USD459038SExpiredUtility

Portable vacuum cleaner

39
Priority: Jun 4, 2001Filed: Jun 4, 2001Granted: Jun 18, 2002
Est. expiryJun 4, 2021(expired)· nominal 20-yr term from priority
Inventors:Ching-Feng Hsu
39
PatentIndex Score
3
Cited by
7
References
1
Claims

Claims

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

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