USD503250SExpiredUtility
Vacuum cleaner
Est. expiryApr 7, 2023(expired)· nominal 20-yr term from priority
Inventors:Kyu Kwan Choi
67
PatentIndex Score
14
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for vacuum cleaner, as shown and described.
Join the waitlist — get patent alerts
Track USD503250S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.