USD323265SExpiredUtility

Thermal vacuum airpot

64
Individually held — no corporate assignee on recordPriority: May 1, 1989Filed: May 1, 1989Granted: Jan 21, 1992
Est. expiryMay 1, 2009(expired)· nominal 20-yr term from priority
Inventors:Fuu S. Lu
64
PatentIndex Score
18
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a thermal vacuum airpot, as shown.

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