USD321394SExpiredUtility

Quick-change filter cartridge

Assignee: CUNO INCORPORATEPriority: Nov 27, 1989Filed: Nov 27, 1989Granted: Nov 5, 1991
Est. expiryNov 27, 2009(expired)· nominal 20-yr term from priority
88
PatentIndex Score
32
Cited by
5
References
1
Claims

Claims

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

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