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`____________
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`____________
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`VERIZON SERVICES CORP., VERIZON SOUTH INC., VERIZON
`VIRGINIA LLC, VERIZON COMMUNICATIONS, INC., VERIZON
`FEDERAL INC., VERIZON BUSINESS NETWORK SERVICES, INC.,
`and
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`MCI COMMUNICATIONS SERVICES, INC.
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`Petitioner,
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`v.
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`SPHERIX INCORPORATED
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`Patent Owner.
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`____________
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`Case IPR 2015-01381
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`Patent 6,980,564
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`____________
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`PATENT OWNER’S POWER OF ATTORNEY
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`
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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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`
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`Pursuant to 37 C.F.R. § 42.10(b), the Patent Owner of U.S. Patent No.
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`6,980,564, Spherix Incorporated, having an address at 6430 Rockledge Drive,
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`Suite 503, Bethesda MD 20817, hereby appoints as its attorneys to transact all
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`business in the United States Patent & Trademark Office associated with this
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`inter partes review of U.S. Patent No. 6,980,564:
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`Lead Counsel:
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`Darrell G. Dotson (Reg. No. 44,661)
`Spherix Incorporated
`222 N. Fredonia St.
`Longview, Texas 75601
`Phone: 903-212-3113
`Email: ddotson@spherix.com
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`Address for service:
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`Dated: July 1, 2015
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`Spherix Incorporated
`222 N. Fredonia St.
`Longview, Texas 75601
`Facsimile: 903-757-2387
`Email: ddotson@spherix.com
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`By:
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`/Darrell G. DOTSON/
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`Darrell G. Dotson
`General Counsel
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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 MANDATORY NOTICES was served on July 1, 2015 by filing this
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`document though the Patent Review Processing System as well as by delivering a
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`copy via electronic mail to the attorneys of record for the Petitioners as follows:
`
`
`Dinesh N. Melwani
`Roland G. McAndrews
`Aaron M. Johnson
`BOOKOFF McANDREWS, PLLC
`dmelwani@bookoffmcandrews.com
`rmcandrews@bookoffmcandrews.com
`ajohnson@bookoffmcandrews.com
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`Dated: July 1, 2015
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`Respectfully submitted,
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`/Darrell G. DOTSON, Reg. 44,661/
`Darrell G. Dotson
`Reg. No. 44,661
`Spherix Incorporated
`222. N. Fredonia St.
`Longview, TX 75601
`Tel: 903-212-3113
`Fax: 903-757-2387
`Email: ddotson@spherix.com
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