USD331448SExpiredUtility

Aquarium filter cartridge

25
Individually held — no corporate assignee on recordPriority: Apr 17, 1990Filed: Apr 17, 1990Granted: Dec 1, 1992
Est. expiryApr 17, 2010(expired)· nominal 20-yr term from priority
Inventors:Lewis H. Jaslow
25
PatentIndex Score
3
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an aquarium filter cartridge, as shown and described.

Join the waitlist — get patent alerts

Track USD331448S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.