Patent
   D425046
Priority
Nov 12 1998
Filed
May 06 1999
Issued
May 16 2000
Expiry
May 16 2014
Assg.orig
Entity
unknown
2
8
n/a
The ornamental design for a trackball for a computer, as shown and described.

FIG. 1 is a front view of a trackball for a computer showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a perspective view thereof.

Bering, Charlotte

Patent Priority Assignee Title
7006074, Sep 05 2002 Multimodal pointer method
D473871, Jul 08 2002 Mar, Santos Desktop/hand-held trackball
Patent Priority Assignee Title
5576733, May 25 1994 Ergonomic computer mouse
5648798, Feb 13 1995 Universal ergonomic computer mouse/trackball
5680157, Aug 10 1992 LOGITECH EUROPE S A Pointing device with differential optomechanical sensing
5894303, Mar 14 1995 ANN E BARR Computer mouse and shell therefore
D327674, Feb 21 1990 Transpacific Plasma, LLC Video display control or similar article
D387043, Jul 25 1996 SYSGRATION LTD. Track ball
D410638, May 08 1998 LOGITECH EUROPE, S A Optical trackball
D411992, Apr 28 1998 ALPHAGRIP, INC Housing for a data entry device
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