Patents Assigned to Smoketray, Inc.
  • Ashtray
    Patent number: 4148618
    Abstract: An ashtray having a top upon which lit cigarettes or the like may be rested and having a plurality of holes therethrough through which smoke from the cigarette may be drawn downwardly through odor-treating material. The holes in the top are such as to permit the smoke-entraining downward flow of air therethrough while yet substantially preventing the passage of cigarette ashes.
    Type: Grant
    Filed: December 15, 1976
    Date of Patent: April 10, 1979
    Assignee: Smoketray, Inc.
    Inventors: David N. Christenson, Frank A. Freeman, Joseph T. Foley