990
    Date of Patent: December 18, 1990
    Inventors: Anna M. Mini, Patrick G. Vandenbroeck