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`IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
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`Mail Stop Patent Board
`Patent Trial and Appeal Board
`U.S. Patent and Trademark Office
`P.O. Box 1450
`Alexandria, VA 22313-1450
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`PETITIONER’S POWER OF ATTORNEY IN POST-GRANT PROCEEDINGS
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`Petitioner Shenzhen Silver Star Intelligent Technology Co., Ltd. hereby appoints the
`following practitioners as its attorneys to transact all business in the United States Patent &
`Trademark Office associated with any of its Inter-Partes Review, covered business method
`review, post grant review or other review proceedings before the Patent Trial and Appeal Board:
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`Lead Counsel:
`Shen Wang, Reg. No. 71,847
`Arch & Lake LLP
`203 N LaSalle Street, Suite 2100
`Chicago, IL 60601
`New York, New York 10112
`Tel: (636) 236-5390
`Fax: (312) 614-1873
`Email: shenwang@archlakelaw.com
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`Back Up Counsel:
`Hao Tan, Reg. No. 73,711
`Arch & Lake LLP
`203 N LaSalle Street, Suite 2100
`Chicago, IL 60601
`New York, New York 10112
`Tel: (312) 375-9408
`Fax: (312) 614-1873
`Email: haotan@archlakelaw.com
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`All practitioners associated with Customer Number 153979.
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`The individual signing below has the authority to execute this document on behalf of
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`Petitioner Shenzhen Silver Star Intelligent Technology Co., Ltd.
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`For: Shenzhen Silver Star Intelligent Technology Co., Ltd.
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`SIGNATURE:
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`BY: Logan Xie
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`TITLE: General Counsel
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`DATE: March 28, 2018
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