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`UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEALS BOARD
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`FACEBOOK, INC., INSTAGRAM, LLC, AND WHATSAPP INC.,
`Petitioners
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`v.
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`BLACKBERRY LIMITED,
`Patent Owner
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`Case No.: IPR2019-00924
`Patent No. 8,209,634
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`PATENT OWNER’S POWER OF ATTORNEY
`PURSUANT TO 37 C.F.R. § 42.10(b)
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`05710-00016B/10818184.1
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`Case No.: IPR2019-00924
`Patent No.: 8,209,634
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`Patent Owner BlackBerry Limited hereby appoints the Practitioners
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`associated with Customer Number 505708 as its attorneys to transact all business
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`in the Patent Trial & Appeal Board of the United States Patent & Trademark
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`Office associated with this proceeding.
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`Please direct all communication regarding this proceeding to:
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`Lead Counsel
`James M. Glass (Lead Counsel)
`Reg. No. 46,729
`QUINN EMANUEL URQUHART
` & SULLIVAN, LLP
`51 Madison Ave, 22nd Floor
`New York, NY 10010
`P: 212-849-7142 / F: 212-849-7100
`qe-blackberry-ipr@quinnemanuel.com
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`Back-Up Counsel
`Sam Stake (Backup Counsel)
`(pro hac vice to be requested)
`Ogi Zivojnovic (Backup Counsel)
`Reg. No. 69,516
`QUINN EMANUEL URQUHART
` & SULLIVAN, LLP
`50 California Street, 22nd Floor
`San Francisco, CA 94111
`P: 415-875-6387/ F: 415-875-6700
`qe-blackberry-ipr@quinnemanuel.com
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`The individual signing below has the authority to execute this document on
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`behalf of Patent Owner BlackBerry Limited.
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`By: /Keith Bennett/
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`For: BlackBerry Limited
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`Printed Name: Keith Bennett
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`Title: Authorized Signing Officer, BlackBerry Limited
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`Date: April 25, 2019
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`05710-00016B/10818184.1
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`2
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`Case No.: IPR2019-00924
`Patent No.: 8,209,634
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`CERTIFICATE OF SERVICE
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`The undersigned hereby certifies that a copy of the foregoing PATENT
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`OWNER’S POWER OF ATTORNEY PURSUANT TO 37 C.F.R. § 42.10(b)
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`was served on April 25, 2019 via email directed to counsel of record for the
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`Petitioner at the following:
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`Heidi L. Keefe
`Andrew C. Mace
`Mark R. Weinstein
`Yuan Liang
`Cooley LLP
`Attn: Patent Group
`1299 Pennsylvania Ave, NW, Suite 700
`Washington, DC 20004
`Email: hkeefe@cooley.com
`Email: amace@cooley.com
`Email: mweinstein@cooley.com
`Email: yliang@cooley.com
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`Dated: April 25, 2019
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`/James M. Glass/
`James M. Glass (Reg. No. 46,729)
`Attorney Lead Counsel
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`Quinn Emanuel Urquhart &
`Sullivan, LLP
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`Attorney for Patent Owner – BlackBerry
`Limited
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`05710-00016B/10818184.1
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`3
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