`
`POWER OF ATTORNEY FOR PROCEEDINGS
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`I hereby appoint practitioners associated with Jones Day, Customer Number 20583, including
`the following:
`
`David B. Cochran
`Joseph M. Sauer
`Joshua R. Nightingale
`
`Reg. No. 39,142
`Reg. No. 47,919
`Reg. No. 67,865
`
`as attorneys to represent SAS Institute Inc. in proceedings before the Patent Trial and Appeal
`Board.
`
`SIGNATURE of SAS Institute Inc.
`The individual whose signature and title is supplied below is authorized to act on behalf of
`SAS Institute Inc.
`
`Signature
`
`Date: August 21, 2019
`
`Name
`
`Title
`
`David Keim
`
`Telephone
`Number: 919.531.3235
`Senior Vice President and General Counsel
`
`NAI-1508695678v1
`
`
`
`CERTIFICATE OF SERVICE
`Pursuant to 37 C.F.R. § 42.6(e), I certify that I caused to be served on the
`
`counsel for Petitioner a true and correct copy of the foregoing Power of Attorney
`
`by email on August 23, 2019 at the following address of record:
`
`Christopher V. Ryan
`Reg. No. 54,759
`Baker Botts L.L.P.
`
`Brian W. Oaks
`Reg. No. 44,981
`Baker Botts L.L.P.
`
`WPL_IPR@bakerbotts.com
`
`
`
`
`
`Dated: August 23, 2019
`
`
`
`
`
`
`
`
`
`/Joseph M. Sauer/
`Joseph M. Sauer
`Reg. No. 47,919
`Jones Day
`901 Lakeside Avenue
`Cleveland, OH 44114
`(216) 586-7506
`jmsauer@jonesday.com
`
`