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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`APPLE INC., EVENTBRITE, INC., and STARWOOD HOTELS & RESORTS
`WORLDWIDE, INC.,
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`Petitioner
`V.
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`AMERANTH, INC.,
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`Patent Owner
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`CASE CBM Unassigned
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`Patent No. 6,384,850
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`POWER OF ATTORNEY UNDER 37 C.F.R. § 42.10(b)
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`Mail Stop “PATENT BOARD”
`Patent Trial & Appeal Board
`U.S. Patent and Trademark Office
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`P.O. Box 1450
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`Alexandria, VA 223 13-1450
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`WEST\25432271l .1
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`PETITIONER POWER OF ATTORNEY
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`Petitioner, EventBrite, Inc., hereby appoints the following as its attorneys to
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`transact all business in the United States Patent and Trademark Office associated
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`with the above-captioned covered business method review:
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`l Lead Counsel
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`Backup Counsel
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`James M. Heintz
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`Robert C. Williams
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`robert.wil1iams@dlapiper.com
`Reg. No. 41,828
`Ame1'anthCBMServicefiibdlapipencom Postal and Hand Delivery Address:
`Postal and Hand Delivery Address:
`DLA Piper LLP (US)
`DLA Piper LLP (US)
`401 B Street, Suite 1700
`11911 Freedom Drive, Suite 300
`San Diego, CA 92101
`Reston, VA 20190
`619-699-2820 (phone)
`703-773-4148 (phone)
`619-699-2701 (fax)
`703—773—5200 (fax)
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`WEST\2543227l 1 .l
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`The individual signing below has the authority to execute this document on
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`behalf of EVentBrite, Inc.
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`Date: /0 "I/‘
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`Name:
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`g 4%_7_/15
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`Title:
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`§
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`,3" [,9
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`EVENTBRITE, INC.
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`WEST\254322599.1