Keypad

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment

Design Patent

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Design Patent

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D0574816

CLAIM:
The ornamental design for a keypad, as shown and described.

REFERENCES:
patent: D247492 (1978-03-01), Schiffman
patent: D269512 (1983-06-01), Goldberg
patent: D416293 (1999-11-01), Leung
patent: D440566 (2001-04-01), Chou
patent: D464989 (2002-10-01), Bodum
patent: D504431 (2005-04-01), Scully et al.
patent: D563963 (2008-03-01), Rak et al.
patent: 2006/0055676 (2006-03-01), Sohng
patent: 2007/0070044 (2007-03-01), Yeh et al.
patent: 2007/0202933 (2007-08-01), Tolbert et al.
patent: 2008/0018606 (2008-01-01), Chen

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