Astellas Pharma Inc. et al v. Somerset Therapeutics, LLC et al
Plaintiff: Astellas Pharma Inc., Astellas US LLC and Astellas Pharma US, Inc.
Defendant: Somerset Therapeutics, LLC, Somerset Pharma, LLC, Somerset Therapeutics Private Limited and Odin Pharmaceuticals, LLC
Case Number: 1:2026cv00872
Filed: July 16, 2026
Court: U.S. District Court for the District of Delaware
Nature of Suit: Patent - Abbreviated New Drug Application(ANDA)
Cause of Action: 35 U.S.C. ยง 1 Patent Infringement
Jury Demanded By: None
Docket Report

This docket was last retrieved on July 17, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
July 17, 2026 No Summons Issued. (scs)
July 16, 2026 Filing 5 Disclosure Statement pursuant to Rule 7.1: identifying Corporate Parent Astellas US Holding, Inc. and Other Affiliates Astellas Pharma Inc. and Astellas US Holding, Inc. for Astellas Pharma US, Inc., Astellas US LLC, filed by Astellas Pharma Inc., Astellas Pharma US, Inc., Astellas US LLC. (scs)
July 16, 2026 Filing 4 Report to the Commissioner of Patents and Trademarks for Patent/Trademark Number(s) 10,206,879; 10,603,280. (scs)
July 16, 2026 Filing 3 Supplemental information for patent cases involving an Abbreviated New Drug Application (ANDA) - Date Patentee(s) Received Notice: June 8, 2026. Date of Expiration of Patent: September 14, 2027.Thirty Month Stay Deadline: 9/14/2027. (scs)
July 16, 2026 Filing 2 Notice, Consent and Referral forms re: U.S. Magistrate Judge jurisdiction. (scs)
July 16, 2026 Filing 1 COMPLAINT for Patent Infringement against Odin Pharmaceuticals, LLC, Somerset Pharma, LLC, Somerset Therapeutics Private Limited, Somerset Therapeutics, LLC (Filing fee $ 405, receipt number ADEDC-5018382) - filed by Astellas Pharma US, Inc., Astellas Pharma Inc., Astellas US LLC. (Attachments: #1 Exhibit A, #2 Exhibit B, #3 Civil Cover Sheet)(scs)

Access additional case information on PACER

Use the links below to access additional information about this case on the U.S. Court's PACER system. A subscription to PACER is required.

Access this case on the Delaware District Court's Electronic Court Filings (ECF) System

Search for this case: Astellas Pharma Inc. et al v. Somerset Therapeutics, LLC et al
Search News [ Google News | Marketwatch | Wall Street Journal | Financial Times | New York Times ]
Search Web [ Unicourt | Legal Web | Google | Bing | Yahoo | Ask ]
Plaintiff: Astellas Pharma Inc.
Represented By: Alexandra M. Joyce
Represented By: Daniel M. Silver
Search News [ Google News | Marketwatch | Wall Street Journal | Financial Times | New York Times ]
Search Finance [ Google Finance | Yahoo Finance | Hoovers | SEC Edgar Filings ]
Search Web [ Justia Dockets | Legal Web | Google | Bing | Yahoo | Ask ]
Plaintiff: Astellas US LLC
Represented By: Alexandra M. Joyce
Represented By: Daniel M. Silver
Search News [ Google News | Marketwatch | Wall Street Journal | Financial Times | New York Times ]
Search Finance [ Google Finance | Yahoo Finance | Hoovers | SEC Edgar Filings ]
Search Web [ Justia Dockets | Legal Web | Google | Bing | Yahoo | Ask ]
Plaintiff: Astellas Pharma US, Inc.
Represented By: Alexandra M. Joyce
Represented By: Daniel M. Silver
Search News [ Google News | Marketwatch | Wall Street Journal | Financial Times | New York Times ]
Search Finance [ Google Finance | Yahoo Finance | Hoovers | SEC Edgar Filings ]
Search Web [ Justia Dockets | Legal Web | Google | Bing | Yahoo | Ask ]
Defendant: Somerset Therapeutics, LLC
Search News [ Google News | Marketwatch | Wall Street Journal | Financial Times | New York Times ]
Search Finance [ Google Finance | Yahoo Finance | Hoovers | SEC Edgar Filings ]
Search Web [ Justia Dockets | Legal Web | Google | Bing | Yahoo | Ask ]
Defendant: Somerset Pharma, LLC
Search News [ Google News | Marketwatch | Wall Street Journal | Financial Times | New York Times ]
Search Finance [ Google Finance | Yahoo Finance | Hoovers | SEC Edgar Filings ]
Search Web [ Justia Dockets | Legal Web | Google | Bing | Yahoo | Ask ]
Defendant: Somerset Therapeutics Private Limited
Search News [ Google News | Marketwatch | Wall Street Journal | Financial Times | New York Times ]
Search Finance [ Google Finance | Yahoo Finance | Hoovers | SEC Edgar Filings ]
Search Web [ Justia Dockets | Legal Web | Google | Bing | Yahoo | Ask ]
Defendant: Odin Pharmaceuticals, LLC
Search News [ Google News | Marketwatch | Wall Street Journal | Financial Times | New York Times ]
Search Finance [ Google Finance | Yahoo Finance | Hoovers | SEC Edgar Filings ]
Search Web [ Justia Dockets | Legal Web | Google | Bing | Yahoo | Ask ]

Disclaimer: Justia Dockets & Filings provides public litigation records from the federal appellate and district courts. These filings and docket sheets should not be considered findings of fact or liability, nor do they necessarily reflect the view of Justia.


Why Is My Information Online?