USD367672SExpiredUtility

Chalk

73
Assignee: WALBUCK CRAYON COPriority: Feb 8, 1995Filed: Feb 8, 1995Granted: Mar 5, 1996
Est. expiryFeb 8, 2015(expired)· nominal 20-yr term from priority
Inventors:John J. Hahn
73
PatentIndex Score
21
Cited by
9
References
1
Claims

Claims

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

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