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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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`BROADCOM CORPORATION
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`Petitioner
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`TELEFONAKTIEBOLAGET L.M. ERICSSON
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`Patent Owner
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`Case IPR2013-00601
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`US. Patent Nos. 6,772,215
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`PATENT OWNER’S POWER OF ATTORNEY
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`
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`POWER OF ATTORNEY
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`lPR2013-00601
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`Patent 6,772,215
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`Dear Sir/Madam:
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`The undersigned hereby appoints the following back-up counsel, John M.
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`Shumaker, to prosecute the above captioned Inter Partes Review and transact all
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`business in the US. Patent and Trademark Office connected herewith:
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`All practitioners at Customer Number 12-0769.
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`Address all communications to:
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`LEE & HAYES, PLLC
`13809 Research Boulevard Suite 405
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`Austin, TX 78727
`512.605.0252
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`Address all e-mails and telephone calls to lead and back-up counsel (each
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`associated with the above Customer Number), listed below:
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`Peter Ayers (Lead Counsel, PTO Reg. No. 38,374)
`peter§a21eehayescom
`Direct: 512.605.0252
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`J. Christopher Lynch (Back-up Counsel, PTO Reg. No. 34,216)
`chris@leehayes.com
`Direct: 509.324.9256
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`John Shumaker (Back-up Counsel, PTO Reg. No. 52,223)
`ishumaker@leehayes.com
`Direct: 512.605.0260
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`
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`On behalf of: Telefonaktiebolaget L. M. Ericsson
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`M Dated:
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`(129 Gtk E URL-El (3-H
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`Name:
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`lPR2013-00601
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`Patent 6,772,215
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`S/lgzl El
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`CERTIFICATE OF SERVICE
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`15
`The undersigned certifies that on May _1§, 2014 the foregoing PATENT
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`OWNER’S POWER OF ATTORNEY was served via email on Lead and Back-up
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`Counsel for Broadcom Corporation identified in Broadcom’s Mandatory Notices,
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`whom consented to electronic service:
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`Dominic E. Massa, Lead Counsel
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`Michael A. Diener, Back-up Counsel
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`Wilmer Cutler Pickering Hale and Dorr, LLP
`60 State Street
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`Boston, MA 02109
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`WH-External-Broadcom-lPR2013—601@wilmerhale.com
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`dominic.massa@wilmerhalecom
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`michael.diener{c_tgwilmerhale.com
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`LEE & HAYES PLLC
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`/Peter J. Ayers/
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`Peter J. Ayers, Reg. No. 38,374
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`