United States Court of Appeals for the Federal Circuit ______________________

TRUDELL MEDICAL INTERNATIONAL INC., Plaintiff-Appellant

v.

D R BURTON HEALTHCARE, LLC, Defendant/Counter-Claimant-Cross-Appellant ______________________

2023-1777, 2023-1779 ______________________

Appeals from the United States District Court for the Eastern District of North Carolina in No. 4:18-cv-00009- BO, Judge Terrence William Boyle. ______________________

Decided: February 7, 2025 ______________________

LAURA A. LYDIGSEN, Crowell & Moring, LLP, Chicago, IL, argued for plaintiff-appellant. Also represented by WIL- LIAM HARRY FRANKEL, JUDY HE, DAVID LINDNER.

ALBERT P. ALLAN, Allan Law Firm, PLLC, Charlotte, NC, argued for defendant/counter-claimant-cross-appel- lant. Also represented by WILLIAM ROBERT TERPENING, Terpening Law PLLC, Charlotte, NC. ______________________

Before MOORE, Chief Judge, CHEN and STOLL, Circuit Judges. Case: 23-177