Patents by Inventor Benjamin F. Niven, Jr.

Benjamin F. Niven, Jr. 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).

  • Tobacco Processing
    Patent number: 4898188
    Abstract: Flue-cured tobacco can be treated with burley tobacco flavor components and subjected to volume expansion conditions. Flavor components are supercritically extracted from burley tabacco and directly applied to the flue-cured tobacco while the extraction fluid is in a supercritical or subcritical state.
    Type: Grant
    Filed: February 24, 1988
    Date of Patent: February 6, 1990
    Assignee: R. J. Reynolds Tobacco Company
    Inventors: Benjamin F. Niven, Jr., Charles D. Mays
  • Tobacco processing
    Patent number: 4727889
    Abstract: Flue-cured tobacco can be treated with burley tobacco flavor components and subjected to volume expansion conditions. Flavor components are supercritically extracted from burley tobacco and directly applied to the flue-cured tobacco while the extraction fluid is in a supercritical or subcritical state.
    Type: Grant
    Filed: December 22, 1986
    Date of Patent: March 1, 1988
    Assignee: R. J. Reynolds Tobacco Company
    Inventors: Benjamin F. Niven, Jr., Charles D. Mays
  • Dicing apparatus for sheet material
    Patent number: 4522096
    Abstract: A method and apparatus are provided to cut sheet material into quadrilateral pieces. The sheet material first is slit lengthwise into ribbons; then a swing assembly lays the ribbons onto a cutting bed, where circular knives cut them transversely into quadrilateral pieces. The swing assembly has a fixed end adjacent the slitting apparatus, and a free end that describes a reciprocating arc over the cutting bed.
    Type: Grant
    Filed: June 16, 1983
    Date of Patent: June 11, 1985
    Assignee: R. J. Reynolds Tobacco Company
    Inventor: Benjamin F. Niven, Jr.