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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`LIQUIDIA TECHNOLOGIES, INC.,
`Petitioner
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`v.
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`UNITED THERAPEUTICS CORPORATION,
`Patent Owner
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`Case No. IPR2021-00406
`U.S. Patent No. 10,716,793
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`PETITIONER’S UPDATED POWER OF ATTORNEY
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`Petitioner, Liquidia Technologies, Inc., hereby appoints the following
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`practitioners as Petitioner’s attorneys to transact all business in the United States
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`Patent & Trademark Office/Patent Trial and Appeal Board associated with any Inter
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`Partes Review for the above-captioned patent:
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`LEAD COUNSEL
`Ivor R. Elrifi (Reg. No. 39,529)
`ielrifi@cooley.com
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`COOLEY LLP
`ATTN: Patent Group
`1299 Pennsylvania Ave. NW
`Suite 700
`Washington, D.C. 20004
`Tel: (212) 479-6840
`Fax: (212) 479-6275
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`BACK-UP COUNSEL
`Erik B. Milch (Reg. No. 42887)
`emilch@cooley.com
`Deepa Kannappan
`(admitted pro hac vice)
`dkannappan@cooley.com
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`COOLEY LLP
`ATTN: Patent Group
`1299 Pennsylvania Ave. NW
`Suite 700
`Washington, D.C. 20004
`Tel: (703) 456-8573
`Fax: (703) 456-8100
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`Sanya Sukduang (Reg. No. 46,390)
`ssukduang@cooley.com
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`COOLEY LLP
`ATTN: Patent Group
`1299 Pennsylvania Ave. NW
`Suite 700
`Washington, D.C. 20004
`Tel: (202) 776-2982
`Fax: (202) 842-7899
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`Lauren Krickl (Reg. No. 70,261)
`lkrickl@cooley.com
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`COOLEY LLP
`ATTN: Patent Group
`1299 Pennsylvania Ave. NW
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`1
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`Suite 700
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`Washington, D.C. 20004
`Tel: (650) 843-5065
`Fax: (650) 849-7400
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`Douglas W. Cheek (Reg. No. 77,038)
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`dcheek@cooley.com
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`COOLEYLLP
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`ATTN: Patent Group
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`1299 Pennsylvania Ave. NW
`Suite 700
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`Washington, D.C. 20004
`Tel: (202) 776-2108
`Fax: (202) 842-7899
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`Jonathan R. Davies
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`(pro hac vice admission pending)
`jdavies@cooley.com
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`COOLEYLLP
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`ATTN: Patent Group
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`1299 Pennsylvania Ave. NW
`Suite 700
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`Washington, D.C. 20004
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`Tel: (202) 776-2108
`Fax: (202) 842-7899
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`The individual signing below has the authority to execute this document on
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`behalf of Petitioner Liquidia Technologies,
`Inc.:
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`Name: f<v'.>�L(j SJ-i ........ uv
`Title:
`&.M..1"\ (�_,,"'�I
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`Liquidia Technologies, Inc.
`Dated:
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`January S-, 2022
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`2
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`CERTIFICATE OF SERVICE
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`Pursuant to 37 C.F.R. §§42.6(e)(4)(i) et seq., a complete copy of the attached
`PETITIONER’S UPDATED POWER OF ATTORNEY is being served via
`email on the 5th day of January 2022, upon Patent Owner’s attorneys of record:
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`Stephen B. Maebius (smaebius@foley.com)
`George Quillin (gquillin@foley.com)
`Daniel R. Shelton (dshelton@foley.com)
`UT-793@foley.com
`FOLEY & LARDNER LLP
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`Douglas Carsten (dcarsten@mwe.com)
`April E. Weisbruch (aweisbruch@mwe.com)
`Judy Mohr (jmohr@mwe.com)
`MCDERMOTT WILL & EMERY LLP
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`Richard Torczon (rtorczon@wsgr.com)
`Grace A. Winschel (gwinschel@wsgr.com)
`WILSON, SONSINI, GOODRICH & ROSATI
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`Shaun R. Snader (ssnader@unither.com)
`UNITED THERAPEUTICS CORP.
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`By:
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`/Ivor R. Elrifi/
`Ivor R. Elrifi
`Reg. No. 39,529
`Counsel for Petitioner
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`Dated: January 5, 2022
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`COOLEY LLP
`ATTN: Patent Group
`1299 Pennsylvania Avenue NW
`Suite 700
`Washington, DC 20004
`Tel: (212) 479-6840
`Fax: (212) 479-6275
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`1
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