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Directory Results for Gov Tel: 5712727822 Paper 16 Entered: April 11, 2014 UNITED STATES PATENT AND TRADEMARK OFFICE BEFORE THE PATENT TRIAL AND APPEAL BOARD ABB INC to Gov Tel: 5712727822 Paper 52 Entered: November 19, 2014 UNITED STATES PATENT AND TRADEMARK OFFICE BEFORE THE PATENT TRIAL AND APPEAL BOARD RICOH AMERICAS CORPORATION and XEROX CORPORATION, Petitioner, v