USD688665SActiveUtility

Contact control pen

80
Assignee: HUANG CHAO KUANGPriority: May 10, 2011Filed: May 10, 2011Granted: Aug 27, 2013
Est. expiryMay 10, 2031(~4.8 yrs left)· nominal 20-yr term from priority
Inventors:Chao Kuang Huang
80
PatentIndex Score
26
Cited by
20
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a contact control pen, as shown and described.

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