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`
`
`Trials@uspto.gov
`571-272-7822
`
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` Paper 4
` Date: November 25, 2024
`
`UNITED STATES PATENT AND TRADEMARK OFFICE
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`
`
`
`
`LIBERTY ENERGY, INC. AND LIBERTY OILFIELD SERVICES LLC,
`Petitioner,
`
`v.
`
`U.S. WELL SERVICES, LLC,
`Patent Owner.
`
`
`
`IPR2025-00066
`Patent 10,598,258
`
`
`
`
`Before Stacy Crittenden, Trial Paralegal
`
`ERRATA
`
`
`
`
`
`
`
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`
`
`
`
`
`
`The Notice of Filing Date Accorded to Petition, issued on November 21,
`2024, incorrectly listed the Patent number and case number in the header section of
`the document. The correct Patent number is 10,598,258 and the correct case number
`is IPR2025-00066. All deadlines from the November 21, 2024 Notice of Filing
`Date Accorded to Petition remain unchanged.
`
`
`
`
`
`
`
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`
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`
`
`
`IPR2025-00066
`Patent 10,598,258
`
`
`For PETITIONER:
`
`Chad Walters
`Joseph Grado
`Jacob McDonald
`BAKER BOTTS L.L.P.
`chad.walters@bakerbotts.com
`andrew.grado@bakerbotts.com
`jacob.mcdonald@bakerbotts.com
`
`For PATENT OWNER:
`
`Hogan Lovells US LLP
`609 Main Street
`Suite 4200
`Houston TX 77002
`hlusdocketing@hoganlovells.com
`
`
`
`
`
`2
`
`
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