Patents by Inventor Alan Bourne

Alan Bourne 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).

  • Granular material dispensing apparatus
    Patent number: 5944233
    Abstract: This invention relates to a novel granular material metering and dispensing system. More particularly, this invention pertains to a novel adjustable-rate apparatus for metering and dispensing granular chemicals, seeds and fertilizers. A metering dispenser for granular materials comprising: (a) a metering assembly for affixing to a resevoir of granular materials; and (b) at least one roller comprised of two opposed, truncated cones rotationally mounted on a metering shaft in the metering assembly.
    Type: Grant
    Filed: May 16, 1997
    Date of Patent: August 31, 1999
    Inventor: Alan Bourne