USD333337SExpiredUtility

Water filter

Individually held — no corporate assignee on recordPriority: Apr 2, 1991Filed: Apr 2, 1991Granted: Feb 16, 1993
Est. expiryApr 2, 2011(expired)· nominal 20-yr term from priority
38
PatentIndex Score
6
Cited by
8
References
1
Claims

Claims

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

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