Patents by Inventor John J. Holthaus

John J. Holthaus 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: 6135518
    Abstract: A bag support for a paper or plastic trash bag such as are commonly used to gather lawn and garden waste for disposal. The bag support has a funnel connected to a nozzle with a nozzle outlet. The funnel and the nozzle are rectangular in cross-section with opposing side walls and end walls. Slots are provided in the opposing side walls or the end walls or both of the nozzle. The funnel and nozzle are integral and the bag support is preferably formed in two identical sections with complementary male and female couplings for releasably joining the sections.
    Type: Grant
    Filed: May 13, 1999
    Date of Patent: October 24, 2000
    Inventor: John J. Holthaus