Last Updated: July 1, 2026

Litigation Details for Purdue Pharma L.P. (Bankr. S.D.N.Y. 2019)


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Purdue Pharma L.P. (Bankr. S.D.N.Y. 2019)

Docket ⤷  Start Trial Date Filed 2019-09-15
Court United States Bankruptcy Court, S.D. New York Date Terminated
Cause Assigned To Sean H. Lane
Jury Demand Referred To
Parties KROLL RESTRUCTURING ADMINISTRATION LLC
Patents 10,125,364; 10,407,434; 6,488,963; 7,423,050; 7,658,945; 7,777,050; 8,269,040; 8,337,888; 8,722,684; 9,023,391; 9,060,976; 9,073,933; 9,522,919
Attorneys Corey William Roush
Firms Arnold & Porter Kaye Scholer LLP
Link to Docket External link to docket
Small Molecule Drugs cited in Purdue Pharma L.P.
The small molecule drugs covered by the patents cited in this case are ⤷  Start Trial , ⤷  Start Trial , ⤷  Start Trial , ⤷  Start Trial , ⤷  Start Trial , ⤷  Start Trial , ⤷  Start Trial , ⤷  Start Trial , and ⤷  Start Trial .

Details for Purdue Pharma L.P. (Bankr. S.D.N.Y. 2019)

Date Filed Document No. Description Snippet Link To Document
2019-09-15 External link to document
2019-09-15 1463 Response to Motion ,412, as U.S. Patent Nos. 8,337,888 (the “’888 patent”); 9,060,976 (the “’976 patent”); and 9,034,376…certain of the Debtors’ patents, including U.S. Patent No. 9,693,961 (“the ’961 Patent”). Shortly after the… Patent 9,693,961 B2 A. Related Proceedings Patent Owner asserted the ’961 patent against…Response, Patent Owner contends that, “transitional” continuation patents such as the ’961 patent are not…before the Patent Trial and Appeal Board (the “PTAB”), seeking a determination that the ’961 patent was invalid External link to document
2019-09-15 1592 Objection to Motion other patents in suit – U.S. Patent Nos. 9,073,933 (“’933 Patent”) and 9,522,919 (“’919 Patent”). These…of one of the Debtors’ patents, U.S. Patent No. 9,693,961 B2 (the “’961 Patent”). Collegium’s Response…’961 Patent — the subject of the PTAB Action — is just one of the patents in suit in the Patent Litigation…Action”) before the United States Patent and Trademark Office’s Patent Trial and Appeal Board (the “PTAB…These patents are not related to the ’961 Patent — they have different specifications, different records External link to document
2019-09-15 2247 Exhibit 15 U.S.P.N.6,488,963) … listable patents may be granted, as issuance of a patent, claim scope, and patent expiration cannot… based upon a pending patent application. • All patents above are also listed in the … noted below - that name was rejected by the Patent and Trademark Office. In order to maintain brand…application for T ARGIN was rejected by the United States Patent and Trademark Office based on similarity External link to document
>Date Filed >Document No. >Description >Snippet >Link To Document

Litigation summary and analysis for: Purdue Pharma L.P. (Bankr. S.D.N.Y. 2019)

Last updated: June 3, 2026

Litigation summary and analysis for Purdue Pharma L.P. | 19-23649

Purdue Pharma L.P. is involved in federal bankruptcy-court and appellate litigation tied to its opioid liabilities. Case number 19-23649 corresponds to Purdue’s bankruptcy-related appeals docket in the U.S. Court of Appeals for the Second Circuit. The litigation centers on confirmation and implementation of a restructuring plan that includes releases for Purdue owners and related parties, with objectors challenging the scope and legality of those releases and other plan terms.

Outcome focus: whether the plan’s third-party releases and related settlement architecture could be confirmed and sustained on appeal, and what risk the appellate record creates for future enforcement, implementation, and settlement reliance.


What court case is Purdue Pharma L.P. 19-23649 and what does it cover?

Short answer: 19-23649 is Purdue’s appeal docket number in the Second Circuit stemming from Purdue’s Chapter 11 restructuring and related bankruptcy-court orders.

Where does it sit in the procedural timeline?

  • Bankruptcy phase: Purdue’s Chapter 11 restructuring and confirmation proceedings.
  • Appellate phase: Appeal(s) taken after confirmation orders, including challenges to releases and other plan elements.
  • Core legal questions: scope of releases, plan compliance with the Bankruptcy Code, and whether the plan can be implemented as confirmed.

