Games using tangible projectile – Player held and powered – nonmechanical projector – per se,... – Bat
Reexamination Certificate
2007-04-04
2009-08-11
Graham, Mark S (Department: 3711)
Games using tangible projectile
Player held and powered, nonmechanical projector, per se,...
Bat
Reexamination Certificate
active
07572198
ABSTRACT:
A hand grip for training a batter such that both hands of the batter are properly positioned for impact with a baseball is provided. The bat grip includes a generally cylindrical member having an inner surface configured for receiving a lower portion of a bat, the member including an upper portion and a lower portion; the upper portion including a first plurality of finger grooves and a first protrusion disposed diametrically opposite the first plurality of finger grooves, the first protrusion configured to provide tactile information to a first hand of a batter; and the lower portion including a second plurality of finger grooves and a second protrusion disposed diametrically opposite the second plurality of finger grooves, the second protrusion configured to provide tactile information to a second hand of the batter, wherein the first protrusion is angularly offset from the second protrusion by a first predetermined angle.
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patent: 2005/0202910 (2005-09-01), Blount
patent: 2005/0272537 (2005-12-01), Kramer
Casella Anthony J.
Graham Mark S
Hespos Gerald E.
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