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Boehringer Ingelheim v. Mankind Pharma — ANDA Patent Consent Judgment | PatSnap
Patent Litigation

Boehringer Ingelheim v. Mankind Pharma: Consent Judgment After 1,285-Day ANDA Dispute

Boehringer Ingelheim filed suit against Mankind Pharma and Lifestar Pharma in Delaware over four pharmaceutical composition patents, including US10258637B2, asserting infringement via Mankind's ANDA products. The litigation concluded on February 14, 2023, with a court-entered consent judgment declaring the patents valid, enforceable, and infringed, and enjoining Mankind through patent expiry.

Resolution time
1285days
1,285 days from filing to consent judgment — a multi-year ANDA dispute resolved without trial
Patents asserted
1
US10258637B2 — pharmaceutical composition, methods for treating and uses thereof; plus three further patents ('998, '637, '323) asserted
Outcome
Consent Judgment
Court-entered judgment on agreed terms; patents declared valid, enforceable, and infringed; Mankind enjoined through expiry
Cost ruling
No Costs Awarded
Consent judgment expressly states no costs, disbursements, or attorneys' fees awarded to any party
Published by PatSnap Insights Team · Verified by PatSnap Eureka Data
Case overview

ANDA Patent Battle Ends in Consent Judgment Protecting Boehringer's Portfolio

Boehringer Ingelheim Corporation and Boehringer Ingelheim International GmbH (collectively, Boehringer) filed suit on August 9, 2019, in the U.S. District Court for the District of Delaware against Mankind Pharma Ltd. and Lifestar Pharma LLC. The action was an ANDA infringement case asserting that Mankind's proposed generic products infringed four pharmaceutical composition patents: the '957, '998, '637, and '323 patents, including US10258637B2 (Application No. 15/918,401). The case was assigned to Judge Colm F. Connolly.

The recorded basis of termination is a Consent Judgment, entered by the court on February 14, 2023. The docket order declares the four asserted patents valid, enforceable, and infringed by the Mankind ANDA products, and permanently enjoins Mankind and its affiliates, successors, and assigns from making, using, selling, offering to sell, or importing those products in the United States through the expiration of all four patents, including any patent term extension, adjustment, or pediatric exclusivity. The complaints in the related actions — Civil Action Nos. 18-1689-CFC, 19-1498-CFC, and 21-1766-CFC — are dismissed without prejudice and without costs to any party. The court retains jurisdiction to enforce the consent judgment and any related agreements.

The case ran for 1,285 days before reaching resolution, a duration consistent with complex Hatch-Waxman ANDA litigation in Delaware. The consent judgment's structure — incorporating an injunction through patent expiry with retained court jurisdiction and an express provision allowing Boehringer to seek modification for additional regulatory exclusivities — suggests the parties reached a comprehensive resolution covering multiple related actions simultaneously. The specific terms of any related agreements between the parties are not disclosed in the available public record.

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Case at a glance
CourtDelaware District Court
JudgeColm F. Connolly
FiledAugust 9, 2019
ClosedFebruary 14, 2023
Duration1285 days
OutcomeConsent Judgment
Verdict causeInfringement Action
BasisConsent Judgment
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Case timeline

Filing to Consent Judgment in 1285 days

1,285 days from filing to consent judgment — a multi-year ANDA dispute resolved without trial

Case timeline: Complaint filed AUG 9 2019 — 1285 days total Horizontal timeline showing the three key events in Boehringer-Ingelheim v Mankind Pharma, Ltd. from filing to resolution. Source: PACER, Delaware District Court. AUG 9 2019 Complaint filed Pre-trial proceedings FEB 14 2023 Consent Judgment 1285 DAYS TOTAL
Patent at issue

