USD601192SActiveUtility

Chalk

74
Assignee: CHEN CHING-WENPriority: Jun 30, 2008Filed: Jun 30, 2008Granted: Sep 29, 2009
Est. expiryJun 30, 2028(~1.9 yrs left)· nominal 20-yr term from priority
Inventors:Ching-Wen Chen
74
PatentIndex Score
19
Cited by
11
References
1
Claims

Claims

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

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