Patents by Inventor Patrick C. Cowling

Patrick C. Cowling 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).

  • Cigarette for electrical smoking system
    Patent number: 6026820
    Abstract: A novel cigarette adapted for use in an electrical cigarette system comprising a tobacco rod having filled and unfilled tobacco rod portions and being arranged so that electrical heater elements may overlap the filled and unfilled tobacco rod portions. The tobacco rod includes a tobacco web rolled into tubular form. The tobacco web is constructed in accordance with a novel process comprising the steps of converting tobacco feedstock into a continuous sheet of tobacco web and converting the continuous sheet of tobacco web into one or more bobbins of tobacco web suitable for automated manufacture of cigarettes.
    Type: Grant
    Filed: September 12, 1997
    Date of Patent: February 22, 2000
    Assignee: Philip Morris Incorporated
    Inventors: James D. Baggett, Jr., Patrick C. Cowling, Richard G. Uhl, Susan E. Wrenn
  • Cigarette for electrical smoking system
    Patent number: 5988176
    Abstract: A novel cigarette adapted for use in an electrical cigarette system comprising a tobacco rod having filled and unfilled tobacco rod portions and being arranged so that electrical heater elements may overlap the filled and unfilled tobacco rod portions. The tobacco rod includes a tobacco web rolled into tubular form. The tobacco web is constructed in accordance with a novel process comprising the steps of converting tobacco feedstock into a continuous sheet of tobacco web and converting the continuous sheet of tobacco web into one or more bobbins of tobacco web suitable for automated manufacture of cigarettes.
    Type: Grant
    Filed: August 27, 1997
    Date of Patent: November 23, 1999
    Assignee: Philip Morris Incorporated
    Inventors: James D. Baggett, Jr., David A. Clark, Patrick C. Cowling, Richard G. Uhl, Susan E. Wrenn
  • Cigarette for electrical smoking system
    Patent number: 5915387
    Abstract: A novel cigarette adapted for use in an electrical cigarette system comprising a tobacco rod having filled and unfilled tobacco rod portions and being arranged so that electrical heater elements may overlap the filled and unfilled tobacco rod portions. The tobacco rod includes a tobacco web rolled into tubular form. The tobacco web is constructed in accordance with a novel process comprising the steps of converting tobacco feedstock into a continuous sheet of tobacco web and converting the continuous sheet of tobacco web into one or more bobbins of tobacco web suitable for automated manufacture of cigarettes.
    Type: Grant
    Filed: December 31, 1996
    Date of Patent: June 29, 1999
    Assignee: Philip Morris Incorporated
    Inventors: James D. Baggett, Jr., David A. Clark, Mary Ellen Counts, Patrick C. Cowling, Willie G. Houck, Jr., Michael A. Moore, Wesley G. Sanderson, Richard G. Uhl, Michael L. Watkins, Susan E. Wrenn
  • Cigarette for electrical smoking system
    Patent number: 5499636
    Abstract: A novel cigarette adapted for use in an electrical cigarette system comprising a tobacco rod having filled and untilled tobacco rod portions and being arranged so that electrical heater elements may overlap the filled and untilled tobacco rod portions. The tobacco rod includes a tobacco web rolled into tubular form. The tobacco web is constructed in accordance with a novel process comprising the steps of converting tobacco feedstock into a continuous sheet of tobacco web and converting the continuous sheet of tobacco web into one or more bobbins of tobacco web suitable for automated manufacture of cigarettes.
    Type: Grant
    Filed: April 20, 1995
    Date of Patent: March 19, 1996
    Assignee: Philip Morris Incorporated
    Inventors: James D. Baggett, Jr., David A. Clark, Patrick C. Cowling, Richard G. Uhl, Susan E. Wrenn