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`Paper No. 2
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`UNITED STATES PATENT AND TRADEMARK OFFICE
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`__________________
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`BIOFRONTERA INCORPORATED,
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`BIOFRONTERA BIOSCIENCE GMBH,
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`BIOFRONTERA PHARMA GMBH,
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`AND
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`BIOFRONTERA AG
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`Petitioner
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`v.
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`DUSA PHARMACEUTICALS, INC.
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`Patent Owner
`__________________
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`Inter Partes Review No. IPR2022-00056
`U.S. Patent No. 10,357,567
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`PETITIONER’S POWER OF ATTORNEY
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`Mail Stop PATENT BOARD
`Patent Trial and Appeal Board
`U.S. Patent & Trademark Office
`P.O. Box 1450
`Alexandria, VA 22313–1450
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`IPR2022-00056
`Patent 10,357,567
`Pursuant to 37 C.F.R. §42.10(b), Petitioner Biofrontera Incorporated,
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`Biofrontera Bioscience GmbH, Biofrontera Pharma GmbH and Biofrontera AG
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`(“Biofrontera”) hereby appoints practitioners of Customer Number 127134 as its
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`attorneys to transact all business in the United States Patent & Trademark Office
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`associated with the above-captioned Petition for Inter Partes review.
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`These practitioner(s) include at least:
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`Lauren Fornarotto (Reg. No. 76,470)
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`McKool Smith P.C.
`1717 K Street, NW, Suite 900
`Washington, DC 20006
`(202) 221-6267
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`John F. Garvish (pro hac vice to be filed)
`Geoffrey Smith (pro hac vice to be filed)
`Matthew Cameron (Reg. No. 74,179)
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`McKool Smith P.C.
`303 Colorado Street, Suite 2100
`Austin, Texas 78701
`(512) 692-8700 (reception)
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`Lead Counsel:
`Customer Number
`127134
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`Address:
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`Back-Up Counsel:
`Customer Number
`127134
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`Address:
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`The individual signing below has the authority to execute this document on
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`behalf of Biofrontera.
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`U.S. Patent No. 10,357,567
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`For Petitioner, Biofrontera Incorporated, Biofrontera
`Bioscience GmbH, Biofrontera Pharma GmbH and
`Biofrontera AG
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`SIGNATURE: __ <6
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`; A
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`E Dr
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`NAME: Hermann Lübbert
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`TITLE: CEO
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`DATE: #4 Cf. 014
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