Patent
   D452506
Priority
Feb 20 2001
Filed
Feb 20 2001
Issued
Dec 25 2001
Expiry
Dec 25 2015
Assg.orig
Entity
unknown
12
4
n/a
The ornamental design for trackball, as shown and described.

FIG. 1 is a perspective view of trackball showing my new design,

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Hu, Ken-Pei

Patent Priority Assignee Title
11048347, Nov 26 2019 ACCO Brands Corporation Computer input device
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D667410, Mar 12 2012 Psygrafx Incorporated Trackball
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D696668, Mar 18 2013 AsusTek Computer Inc.; Asustek Computer Inc Input device
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D921634, Dec 30 2020 SHENZHEN QIANHAI PATUOXUN NETWORK AND TECHNOLOGY CO., LTD Mouse
D928156, Nov 26 2019 ACCO Brands Corporation Computer input device
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D949151, Apr 29 2020 Logitech Europe S.A. Input device with trackball
Patent Priority Assignee Title
D410638, May 08 1998 LOGITECH EUROPE, S A Optical trackball
D435848, Feb 09 2000 Regents of the University of California, The Ergonomic mouse
D439253, Feb 09 2000 Regents of the University of California, The Ergonomic mouse
D441754, Apr 28 2000 LOGITECH EUROPE S A Trackball
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