USD275876SExpiredUtility
Solar heater
Individually held — no corporate assignee on recordPriority: Jun 8, 1981Filed: Jun 8, 1981Granted: Oct 9, 1984
Est. expiryJun 8, 2001(expired)· nominal 20-yr term from priority
Inventors:Paul T. Everett
72
PatentIndex Score
17
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a solar heater, substantially as shown.
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