MasterCard Says PTAB Rightly Nixed Card Security Patent

By Michael Macagnone (November 4, 2016, 3:54 PM EDT) -- MasterCard International pushed a Federal Circuit panel to uphold the invalidation of a pair of credit card security patents, maintaining Friday that the Patent Trial and Appeal Board correctly pieced together the prior art that made the patents obvious.

Faced with panel members' criticism of the board's reasoning, the MasterCard Inc. subsidiary insisted during oral argument Thursday that PTAB correctly categorized the patents that John D'Agostino asserted against the company as obvious. MasterCard's counsel Eliot Williams of Baker Botts LLP defended the board's interpretation of "single merchant" as opposed to multiple merchants in the patents, and said that "to any extent...

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