US PATENT SUBCLASS 446 / 187
.~.~.~ Jet-propelled balloon

Current as of: June, 1999
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446 /   HD   AMUSEMENT DEVICES: TOYS

176  DF  OPERATED BY RELATIVELY MOVING FLUID OR PRESSURE DIFFERENTIAL {9}
180  DF  .~ Including variable-size fluid chamber to move fluid {5}
186  DF  .~.~ Contractable balloon for moving fluid {1}
187.~.~.~ Jet-propelled balloon

DEFINITION

Classification: 446/187

Jet-propelled balloon:

(under subclass 186) Device wherein the elastomeric enclosure is moved in one direction by discharging a stream of fluid in the opposite direction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

211+, for other jet-propelled toys, and see the search notes thereunder for other related loci.