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NOTE: This disposition is nonprecedential.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