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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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`AMAZON.COM, INC., AMAZON.COM SERVICES, LLC,
`AMAZON WEB SERVICES, INC,
`and T-MOBILE USA, INC.,
`Petitioners
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`v.
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`VOIP-PAL.COM, INC.,
`Patent Owner.
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`U.S. Patent No. 10,880,721
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`POWER OF ATTORNEY FOR PETITIONERS’ AMAZON.COM, INC,
`AMAZON.COM SERVICES, LLC, AND AMAZON WEB SERVICES, INC.
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`Power of Attorney
`U.S. Patent No. 10,880,721
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`Attorney Docket: _ _ _ _ _
`POWER OF ATTORNEY FOR PETITIONERS AMAZON.COM, INC.,
`AMAZON.COM SERVICES, LLC, AND AMAZON WEB SERVICES, INC.
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`Petitioners Amazon.com, Inc., Amazon.com Services, LLC, and Amazon
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`Web Services, Inc., hereby appoint the following practitioners as their attorneys to
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`transact all business in the United States Patent & Trademark Office associated
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`with inter partes review of U.S. Patent No. 10,880,721:
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`Lead Counsel
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`Back-Up Counsel
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`Kourtney M. Merrill
`Reg. No. 58,195
`PERKINS COIE LLP
`1900 Sixteenth St., Suite 1400
`Denver, CO 80202-5255
`Merrill-ptab@perkinscoie.com
`303-291-2388 (phone)
`303-291-2488 (fax)
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`
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`First back-up counsel:
`Daniel T. Shvodian
`Reg. No. 42,148
`PERKINS COIE LLP
`3150 Porter Dr.
`Palo Alto, CA 94304
`shvodian-ptab@perkinscoie.com
`650-838-4413 (phone)
`650-838-4350 (fax)
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`Additional back-up counsel:
`Amanda Tessar
`Reg. No. 53,683
`PERKINS COIE LLP
`1900 Sixteenth St., Suite 1400
`Denver, CO 80202-5255
`Tessar-ptab@perkinscoie.com
`303-291-2357 (phone)
`303-291-2457 (fax)
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`Christopher L. Kelley
`Reg. No. 42,714
`PERKINS COIE LLP
`3150 Porter Dr.
`Palo Alto, CA 94304
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`Power of Attorney
`U.S. Patent No. 10,880,721
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`Attorney Docket: _ _ _ _ _
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`ckelley@perkinscoie.com
`650-838-4452 (phone)
`650-838-4652 (fax)
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`The individual signing below has the authority to execute this document on
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`behalf of Petitioners Amazon.com, Inc., Amazon.com Services, LLC, and Amazon
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`Web Services, Inc.
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`/Lara Rogers/
`By:
`Name: Lara Rogers
`Title: Director and Associate General Counsel
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`Date: June 27, 2022
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