The venue rules governing Lanham Act trademark and dilution actionsare very liberal, essentially permittingsuit to be brought in any district inwhich the defendant has advertised orsold the allegedly infringing product.[FOOTNOTE 1] Arecent Supreme Court decision affirminga preliminary injunction (in a case havingnothing to do with trademarks), and theTrademark Dilution Revision Act’s recentenactment, should serve as remindersof the importance in choosing venueof evaluating the procedural, as well assubstantive law, differences among thecircuits.