`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`In re patent of Harwell, et al.
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`U.S. Patent No. 8,464,304
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`Issued: June 11, 2013
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`Title: Content Creation and
`Distribution System
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`§ Petition for Inter Partes Review
`§ IPR2017-01131
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`§ Attmney Docket No.: 45096.9
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`§ Customer No.:
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`§ Real Paiiy in Interest: Twitter, Inc.
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`27683
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`PETITIONER'S POWER OF ATTORNEY PURSUANT TO 37 CFR 42.l0(b)
`FOR PETITION FOR INTER PARTES REVIEW
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`Petitioner Twitter, Inc. hereby appoints the Practitioner(s) associated with
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`Customer Number 27683 as its attorney(s) to prosecute and to transact all business
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`before the Patent Trial & Appeal Board of the United States Patent and Trademark
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`Office in connection with the above-identified petition for Inter Partes Review.
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`This appointment is in addition to the power of attorney designation already of
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`record.
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`The undersigned is authorized to sign this Power of Attorney on behalf of the
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`Petitioner.
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`Executed on _ _.M __ cv-_l_l_r _Z~¥_o/_,_· ___ _
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`Twitter, Inc.
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`B y :~~=
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`IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
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`Twitter, Inc.
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`Petitioner
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`Petition for Inter Partes Review
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`IPR2017-01131
`U.S. Patent No. 8,464,304
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`CERTIFICATE OF SERVICE
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`The undersigned certifies, in accordance with 37 C.F.R. § 42.6, that service
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`was made on the Patent Owner as detailed below.
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`Date of service March 13, 2019
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`Manner of service Electronic Service by E-Mail
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`Documents served Petitioner’s Updated Power of Attorney
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`Persons served Eagle Robinson (eagle.robinson@nortonrosefulbright.com)
`Eric Hall (eric.hall@nortonrosefulbright.com)
`Eric Green (eric.green@nortonrosefulbright.com)
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`/Todd M. Siegel/
`Todd M. Siegel
`Counsel for Petitioner
`Registration No. 73,232
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