Los Angeles Times: PayPal sued by First USA Bank over patent infringement Scott Loftesness 24 years ago David Coulker writes that PayPal has been sued by First USA Bank, a subsidiary of Bank One, for patent infringement. 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 PayPal says Bank One infringing patentDateOctober 1, 2003In relation toSimilar postPatents and Open SourceDateJune 5, 2004In relation toWeb/TechFortune: Can Victor Shear bring Microsoft down?DateDecember 18, 2002In relation toSimilar post