USD311947SExpiredUtility
Filter cartridge for clarifying, sterilizing or concentrating fluid feedstock
Est. expiryOct 1, 2007(expired)· nominal 20-yr term from priority
47
PatentIndex Score
5
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a filter cartridge for clarifying, sterilizing or concentrating fluid feedstock, as shown and described.
Join the waitlist — get patent alerts
Track USD311947S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.