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UNITED STATES PATENT AND TRADEMARK OFFICE
`
`_________________
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`_________________
`
`TWITTER, INC.,
`Petitioner,
`
`v.
`
`YOUTOO TECHNOLOGIES, LLC,
`Patent Owner.
`_________________
`
`Case IPR2017-01133
`Patent 8,601,506
`_________________
`
`TWITTER, INC.’S UPDATED
`MANDATORY NOTICE ADDING BACK-UP COUNSEL
`
`
`
`

`

`
`
`Pursuant to 37 C.F.R. § 42.8, Petitioner, Microsoft Corporation, submits the
`
`following update to its Mandatory Notices. Petitioner is adding back-up counsel.
`
`IPR2017-01133
`Patent 8,601,506
`
`I. MANDATORY NOTICES
`
`A. Real Party-In-Interest
`
`Petitioner Twitter, Inc. (“Twitter”) is the sole real-party-in-interest.
`
`B. Related Matters
`
`Youtoo Technologies, LLC (“Youtoo”) asserted the ’506 Patent against
`
`Twitter in a suit filed March 18, 2016, now styled, Youtoo Technologies, LLC v.
`
`Twitter, Inc., Case No. 3:16-cv-00764-N, pending in the U.S. District Court for the
`
`Northern District of Texas.
`
`C. Lead Counsel, Back-Up Counsel
`
`Todd M. Siegel (Lead), todd.siegel@klarquist.com, Reg. No. 73,232, and
`
`Andrew M. Mason (Back-up), andrew.mason@klarquist.com, Reg. No. 64,034,
`
`KLARQUIST SPARKMAN, LLP, 121 SW Salmon Street, Suite 1600, Portland,
`
`Oregon, 97204, Tel: 503-595-5300, Fax: 503-595-5301.
`
`Petitioner adds back-up counsel as follows: Robert T. Cruzen (Back-up),
`
`rob.cruzen@klarquist.com, KLARQUIST SPARKMAN, LLP, 121 SW Salmon
`
`Street, Suite 1600, Portland, Oregon, 97204, Tel: 503-595-5300, Fax: 503-595-
`
`5301.
`
`Twitter, Inc.’s Updated Mandatory Notice
`
`Page 1
`
`

`

`
`
`Petitioner’s Unopposed Motion for Admission Pro Hac Vice of Robert T.
`
`Cruzen and Mr. Cruzen’s Declaration (Exhibit 1018) was filed on October 18, 2017,
`
`IPR2017-01133
`Patent 8,601,506
`
`Paper No. 10.
`
`Mr. Cruzen was previously listed as back-up counsel on the Petition and the
`
`Power of Attorney filed on March 24, 2017. No updated Power of Attorney is
`
`necessary.
`
`D.
`
`Service Information
`
`Please address all correspondence to the lead and backup counsel as shown
`
`above. Petitioner consents to electronic service by e-mail at the e-mail addresses
`
`provided above.
`
`
`
`Dated: October 23, 2017
`
`
`
`Respectfully submitted
`
`By: /Todd M. Siegel/
`Todd M. Siegel (Registration No. 73,232)
`todd.siegel@klarquist.com
`KLARQUIST SPARKMAN, LLP
`One World Trade Center, Suite 1600
`121 S.W. Salmon Street
`Portland, Oregon 97204
`Tel: 503-595-5300
`Fax: 503-595-5301
`
`Twitter, Inc.’s Updated Mandatory Notice
`
`Page 2
`
`

`

`IPR2017-01133
`Patent 8,601,506
`
`
`CERTIFICATE OF SERVICE
`IN COMPLIANCE WITH 37 C.F.R. § 42.6(e)(4)
`
`The undersigned certifies that on October 23, 2017, a true and correct copy of
`
`Twitter, Inc.’s Updated Mandatory Notice was served on counsel for Youtoo
`
`Technologies, LLC via electronic mail as follows:
`
`Spencer C. Patterson
`Grable Martin Fulton PLLC
`1914 Skillman St., Ste. 110-144,
`Dallas, TX 75206
`Tel: 214- 396-8601
`Fax: 214- 988-0775
`Email: spatterson@gchub.com
`
`
`
`Scott McKeown
`Oblon, McClelland, Maier
` & Neustadt, LLP
`1940 Duke Street
`Alexandria, Virginia 22314
`Tel: 703-412-6297
`Fax: 703-413-2220
`Email: cpdocketmckeown@oblon.com
`
`Stephen L. Levine
`Carrington, Coleman, Sloman &
` Blumenthal, L.L.P.
`901 Main Street, Suite 5500
`Dallas, Texas 75202
`Tel: 214-855-3025
`Fax: 214-855-1333
`Email: slevine@ccsb.com
`
`
`By
`
`/Todd M. Siegel/
`Todd M. Siegel, Reg. No. 73,232
`todd.siegel@klarquist.com
`KLARQUIST SPARKMAN, LLP
`One World Trade Center, Suite 1600
`121 S.W. Salmon Street
`Portland, Oregon 97204
`Telephone: (503) 595-5300
`Facsimile: (503) 595-5301
`
`CERTIFICATE OF SERVICE
`
`
`
`Page 1
`
`

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