OPINION and ORDER
MELLOY, District Judge.
In this patent infringement action, the plaintiff, Engineered Products Company ("EPC"), asserts patent and trade dress claims against the defendant, Donaldson Company ("Donaldson"), arising from Donaldson's creation and sale of two air filter indicator devices — the Air Alert, sold from 1997 to 1999, and the NG Air Alert, sold from 1999 through the present.
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