USD672813SActiveUtility

Pen

89
Assignee: ZHANG YOUBINPriority: Apr 18, 2011Filed: Oct 11, 2011Granted: Dec 18, 2012
Est. expiryApr 18, 2031(~4.7 yrs left)· nominal 20-yr term from priority
Inventors:Youbin Zhang
89
PatentIndex Score
38
Cited by
20
References
1
Claims

Claims

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

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