`
`Patent No. 6,667,061
`Petition for Inter Partes Review
`
`UNITED STATES PATENT AND TRADEMARK OFFICE
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`LUYE PHARMA GROUP LTD., LUYE PHARMA (USA) LTD., SHANDONG
`LUYE PHARMACEUTICAL CO., LTD., and NANJING LUYE
`PHARMACEUTICAL CO., LTD.
`
`Petitioners
`
`v.
`
`ALKERMES, INC., ALKERMES PHARMA IRELAND LTD, and
`ALKERMES CONTROLLED THERAPEUTICS INC.
`
`Patent Owners
`
`Patent No. 6,667,061 to Ramstack er al.
`Issue Date: December 23, 2003
`Title: PREPARATION OF INJECTABLE
`
`SUSPENSIONS HAVING IMPROVED INJECTABILITY
`
`Inter Partes Review No. Unassigr_1ed
`
`
`POWER OF ATTORNEY OF
`NANJING LUYE PHARMACEUTICAL CO., LTD.
`
`Mail Stop: Patent Board
`Patent Trial and Appeal Board
`U.S. Patent And Trademark Office
`
`P.O. Box 1450
`
`Alexandria, VA 223 13- 1450
`
`IPR POA Nanjing Luye Pharma Co., Ltd. USFN 6,667,061 (2).docx
`
`
`
`Case IPR20l6-
`
`Patent No. 6,667,061
`Petition for Inter Partes Review
`
`PETITIONERS’ POWER OF ATTORNEY
`
`I hereby appoint Practitioner(s) associated with the firm of Lerner, David,
`
`Littenberg, Krumholz & Mentlik, LLP, 600 South Avenue West, Westfield,
`
`New Jersey 07090 (Customer Number 00530) as Petitioners’
`
`attorney(s)
`
`to
`
`prosecute the above-captioned Inter Partes Review proceeding, and to transact all
`
`business in the United States Patent and Trademark Office connected therewith,
`
`including the appointment of lead and backup counsel. Please recognize the
`
`correspondence address for that Customer Number (including any electronic mail
`
`address) for the above-captioned Inter Partes Review, filed herewith, to be the
`
`address associated with the appointed lead and backup counsel.
`
`NANJING LUYE
`
`PHARNIACEUTICAL CO., LTD.
`
`Dated:
`
`/2“ I g" 05/’ 7’é
`
`By:
`
`CM G‘U7"”
`
`Print Name:
`
`Chen Guan
`
`Title:
`
`General Mana er
`
`4s4o1u1_1.docx