Patents Assigned to Vector Tobacco Ltd.
  • Method of making a smoking composition
    Patent number: 6959712
    Abstract: The present invention relates to smoking articles such as cigarettes, and in particular to catalytic systems containing metallic or carbonaceous particles that reduce the content of certain harmful or carcinogenic substances, including polyaromatic hydrocarbons, tobacco-specific nitrosamines, carbazole, phenol, and catechol, in mainstream cigarette smoke and in side stream cigarette smoke.
    Type: Grant
    Filed: June 18, 2004
    Date of Patent: November 1, 2005
    Assignee: Vector Tobacco Ltd.
    Inventors: Robert D. Bereman, Patrick Rainey
  • Modifying nicotine and nitrosamine levels in tobacco
    Patent number: 6907887
    Abstract: The present invention generally relates to tobacco and tobacco products having a reduced amount of nicotine and/or tobacco specific nitrosamines (TSNA). More specifically, several ways to make tobacco plants that have reduced nicotine and TSNA levels have been discovered. Embodiments include tobacco harvested from said tobacco plants, cured tobacco from said tobacco plants, tobacco products made with said cured tobacco and methods of making these compositions.
    Type: Grant
    Filed: December 5, 2003
    Date of Patent: June 21, 2005
    Assignee: Vector Tobacco Ltd.
    Inventor: Mark A. Conkling
  • Method of making a smoking composition
    Patent number: 6789548
    Abstract: The present invention relates to smoking articles such as cigarettes, and in particular to catalytic systems containing metallic or carbonaceous particles that reduce the content of certain harmful or carcinogenic substances, including polyaromatic hydrocarbons, tobacco-specific nitrosamines, carbazole, phenol, and catechol, in mainstream cigarette smoke and in side stream cigarette smoke.
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: September 14, 2004
    Assignee: Vector Tobacco Ltd.
    Inventor: Robert D. Bereman