Keyboard

We claim the ornamental design for a keyboard, as shown and described.

FIG. 1 is a front perspective view of a keyboard; and,

FIG. 2 front view of a keyboard.

The broken lines represent portions of the keyboard and form no part of the claimed design.

Patent	Priority	Assignee	Title
D873271,	Aug 07 2019	SHENZHEN QIANHAI PATUOXUN NETWORK AND TECHNOLOGY CO., LTD.	Keyboard

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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
May 03 2011	MOORE, SHANNON TYLER	Research In Motion Limited	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	026293	0450	pdf
May 04 2011	SUGDEN, KEVIN ROY	Research In Motion Limited	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	026293	0450	pdf
May 09 2011	MCKENZIE, DONALD SOMERSET	Research In Motion Limited	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	026293	0450	pdf
May 12 2011		Research In Motion Limited	(assignment on the face of the patent)
Jul 09 2013	Research In Motion Limited	BlackBerry Limited	CHANGE OF NAME SEE DOCUMENT FOR DETAILS	038025	0078	pdf

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