USD315751SExpiredUtility
Puzzle
Individually held — no corporate assignee on recordPriority: Jan 11, 1989Filed: Jan 11, 1989Granted: Mar 26, 1991
Est. expiryJan 11, 2009(expired)· nominal 20-yr term from priority
Inventors:David Ayers
34
PatentIndex Score
1
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a puzzle, as shown and described.
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