Class Information
Number: 473/53
Name: Games using tangible projectile > Billiards or pool > Ball > Having characteristic enabling ball to be mechanically separated from other balls
Description: Subject matter wherein the ball has some physical attribute such as size, weight, presence or amount of magnetic or magnetically susceptible material, etc. which is different from any other ball used in playing a game of pool, which physical attribute enables a means associated with a pool table or gameboard to detect the attribute of a pocketed ball and to segregate it in a location on the pool table or gameboard (e.g., a ball rack) different from the location where other pocketed balls are stored.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6244970 |
Optical sensors for cue ball detection |
Jun. 12, 2001 |
| 5066008 |
Electronic voice and control system for billiards |
Nov. 19, 1991 |
| 5042803 |
Billiards utilizing similar and dissimilar balls |
Aug. 27, 1991 |
| 4878664 |
Poker pool game |
Nov. 7, 1989 |
| 4516770 |
Ball identification for a table ball game |
May. 14, 1985 |
| 4396192 |
Pool ball |
Aug. 2, 1983 |
| 4155549 |
Pool ball sorting apparatus |
May. 22, 1979 |
| 4142720 |
Billiard ball |
Mar. 6, 1979 |
| 4140220 |
Color recognition system |
Feb. 20, 1979 |
| 4116435 |
Automatic cue ball separating device for billiard tables |
Sep. 26, 1978 |
| 4042491 |
Color recognition system |
Aug. 16, 1977 |
| 4015845 |
Automatic cue ball separating and return assembly for billiard tables |
Apr. 5, 1977 |
|
