Fla. Man's $400M Suit Over Invention Of Post-It Notes Tossed

By Y. Peter Kang (September 9, 2016, 6:57 PM EDT) -- A Florida federal judge on Thursday nixed a $400 million suit accusing 3M Co. of falsely claiming the invention of the Post-it note, saying that the Florida inventor's claims were already settled in an unsuccessful suit over the same issues nearly two decades ago.

U.S. District Judge James I. Cohn granted 3M's motion to dismiss a suit lodged by Alan Amron, an inventor seeking a declaratory judgment that he created the predecessor to the Post-it note in 1973 and saying that 3M defamed him by falsely claiming it invented the product. The judge ruled that Amron previously sued 3M in 1997,...

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