Amneal Pharmaceuticals LLC et al v. Alembic Pharmaceuticals Ltd. et al
Plaintiff: Amneal Pharmaceuticals LLC and Impax Laboratories, LLC
Defendant: Alembic Pharmaceuticals Ltd. and Alembic Pharmaceuticals, Inc.
Case Number: 1:2026cv00798
Filed: July 2, 2026
Court: U.S. District Court for the District of Delaware
Presiding Judge: Jennifer L Hall
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 9, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
July 9, 2026 Filing 11 WAIVER OF SERVICE returned executed by Amneal Pharmaceuticals LLC, Impax Laboratories, LLC: For Alembic Pharmaceuticals Ltd. waiver sent on 7/8/2026, answer due 9/8/2026. (Levine, James Harry)
July 9, 2026 Filing 10 WAIVER OF SERVICE returned executed by Impax Laboratories, LLC, Amneal Pharmaceuticals LLC: For Alembic Pharmaceuticals, Inc. waiver sent on 7/8/2026, answer due 9/8/2026. (Levine, James Harry)
July 9, 2026 Filing 9 Pro Hac Vice Fee - Credit Card Payment received for Andrew P. Zappia, Bryan C. Smith, Alan B. Clement, and L. Andrew Tseng. ( re #8 MOTION for Pro Hac Vice Appearance of Attorney Andrew P. Zappia, Bryan C. Smith, Alan B. Clement and L. Andrew Tseng )( Payment of $ 200, receipt number ADEDC-5012173).(Levine, James Harry)
July 9, 2026 Filing 8 MOTION for Pro Hac Vice Appearance of Attorney Andrew P. Zappia, Bryan C. Smith, Alan B. Clement and L. Andrew Tseng - filed by Amneal Pharmaceuticals LLC, Impax Laboratories, LLC. (Levine, James Harry)
July 9, 2026 Opinion or Order SO ORDERED, re #8 Motion for Pro Hac Vice Appearance of Attorney Andrew P. Zappia, Bryan C. Smith, Alan B. Clement and L. Andrew Tseng filed by Impax Laboratories, LLC, Amneal Pharmaceuticals LLC. Ordered by Judge Jennifer L. Hall on 7/9/2026. (ceg)
July 8, 2026 Case Assigned to Judge Jennifer L. Hall. Please include the initials of the Judge (JLH) after the case number on all documents filed. (alb)
July 6, 2026 Filing 7 Summons Issued as to Alembic Pharmaceuticals Ltd. on 7/6/2026; Alembic Pharmaceuticals, Inc. on 7/6/2026. (Attachments: #1 Summons Issued)(mpb)
July 6, 2026 CORRECTING ENTRY: The Docket text of D.I. #6 has been modified to reflect the corrected identification of the Corporate Parent and Other Affiliate for Impax Laboratories, LLC. (mpb)
July 2, 2026 Filing 6 Disclosure Statement pursuant to Rule 7.1: identifying Corporate Parent Amneal Pharmaceuticals LLC and Other Affiliate Amneal Pharmaceuticals, Inc. for Impax Laboratories, LLC - filed by Impax Laboratories, LLC. (mpb) Modified on 7/6/2026 (mpb).
July 2, 2026 Filing 5 Disclosure Statement pursuant to Rule 7.1: identifying Corporate Parent Amneal Pharmaceuticals, Inc. for Amneal Pharmaceuticals LLC - filed by Amneal Pharmaceuticals LLC. (mpb)
July 2, 2026 Filing 4 Report to the Commissioner of Patents and Trademarks for Patent/Trademark Number(s) US 10,098,845; US 10,292,935; US 10,688,058; US 10,973,769 ; US 10,987,313; US 11,357,733 ; US 11,622,941; US 11,666,538; US 12,064,521; US 12,178,918; US 12,403,099; US 12,491,164; US 11,986,449; US 12,109,185; US 12,194,150; US 12,201,596; US 12,303,482; US 12,370,163; US 12,447,139; US 12,453,710; US 12,458,616; US 12,128,141; US 12,178,919; US 12,274,793; US 12,303,605; US 12,263,148; US 12,295,931; US 12,303,481; US 12,263,149. (mpb)
July 2, 2026 Filing 3 Supplemental information for patent cases involving an Abbreviated New Drug Application (ANDA) - Date Patentee(s) Received Notice: 5/26/2026. Date of Expiration of Patent(s): 10/7/2034 for US 10,098,845, US 10,292,935, US 10,688,058, US 10,973,769, US 10,987,313, US 11,357,733, US 11,622,941, US 11,666,538, US 12,064,521, US 12,178,918, US 12,403,099, US 12,491,164, US 12,128,141, US 12,178,919, US 12,274,793, US 12,303,605; 12/21/2041 for US 11,986,449, US 12,109,185; US 12,194,150, US 12,201,596, US 12,303,482, US 12,370,163, US 12,447,139, US 12,453,710, US 12,458,616, US 12,263,148, US 12,295,931, US 12,303,481, and US 12,263,149.Thirty Month Stay Deadline: 11/26/2028. (mpb)
July 2, 2026 Filing 2 Notice, Consent and Referral forms re: U.S. Magistrate Judge jurisdiction. (mpb)
July 2, 2026 Filing 1 COMPLAINT for Patent Infringement against Alembic Pharmaceuticals Ltd., Alembic Pharmaceuticals, Inc. (Filing fee $ 405, receipt number ADEDC-5007400) - filed by Impax Laboratories, LLC, Amneal Pharmaceuticals LLC. (Attachments: #1 Exhibit 1, #2 Exhibit 2, #3 Exhibit 3, #4 Exhibit 4, #5 Exhibit 5, #6 Exhibit 6, #7 Exhibit 7, #8 Exhibit 8, #9 Exhibit 9, #10 Exhibit 10, #11 Exhibit 11, #12 Exhibit 12, #13 Exhibit 13, #14 Exhibit 14, #15 Exhibit 15, #16 Exhibit 16, #17 Exhibit 17, #18 Exhibit 18, #19 Exhibit 19, #20 Exhibit 20, #21 Exhibit 21, #22 Exhibit 22, #23 Exhibit 23, #24 Exhibit 24, #25 Exhibit 25, #26 Exhibit 26, #27 Exhibit 27, #28 Exhibit 28, #29 Exhibit 29, #30 Civil Cover Sheet)(mpb)

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Plaintiff: Amneal Pharmaceuticals LLC
Represented By: James Harry Stone Levine
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Plaintiff: Impax Laboratories, LLC
Represented By: James Harry Stone Levine
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Defendant: Alembic Pharmaceuticals Ltd.
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Defendant: Alembic Pharmaceuticals, Inc.
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