Stylus pen capable of expansion and contraction

Details Stylus pen capable of expansion and contraction Stylus pen capable of expansion and contraction

2011-05-31

2011-05-31

Murphy, Austin (Department: 2911)

Recording, communication, or information retrieval equipment

Computer, data processor equipment

Peripheral equipment

Design Patent

active

D0638840

CLAIM:
The ornamental design for a stylus pen capable of expansion and contraction, as shown and described.

REFERENCES:
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patent: D501505 (2005-02-01), Chien
patent: D530372 (2006-10-01), Sugino et al.
patent: D568394 (2008-05-01), Maruyama
patent: D588638 (2009-03-01), Busri
patent: D596668 (2009-07-01), Ehara et al.
patent: D611476 (2010-03-01), Busri
patent: D623650 (2010-09-01), Ishibashi et al.
patent: D630219 (2011-01-01), Fujino et al.
patent: D630220 (2011-01-01), Zenri et al.
patent: 2008/0170048 (2008-07-01), Hua

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