Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Justin A. Mark0
Date of Patent
July 13, 2010
0Patent Application Number
118518080
Date Filed
September 7, 2007
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A grip training device is used to teach a person the proper grip of a ball in usage. More specifically, the grip training device may take the form of a baseball having finger position indicia on it. The finger position indicia may be constituted in several different ways, including by depressions sized and arranged to receive the fingers. The arrangement of the indicia shows how to grip the baseball for throwing different pitches.
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