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What is Spiderman's take on post-expiration patent royalties?

Peter Leung, Washington DC


In the Supreme Court argument in Kimble v Marvel, several Justices appeared hesitant to overrule Brulotte's restrictions on royalty agreements that extend past a patent's expiration. Managing IP was there for the blow-by-blow

Kimble v Marvel involves Stephen Kimble's invention (patent no 5,072,856) for a toy glove that allows the user to shoot foam string from the wrist. In 1990, Kimble entered into discussions with a Marvel predecessor to license the technology for...


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