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Class Information
Number: 473/238
Name: Games using tangible projectile > Golf > Practice swingable implement or indicator associated with swingable implement > Device attachable to or integral with swingable implement > Adjustable swingable implement, or swing or position indicator > Adjustable implement or static position indicator (e.g., with respect to the golfer, projectile, target, etc.)
Description: Subject matter wherein the structure comprises parts on the first or second instrument which are movable with respect to each other to change their relative position on the instrument or wherein the structure is for providing information to the player concerning the location of the first or second instrument with respect to the player or another device prior to an object being struck by the instrument.


Sub-classes under this class:

Class Number Class Name Patents
473/239 Adjustable shaft length 42
473/241 Bubble leveler 44
473/242 Integral with or attachable to swingable implement head 97
473/240 Reflective element 50


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7556569 Detachable guide assembly for a golf putter and its associated method of use Jul. 7, 2009
7481715 Golf club head with alignment line Jan. 27, 2009
7431659 Golf club head Oct. 7, 2008
7396288 Putting training device Jul. 8, 2008
7335112 Adjustable head for a golf putter Feb. 26, 2008
7247102 Golf club with optical indicating system Jul. 24, 2007
7226362 Golf club head including alignment device Jun. 5, 2007
7186185 Gold club with customizable alignment sighting and weighting device Mar. 6, 2007
7172513 Tool for determining optimal putter characteristics Feb. 6, 2007
7125342 Putting training aid and calibration device Oct. 24, 2006
7118491 Rado's cylindrical golf club heads and multifaceted hand grips Oct. 10, 2006
7104899 Golf putter with extending training rail device and its associated method of use Sep. 12, 2006
7104898 Golf putter training device and method Sep. 12, 2006
7083524 Golf club aligning kit and method of use Aug. 1, 2006
7077757 Curvilinear golf club-head path assisting indicator and method Jul. 18, 2006
7040999 Swivel or rotating golf club head May. 9, 2006
7033283 Golf putter Apr. 25, 2006
7014566 Golf putter Mar. 21, 2006
6872149 Golf club alignment aid Mar. 29, 2005
6843731 Golf club swinging guide Jan. 18, 2005
6722999 Golf putting training device Apr. 20, 2004
6692370 Sporting equipment audible device Feb. 17, 2004
6648770 Training golf iron Nov. 18, 2003
6569029 Golf club head having replaceable bounce angle portions May. 27, 2003
6394909 Golf club with fixed-tension shaft May. 28, 2002
6241623 Golf club with adjustably flexible shaft Jun. 5, 2001
6155930 Sighting apparatus for use with a golf putter Dec. 5, 2000
6022278 Golf club, grip, and club positioning method Feb. 8, 2000
5957782 Golf putter with sight Sep. 28, 1999
5913730 Golf putter Jun. 22, 1999
5890977 Golf putter alignment method Apr. 6, 1999
5851156 Golf swing training device and method Dec. 22, 1998
5772523 Golf training device Jun. 30, 1998
5762564 Golf putter alignment device Jun. 9, 1998
5722177 Golf club putter fitting apparatus and method Mar. 3, 1998
5716286 Golf putter alignment teaching device Feb. 10, 1998
5665007 Golf putting training device Sep. 9, 1997
5658205 Golf club head aligning aid Aug. 19, 1997
5658204 Putting training device having adjustable stroke Aug. 19, 1997
5643099 Golf club head with visual Indicators Jul. 1, 1997
5634857 Golf club having angularly adjustable shaft Jun. 3, 1997
5620377 Golf club including removably attached ground engageable guide surface Apr. 15, 1997
5615884 Rear alignment golf putter Apr. 1, 1997
5605509 Golf training device Feb. 25, 1997
5599241 Golf club Feb. 4, 1997
5551695 Apparatus for training a golfer to properly putt a golf ball Sep. 3, 1996
5551924 Putting training apparatus Sep. 3, 1996
5536012 Golf club including positioning aid Jul. 16, 1996
5527038 Golf teaching aid Jun. 18, 1996
5499817 Training method for achieving a repeatable putting stroke Mar. 19, 1996

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