USD398046SExpiredUtility

Combined filter element and frame therefor

99
Assignee: DONALDSON CO INCPriority: Apr 26, 1996Filed: Apr 26, 1996Granted: Sep 8, 1998
Est. expiryApr 26, 2016(expired)· nominal 20-yr term from priority
Inventors:Gary R. GillinghamBernard A. MatthysJoseph C. TokarDaniel T. Risch
B01D 46/527
99
PatentIndex Score
312
Cited by
11
References
1
Claims

Claims

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

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