Patents by Inventor Ezra Thomas Smith

Ezra Thomas Smith 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).

  • Method for utilizing tobacco stems in smoking products
    Patent number: 4076030
    Abstract: Tobacco stems are adjusted to a moisture content of at least 18 percent before subjecting them to a cutting operation of at least 25 cuts per inch. The cut stems are then expanded before subjecting them to a second cutting operation which produces particle sizes of desired dimensions.
    Type: Grant
    Filed: December 22, 1975
    Date of Patent: February 28, 1978
    Assignee: R. J. Reynolds Tobacco Company
    Inventor: Ezra Thomas Smith