Supreme Court won’t block MasterCard/Visa lawsuit Scott Loftesness 24 years ago The US Supreme Court today refused to throw out a class action lawsuit against MasterCard and Visa. Share this: Email a link to a friend (Opens in new window) Email Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn American Express comments on Visa/MasterCard anti-trust lawsuitDateSeptember 22, 2003In relation toSimilar postMasterCard seeks separation from Visa in merchant litigationDateMarch 14, 2003In relation toSimilar postAP: MasterCard settles debit card suitDateApril 28, 2003In relation toSimilar post