Games using tangible projectile – Playing field or court game; game element or accessory... – Practice or training device
Reexamination Certificate
2008-07-15
2008-07-15
Aryanpour, Mitra (Department: 3711)
Games using tangible projectile
Playing field or court game; game element or accessory...
Practice or training device
C473S454000, C473S422000
Reexamination Certificate
active
07399241
ABSTRACT:
A pitch training system for indicating whether a thrown baseball has passed through a strike zone includes a zone assembly for detecting a baseball passing through the zone assembly. The zone assembly indicates when the baseball passes through a strike zone as determined by the zone assembly. A backstop is aligned with and positioned a distance from the zone assembly. The backstop intercepts the baseball thrown through the zone assembly.
REFERENCES:
patent: 2113899 (1938-04-01), Oram
patent: 3157399 (1964-11-01), Gaudet
patent: 3206196 (1965-09-01), Jackson
patent: 3229975 (1966-01-01), Tompkins et al.
patent: 3727069 (1973-04-01), Crittenden et al.
patent: 4563005 (1986-01-01), Hand et al.
patent: 4763903 (1988-08-01), Goodwin et al.
patent: 4770527 (1988-09-01), Park
patent: 4830369 (1989-05-01), Poitras
patent: 4949972 (1990-08-01), Goodwin et al.
patent: D311031 (1990-10-01), Poitras
patent: 5046729 (1991-09-01), Yancey
patent: 5333855 (1994-08-01), Silin et al.
patent: 5577733 (1996-11-01), Downing
patent: 5676607 (1997-10-01), Stumpf
patent: 6135900 (2000-10-01), McGrath
patent: 6159113 (2000-12-01), Barber
patent: 7066845 (2006-06-01), Joseph
patent: 7156761 (2007-01-01), Mesa
patent: 2002/0052255 (2002-05-01), Trevino
patent: 2004/0180736 (2004-09-01), Majumdar
patent: 2004/0239915 (2004-12-01), Anderson et al.
LandOfFree
Pitch training system does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Pitch training system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pitch training system will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2774850