Case: 23-2285 Document: 40 Page: 1 Filed: 01/15/2025

NOTE: This disposition is nonprecedential.

United States Court of Appeals for the Federal Circuit ______________________

MAXELL, LTD., Appellant

v.

AMPEREX TECHNOLOGY LIMITED, Appellee ______________________

2023-2285 ______________________

Appeal from the United States Patent and Trademark Office, Patent Trial and Appeal Board in No. IPR2021- 01442. ______________________

JUDGMENT ______________________

JEFFREY TA-HWA HAN, Vinson & Elkins LLP, Austin, TX, argued for appellant. Also represented by CORBIN CESSNA, HILARY L. PRESTON, ERIK SHALLMAN; ERIC JOSEPH KLEIN, PAIGE HOLLAND WRIGHT, Dallas, TX.

KIRK T. BRADLEY, Alston & Bird LLP, Charlotte, NC, argued for appellee. Also represented by CHRISTOPHER TIMOTHY LAWN DOUGLAS, NICHOLAS CHRISTOPHER MARAIS; BRADY COX, Dallas, TX. ______________________ Case: 23-2285 Document: 40 Page: 2 Filed: 01/15/2025

THIS CAUSE having been heard and considered, it is

ORDERED and ADJUDGED:

PER CURIAM (PROST, TARANTO, and CHEN, Circuit Judges). AFFIRMED. See Fed. Cir. R. 36.

ENTERED BY ORDER OF THE COURT

January 15, 2025 Date