Patents by Inventor Gregory R. Feist

Gregory R. Feist 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 method
    Patent number: 3995646
    Abstract: A method for processing tobacco to remove harmful agents in the tobacco and to restore the tobacco with the harmful agents removed to a condition suitable for use in a cigarette. The method first comprises the steps of placing the tobacco in a heated liquid for a preselected time period and subsequently drying the tobacco to remove harmful agents from the tobacco. The dried tobacco is then rehydrated to restore the tobacco to a condition suitable for use in a cigarette by subjecting the dried tobacco to an atmosphere containing water vapor at a reduced temperature for a preselected period of time.
    Type: Grant
    Filed: January 20, 1975
    Date of Patent: December 7, 1976
    Inventors: Albert W. DeBrunn, Gregory R. Feist