Top surface of a keypad

The ornamental design for a top surface of a keypad, as shown and described.

FIG. 1 is a front view of the top surface of a keypad showing my new design;

FIG. 2 is a front view of a second embodiment thereof wherein the only difference is in the appearance of the characters; and,

FIG. 3 is a front view of a third embodiment thereof wherein the only difference is in the appearance of the characters.

Patent	Priority	Assignee	Title
D411528,	Apr 13 1998		Set of keys for a keypad
D448379,	Sep 01 2000	AUDIO DESIGN ASSOCIATES, INC	Keypad
D549710,	Sep 21 2005	AMX LLC	Controller keypad
D578541,	Dec 03 2007	BlackBerry Limited	Set of keys
D605651,	Mar 10 2008	Malikie Innovations Limited	Keyboard
D667414,	May 18 2011	King Saud University	Ergonomic arabic keyboard
D684154,	Feb 14 2012		One-handed keyboard layout for computers
D821406,	Mar 18 2016	SARIANA, LLC	Computer keypad
D848421,	Jul 06 2017	SARIANA, LLC	Keypad
D868822,	Nov 22 2016	VeriFone, Inc.	Display screen or portion thereof with a graphical user interface

Patent	Priority	Assignee	Title
4543631,	Sep 22 1980	Hitachi, Ltd.	Japanese text inputting system having interactive mnemonic mode and display choice mode
5197810,	Jun 19 1989	Daozheng, Zhang; Nian R., Liang; Beijing Stone Office Equipment Technology Co. Ltd.	Method and system for inputting simplified form and/or original complex form of Chinese character

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