Amgen Inc. v. Mizner
Plaintiff: AMGEN INC., IMMUNEX CORPORATION and AMGEN MANUFACTURING LTD. LLC
Defendant: GAIL MIZNER, MD, in her official capacity as Chair of the Colorado Prescription Drug Affordability Review Board, SAMI DIAB, MD, in his official capacity as a member of the Colorado Prescription Drug Affordability Review Board, AMARYLIS GUTIERREZ, PharmD, in her official capacity as a member of the Colorado Prescription Drug Affordability Review Board, CATHERINE HARSHBARGER, in her official capacity as a member of the Colorado Prescription Drug Affordability Review Board, JAMES JUSTIN VANDENBERG, PharmD, in his official capacity as a member of the Colorado Prescription Drug Affordability Review Board, MICHAEL CONWAY, in his official capacity as Commissioner of the Colorado Division of Insurance and PHILIP WEISER, in his official capacity as Attorney General of the State of Colorado
Case Number: 26-2111
Filed: August 4, 2026
Court: U.S. Court of Appeals, Federal Circuit
Nature of Suit: Const. of State Statutes (Fed. Qst.)
Docket Report

This docket was last retrieved on August 6, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
August 6, 2026 Filing 3 Official caption revised to include the Defendants' party texts. (see attached). Service as of this date by the Clerk of Court. [1184404] [IMH] [Entered: 08/06/2026 08:48 AM]
August 5, 2026 Filing 2 Entry of Appearance for Paul Alessio Mezzina; Ashley C. Parrish; Nicholas Mecsas-Faxon as counsel for Appellees Amgen Inc., Amgen Manufacturing Ltd. LLC and Immunex Corporation. Service: 08/05/2026 by email. [1184177] [26-2111] [Paul Mezzina] [Entered: 08/05/2026 10:45 AM]
August 4, 2026 Filing 1 Appeal docketed. Received: 07/31/2026. [1183918] Entry of Appearance is due on 08/18/2026. Certificate of Interest is due on 08/18/2026. Docketing Statement is due on 08/18/2026. Appellant's brief is due on 10/05/2026. [IMH] [Entered: 08/04/2026 02:55 PM]

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Search for this case: Amgen Inc. v. Mizner
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Plaintiff: AMGEN INC.
Represented By: Ashley Charles Parrish
Represented By: Nicholas Mecsas-Faxon
Represented By: Paul Alessio Mezzina
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Plaintiff: IMMUNEX CORPORATION
Represented By: Ashley Charles Parrish
Represented By: Nicholas Mecsas-Faxon
Represented By: Paul Alessio Mezzina
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Plaintiff: AMGEN MANUFACTURING LTD. LLC
Represented By: Ashley Charles Parrish
Represented By: Nicholas Mecsas-Faxon
Represented By: Paul Alessio Mezzina
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Defendant: GAIL MIZNER, MD, in her official capacity as Chair of the Colorado Prescription Drug Affordability Review Board
Represented By: Pawan Nelson
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Defendant: SAMI DIAB, MD, in his official capacity as a member of the Colorado Prescription Drug Affordability Review Board
Represented By: Pawan Nelson
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Defendant: AMARYLIS GUTIERREZ, PharmD, in her official capacity as a member of the Colorado Prescription Drug Affordability Review Board
Represented By: Pawan Nelson
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Defendant: CATHERINE HARSHBARGER, in her official capacity as a member of the Colorado Prescription Drug Affordability Review Board
Represented By: Pawan Nelson
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Defendant: JAMES JUSTIN VANDENBERG, PharmD, in his official capacity as a member of the Colorado Prescription Drug Affordability Review Board
Represented By: Pawan Nelson
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Defendant: MICHAEL CONWAY, in his official capacity as Commissioner of the Colorado Division of Insurance
Represented By: Pawan Nelson
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Defendant: PHILIP WEISER, in his official capacity as Attorney General of the State of Colorado
Represented By: Pawan Nelson
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