What parties typically drive this type of appeal?

  • Debtors: Purdue Pharma L.P. (and related Purdue entities in the restructuring).
  • Plan proponents: Purdue, trustees or plan administrators set by the plan, and settlement parties.
  • Objectors: opioid claimants and certain government entities (and sometimes insurers or claim classes) opposing third-party releases and/or plan confirmation.

(The analysis below focuses on the issues that govern this docket class: third-party releases, confirmation standards, and the enforceability of settlement-driven plan terms.)


What legal issues are Purdue Pharma L.P. 19-23649 objecting to most often?

Short answer: challengers typically attack plan confirmation on the grounds that it unlawfully releases non-debtors, violates statutory limits on releases, or exceeds bankruptcy court authority.

Are non-debtor releases lawful under the Bankruptcy Code?

The central legal fault line is whether a bankruptcy plan may include releases that extend beyond the debtor and to third parties who are not debtors in the case.

Key sub-issues:

  • statutory interpretation of the Bankruptcy Code provisions authorizing plan treatment and discharge mechanics
  • precedent within the Second Circuit on when third-party releases can be approved
  • whether the bankruptcy court’s findings meet the required standard (often framed around necessity, fairness, and specific findings)

What is the “confirmation” standard under this appeal posture?

Appeals generally turn on:

  • standard of review applied to bankruptcy court factual findings and legal conclusions
  • sufficiency of the bankruptcy court record supporting releases and settlement terms
  • compliance of the plan with provisions governing classification, voting, and confirmation

How do settlements factor into the dispute?

The plan architecture in opioid bankruptcy cases often depends on settlement consideration funded through restructuring proceeds. Appeal arguments typically attempt to separate:

  • approval of settlement as part of confirmation from
  • legality of the releases granted in exchange for participation

When does the Purdue 19-23649 litigation matter for exclusivity, settlement implementation, or creditor recovery?

Short answer: its practical impact is on whether the restructuring plan can be implemented and whether released parties obtain finality.

Implementation risk channel

If the appellate court reverses or remands:

  • plan effectiveness can be delayed
  • distributions timing can shift
  • released-party reliance may weaken, leading to reopened disputes
  • leverage can shift for holdout claimants or negotiating parties

Creditor recovery channel

Even where ultimate confirmation stands, appellate posture can affect:

  • settlement funding certainty
  • administrative timelines
  • the breadth of claim preclusion created by the plan

How has the Second Circuit’s approach to third-party releases shaped Purdue Pharma 19-23649?

Short answer: the legal validity of third-party releases depends on Second Circuit precedent and the bankruptcy court’s compliance with that framework.

What does “Second Circuit precedent” typically require for release approval?

In jurisdictions that allow third-party releases, courts generally require robust findings that:

  • the releases are necessary or integral to the reorganization
  • the releases are fair and equitable
  • there is sufficient consideration and a link to the plan’s restructuring
  • impacted stakeholders receive due process through notice and opportunity to object

Litigation posture: what the appellate court can do

Depending on the record, appellate outcomes usually fall into:

  • affirmance: releases stand; plan implementation proceeds
  • vacatur/remand: bankruptcy court must redo findings or adjust plan terms
  • reversal: releases invalidated, forcing major restructuring adjustments

What is the procedural posture and key milestones for Purdue Pharma L.P. 19-23649?

Short answer: the docket reflects appellate review after bankruptcy plan confirmation. Milestones are driven by:

  • briefing and oral argument in the Second Circuit
  • issuance of appellate decisions
  • remand or final mandate issuance enabling or constraining plan implementation

Practical milestone checklist for this docket class

  • confirmation order entered by bankruptcy court
  • notice of appeal filed for objecting parties
  • appellate briefing and argument focused on release legality and confirmation findings
  • appellate decision on whether releases and plan terms survive

How does Purdue 19-23649 compare with other opioid bankruptcy appellate challenges?

Short answer: it tracks the main opioid bankruptcy appeal pattern: third-party releases and settlement finality were the dominant issues across Purdue-type restructurings.

Comparative issue map: Purdue-style appeals vs. other opioid bankruptcies

  • objectors seek to invalidate broad releases as exceeding Bankruptcy Code authority
  • appellate courts are asked to harmonize reorganization goals with limits on discharge
  • plan implementation hinges on finality of releases and settlement consideration

What differs across cases

  • the specific plan terms and the scope of releases
  • the factual record developed at confirmation
  • the participation structure for settlements and claim classes
  • the identities of released third parties and the nature of their consideration ties to the plan

What regulatory and commercial consequences follow from Purdue Pharma 19-23649 outcomes?

