US PATENT SUBCLASS 473 / 500
.~.~ With indicator


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

415  DF  PLAYING FIELD OR COURT GAME; GAME ELEMENT OR ACCESSORY THEREFOR OTHER THAN PROJECTOR OR PROJECTILE, PER SE {14}
499  DF  .~ Base for game in which play involves base running (e.g., for baseball, etc.) {2}
500.~.~ With indicator


DEFINITION

Classification: 473/500

With indicator:

(under subclass 499) Subject matter wherein the base includes means for indicating contact with the base by a portion of the body of a base runner or fielder.