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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`MAHLE FILTER SYSTEMS NORTH AMERICA, INC.
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`Petitioner
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`INGEVITY SOUTH CAROLINA, LLC
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`Patent Owner
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`Case: IPR2019-
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`
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`Patent No.: RE3 8,844
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`MAHLE FILTER SYSTEMS NORTH AMERICA, INC.'S
`POWER OF ATTORNEY
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`Mail Stop PATENT BOARD
`Patent Trial and Appeal Board
`US. Patent & Trademark Office
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`PO. Box 1450
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`Alexandria, VA 22313—1450
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`
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`Pursuant to 37 C.F.R. §42.10(b), Petitioner, MAHLE Filter Systems North
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`America,
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`Inc., having a principal place of business at 906 Butler Drive,
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`Murfreesboro, TN 37127, hereby appoints Randall J. Peck of Warner Norcross +
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`Judd LLP and Jeanne M. Gills of Foley & Lardner LLP as its attorneys to transact
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`all business in the United States Patent & Trademark Office in connection with the
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`above-captioned Inter Partes Review of US. Patent No. RE3 8,844, with Customer
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`Number 24335 (associated with Warner Norcross + Judd LLP) being responsible
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`for fees associated with the above—captioned Inter Partes Review of US. Patent
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`No. RE38,844.
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`The appointed practitioners are as follows:
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`Lead Counsel:
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`Randall J. Peck, Reg. No. 66,147
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`Address:
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`Warner Norcross + Judd LLP
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`2000 Town Center
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`Suite 2700
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`Southfield, MI 48075-1318
`(248) 784-5000 (reception)
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`Backup Counsel:
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`Jeanne M. Gills, Reg. No. 44,458
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`Address:
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`Foley & Lardner LLP
`321 North Clark Street
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`Suite 2800
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`Chicago, IL 60654-5313
`(312) 832—4500 (reception)
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`
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`For Petitioner, MAHLE Filter Systems North America, Inc.:
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