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A party with unclean hands may not assert laches. E.g., Hot Wax, Inc., 191 F.3d at 825; see also GoTo.com, Inc., 202 F.3d at 1209 (applying unclean hands doctrine to Lanham Act trademark infringement action). The unclean hands doctrine 'closes the doors of a court of equity to one tainted with inequitableness or bad faith relative to the matter in which he seeks relief.' Precision Instr. Mfg. Co. v. Auto. Maint. Mach. Co., 324 U.S. 806, 814, 89 L. Ed. 1381, 65 S. Ct. 993, 1945 Dec. Comm'r Pat. 582 (1945). The party must have 'acted fairly and without fraud or deceit ...