Patent
   D346376
Priority
Apr 01 1992
Filed
Sep 30 1992
Issued
Apr 26 1994
Expiry
Apr 26 2008
Assg.orig
Entity
unknown
14
11
n/a
The ornamental design for a keyboard, as shown and described.

FIG. 1 is a perspective view of a keyboard showing the new design, depicting the front, top and one side thereof;

FIG. 2 is a top plan view of the keyboard;

FIG. 3 is an elevation view, showing the front of the keyboard;

FIG. 4 is an elevation view, showing the rear of the keyboard;

FIG. 5 is an elevation view, showing one side of the keyboard;

FIG. 6 is an elevation view, showing the other side of the keyboard; and,

FIG. 7 is a bottom plan view of the keyboard.

Sauer, Ralf, Marquardt, Kai-Uwe

Patent Priority Assignee Title
5689253, Apr 10 1991 Kinesis Corporation Ergonomic keyboard apparatus
6443643, May 19 1992 Metamorfyx Ergonomic keyboard
6840690, May 19 1992 Metamorfyx Ergonomic keyboard
D365552, Mar 04 1993 Marquardt GmbH Keyboard
D368902, Jun 20 1995 Ortek Technology, Inc. Keyboard
D370669, Mar 30 1993 Kinesis Corporation Keyboard
D381017, Jun 02 1995 Ergonomic eight key chord keyboard
D381326, Mar 12 1996 ADI Corporation Keyboard
D387340, Jul 10 1995 Ergonomic keyboard
D413319, Feb 26 1998 WILLOW DESIGN, INC Keyboard with integrated graphic tablet and wristrests
D475051, Mar 28 2001 Computer keyboard
D585063, Nov 27 2007 Kinesis Corporation Keyboard
D894184, May 18 2018 COMPAL INFORMATION (KUNSHAN) CO., LTD Keyboard
RE43485, Nov 27 2007 Kinesis Corporation Keyboard
Patent Priority Assignee Title
5073050, Jun 12 1990 Ergonomic keyboard apparatus
5119078, Mar 31 1987 Microsoft Corporation Computer work station with mnemonic keyboard
5160919, Sep 10 1990 ABILENE KEYBOARD DESIGN CO Ergonomic keyboard
D323817, Jul 18 1989 Krone AG Computer terminal with ergonomic alphanumeric keyboard
D339800, Feb 21 1991 TypeRight Keyboard Corporation Keyboard for an information system terminal
D340043, Feb 21 1991 TypeRight Keyboard Corporation Keyboard panel for an information system terminal
DE1255117,
DE2218065,
DE577708,
EP55220,
WO20620,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 21 1992MARQUARDT, KAI-UWEMarquardt GmbHASSIGNMENT OF ASSIGNORS INTEREST 0062750790 pdf
Sep 21 1992SAUER, RALFMarquardt GmbHASSIGNMENT OF ASSIGNORS INTEREST 0062750790 pdf
Sep 30 1992Marquardt GmbH(assignment on the face of the patent)
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