Patents Assigned to Center For Applied Research, Inc.
  • Filtration of tobacco using moisture free, electrically neutral hydrophobic particles
    Patent number: 5115824
    Abstract: Hydrophobic particles containing polar groups on their surfaces are incorporated into a tobacco smoking article to remove deleterious chemical compounds, both polar and non-polar, from the tobacco smoke.
    Type: Grant
    Filed: September 27, 1990
    Date of Patent: May 26, 1992
    Assignee: Center For Applied Research, Inc.
    Inventor: Robert A. Marshall