USD416308SExpiredUtility

Safety filter element

98
Assignee: DONALDSON CO INCPriority: Jul 24, 1998Filed: Jul 24, 1998Granted: Nov 9, 1999
Est. expiryJul 24, 2018(expired)· nominal 20-yr term from priority
Inventors:Dennis E. WardKevin SchragePaul CoulonvauxJohan G. DewitJeffrey J. Ivarson
98
PatentIndex Score
137
Cited by
11
References
1
Claims

Claims

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

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