Patents by Inventor Kathleen S. Johnston

Kathleen S. Johnston 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).

  • Reduction of constituents in tobacco
    Patent number: 10045557
    Abstract: Methods of selectively reducing constituents in tobacco as well as the tobacco obtained by such methods are disclosed. Subcritical fluids, e.g., liquid carbon dioxide, serve as the reduction media.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: August 14, 2018
    Assignees: US Smokeless Tobacco Co., Phasex Corporation
    Inventors: Val Krukonis, Hans Schonemann, Anthony Gudinas, Paula M. Wetmore, Kara Williams, Carl H. Midgett, Clifford Brown Bennett, Harry Yizhou Zheng, Kathleen S. Johnston
  • REDUCTION OF CONSTITUENTS IN TOBACCO
    Publication number: 20140041675
    Abstract: Methods of selectively reducing constituents in tobacco as well as the tobacco obtained by such methods are disclosed. Subcritical fluids, e.g., liquid carbon dioxide, serve as the reduction media.
    Type: Application
    Filed: October 11, 2013
    Publication date: February 13, 2014
    Applicants: Phasex Corporation, U.S. Smokeless Tobacco Company LLC
    Inventors: Val KRUKONIS, Hans SCHONEMANN, Anthony GUDINAS, Paula M. WETMORE, Kara WILLIAMS, Carl H. MIDGETT, Clifford Brown BENNETT, Harry Yizhou ZHENG, Kathleen S. JOHNSTON
  • Reduction of constituents in tobacco
    Patent number: 8555895
    Abstract: Methods of selectively reducing constituents in tobacco as well as the tobacco obtained by such methods are disclosed. Subcritical fluids, e.g., liquid carbon dioxide, serve as the reduction media.
    Type: Grant
    Filed: September 15, 2010
    Date of Patent: October 15, 2013
    Assignees: U.S. Smokeless Tobacco Company LLC, Phasex Corporation
    Inventors: Val Krukonis, Hans Schonemann, Anthony Gudinas, Paula M. Wetmore, Kara Williams, Carl H. Midgett, Clifford Brown Bennett, Harry Y. Zheng, Kathleen S. Johnston
  • REDUCTION OF CONSTITUENTS IN TOBACCO
    Publication number: 20110067715
    Abstract: Methods of selectively reducing constituents in tobacco as well as the tobacco obtained by such methods are disclosed. Subcritical fluids, e.g., liquid carbon dioxide, serve as the reduction media.
    Type: Application
    Filed: September 15, 2010
    Publication date: March 24, 2011
    Applicants: US Smokeless Tobacco Co., Phasex Corporation
    Inventors: Val Krukonis, Hans Schonemann, Anthony Gudinas, Paula M. Wetmore, Kara Williams, Carl H. Midgett, Clifford Brown Bennett, Harry Y. Zheng, Kathleen S. Johnston
  • Reduction of constituents in tobacco
    Patent number: 7798151
    Abstract: Methods of selectively reducing constituents in tobacco as well as the tobacco obtained by such methods are disclosed. Subcritical fluids, e.g., liquid carbon dioxide, serve as the reduction media.
    Type: Grant
    Filed: July 18, 2003
    Date of Patent: September 21, 2010
    Assignees: US Smokeless Tobacco Co., Phasex Corporation
    Inventors: Val Krukonis, Hans Schonemann, Anthony Gudinas, Paula M. Wetmore, Kara Williams, Carl H. Midgett, Clifford Brown Bennett, Harry Y. Zheng, Kathleen S. Johnston
  • Reduction of constituents in tobacco
    Publication number: 20040112394
    Abstract: Methods of selectively reducing constituents in tobacco as well as the tobacco obtained by such methods are disclosed. Subcritical fluids, e.g., liquid carbon dioxide, serve as the reduction media.
    Type: Application
    Filed: July 18, 2003
    Publication date: June 17, 2004
    Inventors: Val Krukonis, Hans Schonemann, Anthony Gudinas, Paula M. Wetmore, Kara Williams, Carl H. Midgett, Clifford Brown Bennett, Harry Y. Zheng, Kathleen S. Johnston