US PATENT SUBCLASS 446 / 24
SMOKING
Current as of: June, 1999
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DEFINITION
Classification: 446/24
SMOKING:
(under the class definition) Device including means for forming or passing a volume of gas made visible by the presence of either small particles suspended therein, or a vapor which is intended to simulate the same effect.
SEE OR SEARCH CLASS
40, Card, Picture, or Sign Exhibiting,
407, for a display device which includes smoke emitting means.
516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting,
1+, for continuous gas or vapor phase colloid system (e.g., smoke, fog, aerosol, cloud, mist) or agents for such systems or making or stabilizing such systems or agents, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.