Short answer: the appellate result affects bankruptcy-enforced finality for opioid liability settlements, which in turn affects insurer recoveries, claim settlement funding, and the long-run liability exposure profile of any surviving Purdue-related entities.

Commercial consequence channel

  • certainty of liability landscape for Purdue and Purdue stakeholders
  • impact on remaining litigation settlement bargaining
  • changes in asset availability for distributions

Regulatory consequence channel

Bankruptcy-related liability resolution can indirectly affect:

  • litigation that may influence enforcement posture in opioid-related cases
  • the credibility and durability of settlement structures relied upon by claimants

How strong is the patent and IP shield around Purdue’s opioid product claims in this docket?

Short answer: 19-23649 is not patent litigation. It is bankruptcy restructuring litigation. It does not turn on patent validity or infringement.

Why patent strength is not the driver here

  • Purdue’s opioid risk is mass tort and settlement-driven
  • this docket is about plan confirmation legality and release enforceability
  • patent estates are not the controlling issue in an appeal over bankruptcy confirmation

What generic entry risks exist for Purdue products tied to this litigation?

Short answer: none are created directly by 19-23649 as a bankruptcy appeal. Generic entry risk for Purdue products is driven by patent status, Orange Book listings, FDA approvals, and exclusivity, not bankruptcy confirmation.

Separate but related diligence categories

  • Orange Book exclusivity and patent term for specific Purdue-branded opioid formulations
  • litigation in Hatch-Waxman or state-law product liability contexts
  • FDA regulatory status and any product withdrawals or labeling changes

(This docket is a liability resolution matter, not an ANDA/BLA exclusivity decision.)


What is the Orange Book status relevance to Purdue Pharma L.P. 19-23649?

Short answer: limited. Orange Book status concerns FDA approval and exclusivity for drugs, while 19-23649 concerns bankruptcy plan confirmation and releases.

What linkage matters in practice

  • the restructuring can affect the business continuity of branded product manufacture and settlement funding
  • it does not change the legal framework for FDA exclusivity or patent listings

What settlement and release enforcement issues are likely implicated by Purdue 19-23649?

Short answer: the enforceability of plan releases and their effect on future suits is the enforcement hinge.

Enforcement questions that drive post-appeal disputes

  • whether claims are barred by release language
  • whether parties can argue the release does not cover their claims
  • whether objectors can circumvent release scope through different pleadings

Litigation leverage after appeal

If appellate courts narrow or invalidate releases:

  • objectors may resume or refile litigation
  • defendants may face increased exposure in residual cases
  • settlement value may compress

Key Takeaways

  • Case identity: Purdue Pharma L.P. | 19-23649 is an appellate docket tied to Purdue’s Chapter 11 restructuring confirmation, centered on the lawfulness and scope of plan-based releases.
  • Primary legal issue: whether the bankruptcy plan’s third-party releases and confirmation record comply with the Bankruptcy Code and governing Second Circuit standards.
  • Business impact: appellate outcomes drive the certainty and timing of restructuring implementation and settlement finality, which affects creditor recoveries and released-party reliance.
  • Not a patent/IP docket: it does not adjudicate patent validity or FDA exclusivity; generic entry risk is not created directly by this appeal.

FAQs

1) Is Purdue Pharma L.P. 19-23649 an ANDA or Hatch-Waxman case?

No. It is bankruptcy restructuring appellate litigation tied to plan confirmation, not FDA ANDA exclusivity or patent infringement.

2) Does 19-23649 affect Purdue drug patents or Orange Book exclusivity?

It does not directly change patent validity or Orange Book-listed exclusivities. Its effect is on bankruptcy settlement finality and release enforceability.

3) What happens to the Purdue reorganization plan if the Second Circuit reverses in 19-23649?

The plan can be vacated or remanded, requiring additional findings or plan modifications, which delays final implementation and shifts settlement leverage.

4) Who are the typical objectors in Purdue-style bankruptcy appeals?

Often opioid claimants and governmental entities that oppose broad non-debtor releases and challenge confirmation compliance.

5) Can future lawsuits proceed if third-party releases are narrowed or invalidated?

Yes. If releases are narrowed or held invalid, claims that would have been barred may continue, subject to the remaining release scope and claim preclusion doctrines.


References

  1. U.S. Court of Appeals for the Second Circuit. Case docket: Purdue Pharma L.P., 19-23649 (bankruptcy appeal).

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