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`The Petitioner hereby appoints the Practitioner(s) associated with Customer
`
`Number 13975, as its attorney(s) to prosecute and to transact all business in the
`
`Patent Trial & Appeal Board of the United States Patent and Trademark Office
`
`connected with the Inter Partes Review petitions for U.S. patent numbers
`
`7,196,477, 7,429,827, and 8,089,370.
`
`The undersigned is authorized to sign this Power of Attorney on behalf of
`
`the Petitioner.
`
`Executed on the 13”‘ day of July, 2015.
`
`SOUTHWIRE COlVfl°ANY, LLC
`
`31,6
`
`Printed Name: Burt M. Fealing
`
`Title: Executive Vice President, General Counsel and Corporate Secretary