USD262235SExpiredUtility
Portable air recirculator
Individually held — no corporate assignee on recordPriority: Sep 26, 1979Filed: Sep 26, 1979Granted: Dec 8, 1981
Est. expirySep 26, 1999(expired)· nominal 20-yr term from priority
Inventors:John Hamilton
72
PatentIndex Score
12
Cited by
18
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a portable air recirculator, substantially as shown and described.
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