USD270844SExpiredUtility
Circular slide chart
Individually held — no corporate assignee on recordPriority: Dec 1, 1980Filed: Dec 1, 1980Granted: Oct 4, 1983
Est. expiryDec 1, 2000(expired)· nominal 20-yr term from priority
Inventors:Janette K. Mcintyre
50
PatentIndex Score
10
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a circular slide chart, substantially as shown and described.
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