BioDelivery Sciences International, Incorporated et al v. Ascent Pharmaceuticals, Inc.
Plaintiff: BioDelivery Sciences International, Inc. and Arius Two, Inc.
Defendant: Ascent Pharmaceuticals, Inc.
Case Number: 1:2026cv00871
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 271 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 Filing 6 Summons Issued as to Ascent Pharmaceuticals, Inc. on 7/17/2026. (lah)
July 16, 2026 Filing 5 Disclosure Statement pursuant to Rule 7.1: identifying Corporate Parent BioDelivery Sciences International, Inc. for Arius Two, Inc.; Corporate Parent Collegium Pharmaceutical, Inc. for BioDelivery Sciences International, Inc. - filed by Arius Two, Inc., BioDelivery Sciences International, Inc. (lah)
July 16, 2026 Filing 4 Report to the Commissioner of Patents and Trademarks for Patent/Trademark Number(s) 9,901,539 B2. (lah)
July 16, 2026 Filing 3 Supplemental information for patent cases involving an Abbreviated New Drug Application (ANDA) - Date Patentee(s) Received Notice: 6/4/2026. Date of Expiration of Patent: 12/21/2032.Thirty Month Stay Deadline: 12/4/2028. (lah)
July 16, 2026 Filing 2 Notice, Consent and Referral forms re: U.S. Magistrate Judge jurisdiction. (lah)
July 16, 2026 Filing 1 COMPLAINT for Patent Infringement against Ascent Pharmaceuticals, Inc. (Filing fee $405, receipt number ADEDC-5018335) - filed by BioDelivery Sciences International, Inc., Arius Two, Inc. (Attachments: #1 Exhibit A, #2 Civil Cover Sheet) (lah)

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Plaintiff: BioDelivery Sciences International, Inc.
Represented By: Anthony David Raucci
Represented By: Jeremy A. Tigan
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Plaintiff: Arius Two, Inc.
Represented By: Anthony David Raucci
Represented By: Jeremy A. Tigan
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Defendant: Ascent Pharmaceuticals, Inc.
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