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The FIGURE is a perspective view of the keyboard according to the design. The broken lines are shown for illustrative purposes only and form no part of the claimed design.


The ornamental design for a keyboard, as shown and described.

Referenced Cited
U.S. Patent Documents
D347629 June 7, 1994 Hermann
5905974 May 18, 1999 Fraser et al.
6560580 May 6, 2003 Fraser et al.
D538282 March 13, 2007 Noviello
D550223 September 4, 2007 Noviello et al.
D550670 September 11, 2007 Noviello et al.
Patent History
Patent number: D572253
Type: Grant
Filed: Nov 28, 2007
Date of Patent: Jul 1, 2008
Assignee: Cantor Fitzgerald, L.P. CFPH, LLC (New York, NY)
Inventors: Stuart A. Fraser (Armonk, NY), Howard Lutnick (New York, NY), Bijoy Paul (North Brunswick, NJ)
Primary Examiner: Freda S Nunn
Attorney: Antonio Papageorgiou
Application Number: 29/298,077
Current U.S. Class: Plural Key Array (D14/396)