`
`A;| UNITED STATES PATENT AND TRADEMARK OFFIGE
`
`UNITED STATES DEPARTMENT OF COMMERCE
`=COMMISSIONERFOR PATENTS
`Uniteited States Patent
`and Trademark Office
`AlewaniVinia 22313-1450
`wwwasptogo
`
`17/221,828
`
`04/04/2021
`
`SUNGSANG AHN
`
`P9408US00
`CONFIRMATION NO. 7484
`
`58027
`H.C. PARK & ASSOCIATES, PLC
`
`1604 PRESTON WHITE DRIVE
`RESTON, VA 20191
`
`POWEROF ATTORNEY NOTICE
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`AMM
`©C000000073025465
`
`Date Mailed: 05/24/2024
`
`NOTICE REGARDING CHANGE OF POWER OF ATTORNEY
`
`This is in responseto the Power of Attorneyfiled 05/10/2024.
`
`The Power of Attorney to you in this application has been revoked bythe applicant. Future correspondence
`will be mailed to the new address of record(37 CFR 1.33).
`
`Questions about the contents of this notice and the
`requirements it sets forth should be directed to the Office
`of Data Management, Application Assistance Unit, at
`(571) 272-4000 or (571) 272-4200 or 1-888-786-0101.
`
`/sibrahim/
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`
`page 1 of 1
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`

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