`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`MICROSOFT CORPORATION and HP INC.
`Petitioners,
`
`v.
`
`SYNKLOUD TECHNOLOGIES, LLC,
`Patent Owner.
`
`________________________
`Case No. IPR2021-00175
`U.S. Patent No. 7,870,225
`________________________
`
`POWER OF ATTORNEY FOR PETITIONER
`MICROSOFT CORPORATION
`
`
`
`Commissioner:
`
`Pursuant to 37 C.F.R. § 42.l0(b), Petitioner Microsoft Corporation hereby
`appoints:
`
`Lead Counsel
`
`Backup Lead Counsel
`
`Joseph A. Micallef
`jmicallef@sidley.com
`Reg. No. 39,772
`SIDLEY AUSTIN LLP
`1501 K Street, N.W.
`Washington, DC 20005
`Telephone: 202-736-8492
`Facsimile: 202-736-8711
`
`Scott M. Border
`sborder@sidley.com
`Reg. No. 77,744
`SIDLEY AUSTIN LLP
`1501 K Street, N.W.
`Washington, DC 20005
`Telephone: 202-736-8818
`Facsimile: 202-736-8711
`
`as attorneys to represent the undersigned before the United States Patent and
`
`Trademark Office in connection with Inter Partes Review proceeding in
`
`connection with the above proceeding.
`
`The undersigned is authorized to sign this Power of Attorney on behalf of
`
`Petitioner Microsoft Corporation.
`
`i/w _ 5_ Uh:;>
`Date: I!.!_
`PA-44i~~
`Title: ~ / ~ f · ~~,,.~:)
`
`