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Class Information
Number: 434/249
Name: Education and demonstration > Physical education > Bowling
Description: Subject matter relating to a game in which balls are rolled on a green or down an alley at an object or group of objects.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6493598 |
Bowling method |
Dec. 10, 2002 |
| 6304789 |
Bowling center system |
Oct. 16, 2001 |
| 5697791 |
Apparatus and method for assessment and biofeedback training of body coordination skills critical and ball-strike power and accuracy during athletic activitites |
Dec. 16, 1997 |
| 5241379 |
Automatic bowling scoring system |
Aug. 31, 1993 |
| 5184295 |
System and method for teaching physical skills |
Feb. 2, 1993 |
| 5059125 |
Bowling tutor |
Oct. 22, 1991 |
| 4938487 |
Bowling aid |
Jul. 3, 1990 |
| 4937772 |
Microcomputer-implemented method and apparatus for aiding bowlers |
Jun. 26, 1990 |
| 4822040 |
Bowling training process and device |
Apr. 18, 1989 |
| 4776801 |
Device to assist bowlers |
Oct. 11, 1988 |
| 4773644 |
Bowler's approach guide |
Sep. 27, 1988 |
| 4607843 |
Automatic bowling position indicator |
Aug. 26, 1986 |
| 4415327 |
Spare bowling computer for spot bowlers |
Nov. 15, 1983 |
| 4368044 |
Bowler's approach starting location calculating device |
Jan. 11, 1983 |
| 4330123 |
Devices and methods for improving bowling skills |
May. 18, 1982 |
| 4220333 |
Bowling practice and/or exercising device |
Sep. 2, 1980 |
| 4035931 |
Interchangeable lane bowling calculator |
Jul. 19, 1977 |
| 3995377 |
Universal spot bowling aid |
Dec. 7, 1976 |
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