First Amendment Commons^™

Measuring Trademark Dilution By Tarnishment, Suneal Bedi, David Reibstein

Indiana Law Journal

The law of trademark tarnishment—a type of trademark dilution—is in disarray. The

basic definition is deceptively simple. Trademark tarnishment occurs when a junior

mark harms the reputation of a substantially similar existing senior trademark by

associating itself with something perverse or deviant. However, it turns out that

Congress and the courts disagree over the prima facie evidence necessary to prove

its existence. The problem is that federal law and related legal principles are simply

ill-equipped to adequately analyze this unique market-driven doctrine. To make

matters worse, legal scholars cannot even agree on whether trademark tarnishment

can empirically exist in the …