Case: 23-1017 Document: 55 Page: 1 Filed: 09/06/2024

NOTE: This disposition is nonprecedential.

United States Court of Appeals for the Federal Circuit ______________________ CRYSTAL PHARMACEUTICAL (SUZHOU) CO., LTD., BERGEN PHARMACEUTICAL, LLC, Appellants v. EISAI INC., Appellee ______________________ 2023-1017 ______________________ Appeal from the United States Patent and Trademark Office, Patent Trial and Appeal Board in No. PGR2021- 00047. ______________________ JUDGMENT ______________________ JOHN SCOTT MCBRIDE, Bartlit Beck LLP, Chicago, IL, argued for all appellants. Appellant Bergen Pharmaceuti- cal, LLC also represented by MEG E. FASULO, KATHERINE E. RHOADES; TAYLOR JAMES KELSON, Denver, CO; ADAM MORTARA, Chicago, IL.

SCOTT A. CUNNING, II, Parker Poe Adams & Bernstein LLP, Washington, DC, for appellant Crystal Pharmaceuti- cal (Suzhou) Co., Ltd. Also represented by ELIZABETH Case: 23-1017 Document: 55 Page: 2 Filed: 09/06/2024

CROMPTON; CECIL KYLE MUSGROVE, Gemini Law LLP, New York, NY.

MELANIE R. RUPERT, Paul Hastings LLP, New York, NY, argued for appellee. Also represented by CHRISTOPHER P. HILL, YOUNG J. PARK, BRUCE M. WEXLER; NAVEEN MODI, MICHAEL WOLFE, Washington, DC. ______________________ THIS CAUSE having been heard and considered, it is ORDERED and ADJUDGED: PER CURIAM (MOORE, Chief Judge, LINN and PROST, Circuit Judges).

AFFIRMED. See Fed. Cir. R. 36.

ENTERED BY ORDER OF THE COURT

September 6, 2024 Date