`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`EXOCAD GMBH AND EXOCAD AMERICA, INC.
`Petitioner,
`
`v.
`
`3SHAPE A/S,
`Patent Owner.
`
`Patent No. 9,336,336
`Issue Date: May 10, 2016
`Title: 2D IMAGE ARRANGEMENT
`
`Inter Partes Review No. Unassigned
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`PETITIONER POWER OF ATTORNEY
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`
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`PETITIONER POWER OF ATTORNEY I
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`Pursuant to 37 C.F .R. § 42.1 O(b ), Exocad GmbH's of Juliu1-Reiber-StraBe
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`37, 64293 Darmstadt, Germany hereby appoints the following pdctitioners as its
`
`attorneys to transact all business in the U.S. Patent & Trademark ~ffice in
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`connection with the inter partes reviews of U.S. Patent No. 9 ,33, ,3 36.
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`Lead Counsel: Matthew B. Lowrie, (Reg. No. 38,228); Tel: (617) 342-
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`4000;
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`Backup Counsel: Christopher J. McKenna, (Reg. No. 53 ,r 02); Tel: ( 617)
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`342-4000; and other practitioners associated with customer number 48329.
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`For:
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`EXOCADGMBH
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`Name:
`
`Tillmann Steinbrecher
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`Title:
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`CEO
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`Signature:
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`Date:
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`Z 0 1 &1- 05, - 1 S-
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`