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`IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`NETNUT LTD.,
`Petitioner
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`v.
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`BRIGHT DATA LTD.,
`Patent Owner
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`Case (to be assigned)
`Patent 10,257,319
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`POWER OF ATTORNEY
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`Pursuant to 37 C.F.R. 42.10(b), Petitioner NetNut Ltd. hereby appoints
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`the following lead and back-up counsel to transact all business before the Patent
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`Trial & Appeal Board of the United States Patent and Trademark Office in
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`connection with a Petition for Inter Partes Review of U.S.
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`1
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`Petition for Inter Partes Review of Patent No. 10,257,319
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`Patent No. 10,257,319 entitled “System Providing Faster and More Efficient
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`Data Communication.”
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`LEAD COUNSEL:
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`BACKUP COUNSEL:
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`Ronald Abramson
`USPTO Reg. No. 34,762
`Liston Abramson LLP
`The Chrysler Building
`405 Lexington Avenue, 46th Floor
`New York, New York 10174
`Tel: 212-257-1643
`Fax: 917-633-5568
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`M. Michael Lewis
`USPTO Reg. No. 50,478
`Liston Abramson LLP
`The Chrysler Building
`405 Lexington Avenue, 46th Floor
`New York, New York 10174
`Tel: 212-257-1639
`Fax: 917-633-5568
`Ari J. Jaffess
`USPTO Reg. No. 74,558
`Liston Abramson LLP
`The Chrysler Building
`405 Lexington Avenue, 46th Floor
`New York, New York 10174
`Tel: 212-257-1631
`Fax: 917-633-5568
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`2
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`Petition for Inter Partes Review of Patent No. 10,257,319
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`The undersigned is authorized to sign this Power of Attorney on behalf of
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`Petitioner NetNut Ltd.
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`Dated: September 3, 2021
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`NetNut Ltd.
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` x
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`Name: __Barak Avitbul___________
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`Title: _____CEO_______________
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`3
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