US PATENT SUBCLASS 473 / 153
.~.~.~.~ Projectile in receiver indicator

Current as of: June, 1999
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473 /   HD   GAMES USING TANGIBLE PROJECTILE

131  DF  GOLF {23}
150  DF  .~ Projectile addressing surface and target, or distance marker (e.g., course, putting green with cup, driving range, miniature golf course, etc.) {7}
151  DF  .~.~ Electrical sensor or electrical indicator responsive to swingable implement or projectile {1}
152  DF  .~.~.~ Sensor is projectile responsive (e.g., free-flight detection means, etc.) {3}
153.~.~.~.~ Projectile in receiver indicator

DEFINITION

Classification: 473/153

Projectile in receiver indicator:

(under subclass 152) Subject matter wherein the member at which the object is aimed comprises a receptacle, and wherein means is provided to inform the player that the object is in the receptacle.