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Patent
   D871530
Priority
Sep 24 2018
Filed
Sep 24 2018
Issued
Dec 31 2019
Expiry
Dec 31 2034
Inventors
Hamilton, …
Assg.orig
RAZOR GROU…
Assg.curr
RGA ZOLA L…
Entity
unknown
Referenced by
5
References
26
Maint.:
n/a
I claim the ornamental design of a ring to modify the length of a baseball bat.

FIG. 1 shows an isometric top view of the invention.

FIG. 2 shows a top plan view the invention.

FIG. 3 shows an elevational view of the invention; and,

FIG. 4 show an isometric bottom view of the invention.
INVENTORS:

Hamilton, William Todd

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
11890518, Jun 01 2018 RITEND BAT WEIGHT LLC Bat handle weight
D936776, Sep 27 2019 Swing Memory Xccelerator, LLC Golf swing playing aid device
ER5641,
ER6010,
ER6524,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
3469839,
3521883,
3716239,
5954591, Sep 03 1998 Sports/golf training apparatus
6234924, Dec 02 1997 Artificial bat end device
6338687, Jun 14 1999 Batting swing indicator
6949036, Nov 07 2000 Baseball Marketing Ideas, L.L.C. Batting swing trainer and method
7128667, Jun 10 2004 Adjustable weight training belt for a baseball bat
8944943, Jan 04 2012 Knob simulating device for sporting equipment
9468823, Jul 04 2014 EASTON DIAMOND SPORTS, LLC Butt-end device or knob for a sports implement
9550100, Dec 15 2014 Method and apparatus for increased swing velocity, hand speed, and time to impact when swinging weighted equipment
D387831, Sep 06 1996 United Sports Technologies, Inc.; UNITED SPORTS TECHNOLOGIES, INC Butt cap for flared golf shaft
D438585, Feb 29 2000 Hockey stick weight
D485325, Oct 25 2002 Golf ball slider weight for golf club
D523105, Jan 09 2004 Bat handle end cap
D590902, Feb 22 2008 Golf grip collar
D659212, Jun 22 2011 Swing training weight
D665471, Mar 22 2012 Karsten Manufacturing Corporation Collar clamp for sports equipment
D670776, Mar 22 2012 Karsten Manufacturing Corporation Collar clamp for sports equipment
D678967, Mar 22 2012 Karstan Manufacturing Corporation Collar clamp for sports equipment
D682964, Jun 08 2012 Swing training weight
D697153, Nov 14 2012 Karsten Manufacturing Corporation Collar clamp for sports equipment
D733235, Feb 28 2014 Baseball bat weight
D767697, Feb 20 2015 Batting aid for use as a training device
D769384, Jun 24 2015 Split bearing retainer for a bat, club or racket
D828883, Dec 01 2015 Paolo, Volpis Sports apparatus
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