USD401684SExpiredUtility

Air Filter

85
Assignee: K&N ENG INCPriority: Nov 12, 1997Filed: Nov 12, 1997Granted: Nov 24, 1998
Est. expiryNov 12, 2017(expired)· nominal 20-yr term from priority
Inventors:Nathan E. SheltonDuncan Bickerton
85
PatentIndex Score
32
Cited by
7
References
1
Claims

Claims

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

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