MasterCard Patent Fight Hinges On Multiple Uses, Court Told

By Bryan Koenig (September 5, 2018, 7:29 PM EDT) -- An inventor urged a Federal Circuit panel in oral arguments Wednesday to again upend a Patent Trial and Appeal Board decision invalidating payment system patents asserted against, and challenged by, MasterCard, arguing the PTAB wrongly read the technology for multiple transactions as anticipated by prior art on "single use."...

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