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Class Information
Number: 472/52
Name: Amusement devices > For perpetrating practical joke or initiation ceremony > Unexpectedly expels fluid or powder (e.g., into face of victim, etc.)
Description: Amusement device wherein the surprising or unexpected effect or sensation produced by the device includes a forcible propulsion of a liquid, gas, or pulverulent material into the atmosphere.

Sub-classes under this class:

Class Number Class Name Patents
472/53 And produces unexpected noise 3

Patents under this class:

Patent Number Title Of Patent Date Issued
7666056 Streamer launching system Feb. 23, 2010
6869369 Particulate matter propulsion apparatus Mar. 22, 2005
5678730 Wrist web dispenser Oct. 21, 1997
5564961 Water-pistol and puppet assembly Oct. 15, 1996
5288274 Knife Feb. 22, 1994
5071114 Artificial limb apparatus Dec. 10, 1991
5021019 Novelty squirting straw Jun. 4, 1991
4911364 Water pistol Mar. 27, 1990
4890767 Headband squirter Jan. 2, 1990
4697807 Novelty golf ball Oct. 6, 1987
4440390 Novelty cup for forcibly ejecting liquid Apr. 3, 1984
4432542 Joke cigarette lighter Feb. 21, 1984
4206913 Trick windmill novelty Jun. 10, 1980
4037790 Water glove Jul. 26, 1977

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