USD503836SExpiredUtility
Cleaning head
Est. expiryOct 11, 2020(expired)· nominal 20-yr term from priority
87
PatentIndex Score
26
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedWe claim the ornamental design for a cleaning head, as shown and described.
Join the waitlist — get patent alerts
Track USD503836S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.