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Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 473/451
Name: Games using tangible projectile > Playing field or court game; game element or accessory therefor other than projector or projectile, per se > Practice or training device > For game in which play involves base running (e.g., for baseball, cricket, etc.)
Description: Practice or training device comprising a means specifically adapted and intended to enable a player to improve or perfect his or her skill in the play of a playing field or court game of the type in which at least one of the objectives of the game is for one or more offensive players to successfully traverse the playing field or court, in accordance with the rules of the game, from a first defined station on the field or court to a second defined station on the field or court in response to a first game action and before a second game action occurs (e.g., in response to the pitching or hitting of the game projectile, etc.).


Sub-classes under this class:

Class Number Class Name Patents
473/453 Bat swing analyzer or guide 70
473/452 Foot positioner (e.g., stance, stride device, etc.) 41
473/454 Pitcher`s target 92
473/458 Player worn or carried 105
473/457 Practice bat 141


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7547260 Batting cage Jun. 16, 2009
7534177 Baseball bunting target system May. 19, 2009
7517290 Practice device for softball pitchers Apr. 14, 2009
7513841 Recreation range Apr. 7, 2009
7494432 Apparatus for calculating distance of ball placed in motion by measuring force exerted upon it and launch angle Feb. 24, 2009
7494433 Baseball area protection system and method Feb. 24, 2009
7462115 Pitching screen system Dec. 9, 2008
7458907 Artificial pitcher for practicing the hitting skill of baseball Dec. 2, 2008
7445569 Pitching training device Nov. 4, 2008
7413521 Portable protection screen for pitching machine Aug. 19, 2008
7393290 Sport ball storage and retrieval apparatus Jul. 1, 2008
7393291 Pitching practice apparatus Jul. 1, 2008
7367906 Baseball practicing apparatus May. 6, 2008
7303494 Ball hitting training device Dec. 4, 2007
7300365 Assembly for training hand/eye coordination Nov. 27, 2007
7294071 Method and device to train a baseball swing Nov. 13, 2007
7281998 Height adjustment mechanism for batting tee Oct. 16, 2007
7278934 Baseball catching and throwing system Oct. 9, 2007
7270617 Method for protecting at least one baseball area of a baseball playing field Sep. 18, 2007
7252603 Collapsible batting practice device and frame Aug. 7, 2007
7247106 Machine for training a pitcher Jul. 24, 2007
7229366 Batting system Jun. 12, 2007
7226372 Batting tee Jun. 5, 2007
7217202 Device for teaching softball or baseball pitching technique May. 15, 2007
7182705 Automated tee-ball server apparatus for hitting a ball Feb. 27, 2007
7175550 Training aid for pitchers and catchers Feb. 13, 2007
7160213 Baseball batter training method Jan. 9, 2007
7156761 Air actuated soft toss batting practice apparatus Jan. 2, 2007
7153225 Ambidextrous pitching screen system Dec. 26, 2006
7150689 Pitching practice apparatus Dec. 19, 2006
7137910 Rotating wheel return mechanism Nov. 21, 2006
7131916 Baseball swing trainer Nov. 7, 2006
7070520 Sports training device for hitting a ball Jul. 4, 2006
7066845 Baseball training system and method Jun. 27, 2006
6974396 Batting aid device Dec. 13, 2005
6955615 Pitcher screen Oct. 18, 2005
6916256 Batter swing training apparatus Jul. 12, 2005
6896630 Motion training device May. 24, 2005
6884188 Portable pitching machine Apr. 26, 2005
6884187 Training device for throwing a ball Apr. 26, 2005
6875136 System for, and method of popping upwardly an element on a T-ball mechanism Apr. 5, 2005
6866592 Sports swing aid and training apparatus Mar. 15, 2005
6843241 Soft toss pitching machine Jan. 18, 2005
6843739 Portable pitching mound Jan. 18, 2005
6830521 Directing device for batters Dec. 14, 2004
6786841 Hand-held ball hitting training device Sep. 7, 2004
6772745 Ball launching activity device Aug. 10, 2004
6749529 Back foot pivot Jun. 15, 2004
6716121 Heavy hitter batting practice aid Apr. 6, 2004
6692367 Baseball practice facility Feb. 17, 2004

1 2 3


 
 
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