`(309101-2193)
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`
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`IPR2017-01667
`U.S. Patent No. 8,724,622
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`UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`
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`FACEBOOK, INC., WHATSAPP INC.
`Petitioners
`
`v.
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`UNILOC USA, INC., UNILOC LUXEMBOURG, S.A.,
`Patent Owner
`
`
`
`Case No. IPR2017-01667
`U.S. Patent No. 8,724,622
`
`
`Title: SYSTEM AND METHOD FOR INSTANT VOIP MESSAGING
`
`
`PETITIONERS’ POWER OF ATTORNEY
`APPOINTING ADDITIONAL BACKUP COUNSEL
`
`
`
`
`
`
`
`Atty Docket No. FABO-070/00US
`(309101-2193)
`
`
`
`
`IPR2017-01667
`U.S. Patent No. 8,724,622
`
`Petitioners, Facebook, Inc. and WhatsApp Inc., hereby appoint the following
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`additional practitioners as their attorneys to transact all business in the United States
`
`Patent & Trademark Office associated with the above captioned Inter Partes
`
`Review:
`
`BACKUP COUNSEL
`Lowell Mead (Pro Hac Vice Admission)
`lmead@cooley.com
`COOLEY LLP
`ATTN: Patent Group
`1299 Pennsylvania Ave. NW, Suite 700
`Washington, DC 20004
`Tel: (650) 843-5734
`Fax: (650) 849-7400
`
`Lisa Schwier (Reg. No. 67,222)
`lschwier@cooley.com
`COOLEY LLP
`ATTN: Patent Group
`1299 Pennsylvania Ave. NW, Suite 700
`Washington, DC 20004
`Tel: (202) 842-7876
`Fax: (202) 842-7899
`
`
`Andrew Mace (Reg. No. 63,342)
`amace@cooley.com
`COOLEY LLP
`ATTN: Patent Group
`1299 Pennsylvania Ave. NW, Suite 700
`Washington, DC 20004
`Tel: (650) 843-5808
`Fax: (650) 849-7400
`
`
`
`1
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`
`
`Atty Docket No. FABO—070/OOUS
`(309101—2193)
`
`IPR2017-01667
`us. Patent No. 8,724,622
`
`The individual signing below has the authority to execute this document on
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`behalf of Petitioners Facebook, Inc. and WhatsApp Inc.
`
`BY:
`
`Z.“
`
`NAME:
`
`Sta 1 Chen
`
`TITLE:
`
`Associate General Counsel
`
`
`Facebook Inc.
`
`DATE:
`
`Feb. “—4. 20(5
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`
`
`CERTIFICATE OF SERVICE
`
`
`I hereby certify, pursuant to 37 C.F.R. Section 42.6, that a complete copy of
`
`the attached PETITIONERS’ POWER OF ATTORNEY APPOINTING
`ADDITIONAL BACKUP COUNSEL and related documents, are being served via
`electronic mail on the 8th day of March, 2018, upon the Patent Owner by serving the
`Patent Owner’s attorneys of record as follows:
`
`Brett Mangrum
`brett@etheridgelaw.com
`Ryan Loveless
`ryan@etheridgelaw.com
`James Etheridge
`jim@etheridgelaw.com
`Jeffrey Huang
`jeff@etheridgelaw.com
`ETHERIDGE LAW GROUP
`
`Sean D. Burdick
`sean.burdick@unilocusa.com
`UNILOC USA, INC.
`
`
`DATED: March 8, 2018
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`
`
`
`
`/ Heidi L. Keefe /
`Heidi L. Keefe
`Reg. No. 40,673
`
`COOLEY LLP
`ATTN: Patent Docketing
`1299 Pennsylvania Ave. NW, Suite 700
`Washington, D.C. 20004
`Tel: (650) 843-5001
`Fax: (650) 849-7400
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