USD369714SExpiredUtility
Vacuum flask
Individually held — no corporate assignee on recordPriority: May 17, 1995Filed: May 17, 1995Granted: May 14, 1996
Est. expiryMay 17, 2015(expired)· nominal 20-yr term from priority
Inventors:Frank Teh-Hsiung Huang
70
PatentIndex Score
16
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for vacuum flask, as shown and described.
Join the waitlist — get patent alerts
Track USD369714S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.