Patents by Inventor Doug Mattson

Doug Mattson 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).

  • Mixing systems, methods, and devices with extendible impellers
    Patent number: 10105662
    Abstract: A mixing assembly includes a drum including a side wall, a top portion, and a bottom portion, in which the top portion includes a first opening for filling a substance into the drum, a second opening for mixing the substance in the drum, and a third opening for extracting the substance from the drum; and a mixer releasably disposed in the drum, including a head releasably attached to the second opening for mixing, in which the head includes a housing including an internal hollow region extending along the central axis of the head, and external threads configured to be attached to the second opening for mixing by thread engagement, a shaft disposed in the hollow region, and an impeller assembly disposed at a bottom end of the shaft for stirring the substance in the drum.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: October 23, 2018
    Assignee: BAYER CROPSCIENCE LP
    Inventors: Doug Mattson, Mark Smith, Neil Scott, Ryan Bergman, Ron Renkel, Glenn Bartlett, David Beernaert