USD317040SExpiredUtility
Combined quick-change filter cartridge and head
Est. expirySep 27, 2009(expired)· nominal 20-yr term from priority
95
PatentIndex Score
49
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a combined quick-change filter cartridge and head, as shown and described.
Join the waitlist — get patent alerts
Track USD317040S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.