USD275870SExpiredUtility
Puzzle
Individually held — no corporate assignee on recordPriority: Sep 29, 1982Filed: Sep 29, 1982Granted: Oct 9, 1984
Est. expirySep 29, 2002(expired)· nominal 20-yr term from priority
Inventors:Robert L. Koehn
19
PatentIndex Score
2
Cited by
1
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a puzzle, as shown and described.
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