Patents by Inventor Gene L. Duke

Gene L. Duke 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).

  • Coating fuzzy cottonseed
    Patent number: 5787640
    Abstract: Fuzzy cotton seed is coated to produce a flowable product which is more easily transported and handled and also may be planted by the same planting equipment that is used to plant other seeds, such as corn and beans. The coating process includes first wetting the seed with a solution of a guar derivative such as hydroxypropyl guar. Then the wetted seed is mixed with an excess of a dry powdered guar product, the excess powder screened off, and the coated seed dried.
    Type: Grant
    Filed: September 1, 1992
    Date of Patent: August 4, 1998
    Inventor: Gene L. Duke
  • Pelletizing cotton lint
    Patent number: 4132807
    Abstract: Lint removed from cottonseed by dry acid is compacted by pelletizing in a standard pellet mill.
    Type: Grant
    Filed: June 3, 1977
    Date of Patent: January 2, 1979
    Inventor: Gene L. Duke
  • Pelletizing cotton lint
    Patent number: 4055680
    Abstract: Lint removed from cottonseed by dry acid is compacted by pelletizing in a standard pellet mill.
    Type: Grant
    Filed: August 2, 1972
    Date of Patent: October 25, 1977
    Inventor: Gene L. Duke