USD438214SExpiredUtility

Filter element

Assignee: DONALDSON CO INCPriority: Mar 17, 1999Filed: Mar 17, 1999Granted: Feb 27, 2001
Est. expiryMar 17, 2019(expired)· nominal 20-yr term from priority
95
PatentIndex Score
60
Cited by
9
References
1
Claims

Claims

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

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