Patent
   D347628
Priority
Mar 08 1991
Filed
Dec 23 1992
Issued
Jun 07 1994
Expiry
Jun 07 2008
Assg.orig
Entity
unknown
23
3
n/a
The ornamental design for a computer trackball, as shown and described.

FIG. 1 is a top perspective view of a computer trackball showing our new design;

FIG. 2 is a side perspective view thereof;

FIG. 3 is a right side elevational view thereof on an enlarged scale;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a rear elevational view thereof.

The partial broken line drawings of a cord in FIG. 1 and the keyboard in FIG. 2 are for illustrative purposes only and form no part of the claimed design.

Bradley, Paul, Yurchenco, James R., Ashmun, Stuart, Garthwaite, Charlie, Cameron, Bridget, Fulton, Elinor J.

Patent Priority Assignee Title
5990871, Apr 12 1995 Microsoft Technology Licensing, LLC Ergonomic pointing device
6922186, Mar 15 2001 Ergonomic computer mouse
7003726, Feb 21 2001 Nanonation Incorporated Computer network having context sensitive and interactive multimedia applications and controls, forming dynamic user interfaces on local computer terminals
7536647, Feb 21 2001 Nanonation Incorporated Computer network having context sensitive applications and controls forming dynamic user interfaces on local computer terminals
D359955, Mar 01 1994 Appoint, Inc. Cursor control
D371350, Jan 23 1995 Computer mouse
D376789, Nov 13 1995 SMK-LINK ELECTRONICS CORPORATION Electronic control device
D377485, Apr 12 1995 Microsoft Corporation Pointing device
D378517, Apr 12 1995 Microsoft Corporation Pointing device
D382261, Apr 12 1995 Microsoft Corporation Pointing device
D399499, Apr 12 1995 Microsoft Corporation Pointing device
D411525, May 06 1998 Key Solutions, Inc. Ergonomic computer mouse
D448377, May 13 1999 Sony Corporation Dial portion of a computer
D487462, May 13 1999 Sony Corporation Dial portion of a computer
D567814, May 08 2006 Sony Interactive Entertainment LLC Ergonomic game interface device with LEDs
D571367, May 08 2006 SONY INTERACTIVE ENTERTAINMENT INC Video game controller
D621836, May 06 2006 Sony Interactive Entertainment LLC Controller face with tracking sensors
D629000, May 08 2006 Sony Interactive Entertainment LLC Game interface device with optical port
D630211, May 08 2006 SONY INTERACTIVE ENTERTAINMENT INC Video game controller front face
D630212, May 08 2006 SONY INTERACTIVE ENTERTAINMENT INC Video game controller front face
D631049, May 08 2006 SONY INTERACTIVE ENTERTAINMENT INC Video game controller front face
D707278, May 03 2013 GREAT WALL OPTICAL PLASTIC WORKS LTD ; HAWK IMPORTERS, INC Magnifier
D707279, May 03 2013 GREAT WALL OPTICAL PLASTIC WORKS LTD ; HAWK IMPORTERS, INC Magnifier
Patent Priority Assignee Title
4952919, Apr 06 1989 ACCELRYS INC Trackball mechanism
D326261, Oct 22 1990 MICROSOFT CORPORATION, A CORP OF DELAWARE Trackball for computer
D328458, Apr 09 1990 MYERS, ROSS E Trackball for computer system monitor
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 23 1992Microsoft Corporation(assignment on the face of the patent)
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