IP Verse

Pfizer Inc. v. Prinston Pharmaceutical Inc. - 1:25-cv-01202

Pfizer Inc. v. Prinston Pharmaceutical Inc. (Case No. 1:25-cv-01202), filed on Sep 26, 2025 in the District Court, D. Delaware involving patent infringement. This case involves patent infringement claims between the parties. Explore details about the litigants, key filings, and major docket updates.

Case Details

Case Number
1:25-cv-01202
Filing Date
Sep 26, 2025
Cause of Action
Patent Infringement
Status
-
Court
District Court, D. Delaware
Nature of Suit
Patent - Abbreviated New Drug Application(ANDA)

Parties Involved

The following parties are involved in this case, with their respective legal representatives for the case.

NameRepresented By
PF PRISM C.V. -
Prinston Pharmaceutical Inc. -
PBG Puerto Rico LLC -
C.P. Pharmaceuticals International C.V. -
Pfizer Inc. -

Patents Involved

Patents not found - set an alert to get notified when patents are added.

Docket Entries

The Docket Entries section provides a chronological list of all significant filings and court actions in this case.

DateDocket EntryType

Set alerts for critical docket entry

Sep 26, 2025COMPLAINT filed for Patent Infringement against Prinston Pharmaceutical Inc. ( Filing fee $ 405, receipt number ADEDC-4799051.) - filed by Pfizer Inc., C.P. Pharmaceuticals International C.V., PBG Puerto Rico LLC, PF PRISM IMB B.V., PF PRISM C.V. (Attachments: # 1 Exhibit A, # 2 Civil Cover Sheet)(mrr) (Entered: 09/29/2025)PACER Document
Sep 26, 2025Supplemental information for patent cases involving an Abbreviated New Drug Application (ANDA) - Date Patentee(s) Received Notice: 07/22/2025. Date of Expiration of Patent: 12/08/2025.Thirty Month Stay Deadline: 6/8/2026. (mrr) (Entered: 09/29/2025)PACER Document
Sep 26, 2025Report to the Commissioner of Patents and Trademarks for Patent/Trademark Number(s) RE41,783 E. (mrr) (Entered: 09/29/2025)PACER Document