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Patent
D580439
Priority
Dec 13 1996
Filed
Feb 19 2008
Issued
Nov 11 2008
Expiry
Nov 11 2022
Assg.orig
Entity
unknown
0
6
n/a
The ornamental design for a keyboard, as shown and described.
FIG. 1 is a perspective view of the keyboard according to the design; the broken line disclosure is shown for environment only and forms no part of the claimed design.
Lutnick, Howard W. , Paul, Bijoy , Fraser, Stuart A.
Patent
Priority
Assignee
Title
Patent
Priority
Assignee
Title
5905974 ,
Dec 13 1996
CANTOR FITZGERALD, L P CFLP ; CFPH, L L C CFPH
Automated auction protocol processor
6560580 ,
Dec 13 1996
CANTOR FITZGERALD, L P ; CFPH, LLC
Automated auction protocol processor
D347629 ,
Sep 23 1991
NCR Corporation
Keyboard
D538282 ,
Nov 18 2005
ESPEED, INC
Trading keyboard
D550223 ,
Mar 08 2005
BGC Partners, Inc
Trading keyboard
D550670 ,
Mar 08 2005
BGC Partners, Inc
Trading keyboard
Executed on Assignor Assignee Conveyance Frame Reel Doc
Feb 19 2008 CFPH, LLC (assignment on the face of the patent) /
Feb 19 2008 Cantor Fitzgerald, L.P. (assignment on the face of the patent) /
Date
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Date
Maintenance Schedule
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