U.S. Court of Appeals for the Federal Circuit, 2026

Amarin Pharma, Inc. v. Hikma Pharmaceuticals USA Inc.

Amarin Pharma, Inc. v. Hikma Pharmaceuticals USA Inc.
U.S. Court of Appeals for the Federal Circuit · Decided July 15, 2026
Amarin Pharma, Inc. v. Hikma Pharmaceuticals USA Inc.

Opinion

Case: 23-1169 Document: 82 Page: 1 Filed: 07/15/2026

NOTE: This order is nonprecedential.

United States Court of Appeals for the Federal Circuit ______________________

AMARIN PHARMA, INC., AMARIN

PHARMACEUTICALS IRELAND LIMITED,

MOCHIDA PHARMACEUTICAL CO., LTD.,

Plaintiffs-Appellants v.

HIKMA PHARMACEUTICALS USA INC., HIKMA PHARMACEUTICALS PLC,

Defendants-Appellees

HEALTH NET LLC,

Defendant ______________________

2023-1169 ______________________

Appeal from the United States District Court for the District of Delaware in No. 1:20-cv-01630-RGA-JLH, Judge Richard G. Andrews. ______________________ SUA SPONTE ______________________

Before MOORE, Chief Judge, MAYER and LOURIE, Circuit Judges ______________________ Case: 23-1169 Document: 82 Page: 2 Filed: 07/15/2026

2 AMARIN PHARMA, INC. v. HIKMA PHARMACEUTICALS USA INC.

PER CURIAM.

ORDER

Upon consideration of the judgment of the Supreme Court of the United States in Hikma Pharmaceuticals USA Inc., et al. v. Amarin Pharma, Inc., et al., No. 24-889, IT IS ORDERED THAT:

The mandate of this court that issued October 24, 2024, is recalled, the appeal is reinstated, and this court’s June 25, 2024, opinion and judgment are vacated. We further remand this case to the United States District Court for the District of Delaware for further proceedings consistent with the Supreme Court’s decision.

FOR THE COURT

July 15, 2026

Date

Case-law data current through September 30, 2026. Source: CourtListener bulk data.