Purdue Pharma, LP v. Collegium Pharmaceutical, Inc

Court

District Court, D. Massachusetts (D. Mass.)
Official Court Website →

Assigned judge

F. Dennis Saylor, IV · 2,528 cases in index

Docket number

1:21-cv-10598

Cause

35:271 Patent Infringement
35 U.S.C. § 271 — Patent infringement

Nature of suit

830 Patent
Infringement of a patented invention.

Jurisdiction

Federal Question

Jury demand

Plaintiff

Date filed

04/09/2021

2,287 Patent cases in this court are indexed here.

Parties

• plaintiff · Purdue Pharma LP · 516 cases
• defendant · Collegium Pharmaceutical, Inc Pharmaceuticals & Biotechnology · 19 cases

Part of a Larger Litigation Pattern

This is one of 20 Patent cases in our index naming Collegium Pharmaceutical, Inc — a possible mass-tort or coordinated-litigation cluster.

• Collegium Pharmaceutical, Inc v. Teva Pharmaceuticals USA Inc
  District Court, D. DelawareFiled 05/09/2019
• Purdue Pharma L.P., Et Al v. Collegium Pharmaceutical, Inc
  District Court, D. MassachusettsFiled 10/06/2017
• Purdue Pharma L.P v. Collegium Pharmaceutical, Inc. - <b><font color=\red\">DO Not Docket in This Case. All Entries Are to Be Made in the Lead Case 15-CV-13099-FDS </Font></B>"
  District Court, D. MassachusettsFiled 09/21/2017
• Purdue Pharma L.P v. Collegium Pharmaceutical, Inc
  District Court, D. MassachusettsFiled 04/21/2017
• Purdue Pharma, L.P v. Collegium Pharmaceutical, Inc
  District Court, D. MassachusettsFiled 06/10/2016
• Purdue Pharma L.P v. Collegium Pharmaceutical, Inc
  District Court, D. MassachusettsFiled 11/06/2015

About Patent Lawsuits

Patent lawsuits allege infringement of a patented invention — that another party made, used, or sold a protected technology without authorization. These cases are common in technology and pharmaceutical industries.

Frequently Asked Questions

What is Purdue Pharma, LP v. Collegium Pharmaceutical, Inc?

Purdue Pharma, LP v. Collegium Pharmaceutical, Inc is a federal patent lawsuit filed on 04/09/2021 in the District Court, D. Massachusetts. The case is currently open in the federal court system. Patent lawsuits allege infringement of a patented invention — that another party made, used, or sold a protected technology without authorization. These cases are common in technology and pharmaceutical industries.

What type of case is this?

It is classified as “Patent” under the federal nature-of-suit system. Patent lawsuits allege infringement of a patented invention — that another party made, used, or sold a protected technology without authorization. These cases are common in technology and pharmaceutical industries.

What court is the case in?

The case is in the District Court, D. Massachusetts, docket number 1:21-cv-10598.

When was the case filed?

Purdue Pharma, LP v. Collegium Pharmaceutical, Inc was filed on 04/09/2021. The case is currently open.

What law is the case brought under?

The docket lists the cause as 35 U.S.C. § 271 — Patent infringement.