US10258637B2 — Pharmaceutical Composition, Methods for Treating and Uses Thereof

Publication No.US10258637B2
Application No.US15/918401
Patent details
ProductPharmaceutical composition, methods for treating and uses thereof
Cited in actionAugust 9, 2019
Technical brief · sourced from PatSnap patent database
US10258637B2Primary patent
Patent figurePatent figure
Technology summary
Empagliflozin addresses the limitations of existing treatments for type 2 diabetes in patients with renal impairment by improving glycemic control and reducing diabetes progression in patients with renal impairment, providing a safer and more effective option for managing metabolic disorders.
Representative claim (1 of 4 independent)
1. A method for improving glycemic control in a patient with type 2 diabetes mellitus comprising administering empagliflozin to the patient if the eGFR of the patient is ≥45 ml/min/1.73 m 2 and 2 , wherein empagliflozin is administered orally in a total daily amount of 5 mg, 10 mg, 12.5 mg or 25 mg, wherein the glycemic control in said patient is improved, and discontinuing empagliflozin if the eGFR of the patient falls below 45 ml/min/1.73 m 2 .
Technical background
TECHNICAL FIELD OF THE INVENTION The present invention relates to certain SGLT-2 inhibitors for treating and/or preventing metabolic disorders, such as type 2 or type 1 diabetes mellitus or pre-diabetes, in patients with renal impairment or chronic kidney disease (CDK). BACKGROUND OF THE INVENTION Diabetes is a major public health problem, with a prevalence that is expected to reach 552 million people worldwide by 2030. Type 2 diabetes mellitus (T2DM) accounts for 90% of all diabetes cases. Most medications for the…
Patent family
23 family members across 13 jurisdictions (US, HU, HR, ES, PH, JP, IL, CL, TR, NZ, CY, PT)
PatSnap Eureka · FTO Search Agent
Should you run an FTO analysis against US10258637B2?

Any pharmaceutical company developing or commercialising products in the same composition or therapeutic-use space as the Mankind ANDA products should treat US10258637B2 — and the co-asserted '998, '637, and '323 patents — as active freedom-to-operate risks. The consent judgment's finding of validity and infringement, combined with an injunction running through patent expiry, confirms these patents are litigation-tested and court-validated. Generic manufacturers, 505(b)(2) applicants, and branded competitors should conduct FTO review before progressing ANDA or NDA filings in this space.

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Official verdict

Official order — verbatim text

IT IS HEREBY ORDERED, ADJUDGED AND DECREED that: 1. This Court has jurisdiction over the subject matter of this action and has personal jurisdiction over the parties. 2. The 957, ’998,°637, and ‘323 patents are valid, enforceable, and infringed by the Mankind ANDA Products. 3. Unless specifically authorized or otherwise modified between the parties, Mankind, including any of its successors and assigns, is enjoined from making, having made, using, selling, offering to sell, or importing the Mankind ANDA Products in the United States, on its own or through any Affiliate, officer, agent, servant, or employee, or through any person in concert or coordination with Mankind or its Affiliates, through and until the expiration of the *957 Patent, the ’998 Patent, the 637 Patent, and the ‘323 Patent including any patent term extension, patent term adjustment, or pediatric exclusivity. If Boehringer becomes entitled to any other regulatory exclusivities that are not referenced herein, Boehringer may apply to the Court for modification of the consent judgment to incorporate such specified exclusivity. Case 1:19-cv-01498-CFC Document 15 Filed 02/14/23 Page 5 of 6 PagelD #: 126 4. This Court retains jurisdiction to enforce performance under this Consent Judgment and any related agreement(s). The Parties agree that, in the event of violation of the terms of this Consent Judgment or any related agreement(s), this Court has personal jurisdiction over the parties and venue for an action to enforce performance under this Consent Judgment, including for a preliminary injunction against the breaching conduct and the Parties hereby waive any and all defenses based on lack of personal jurisdiction or venue, 5. The Complaints in Civil Action Nos. 18-1689-CFC (D. Del.), 19-1498- CFC (D. Del.), and 21-1766-CFC (D. Del.), and all remaining claims, counterclaims, or affirmative defenses in these actions, are dismissed without prejudice and without costs, disbursements, or attorneys’ fees to any party.
Source: PACER Docket, Case 1:19-cv-01498, Delaware District Court

The consent judgment order is unusually detailed for a negotiated resolution: it contains explicit judicial findings that the four asserted patents are valid, enforceable, and infringed — language that goes beyond a typical procedural dismissal. The court's retention of jurisdiction to enforce performance, combined with the injunction running through patent expiry and the provision for incorporating future exclusivities, suggests the order is designed to function as a durable enforcement instrument, not merely a case-closing mechanism. The specific terms of any related party agreements referenced in paragraph 4 are not disclosed in the available public record.

PACER case 1:19-cv-01498 · Public docket record Explore in Eureka ↗
Judgment terms

Consent judgment: what the agreed resolution means for both parties

Legal mechanism

A consent judgment is a binding, court-entered final order on agreed terms

A consent judgment is not merely a private settlement — it is a formal court order that carries the full force of a judicial judgment. Here, the Delaware District Court entered the parties' agreed terms as a binding decree, declaring the four patents valid, enforceable, and infringed, and permanently enjoining Mankind. The court expressly retains jurisdiction to enforce performance, including the ability to issue preliminary injunctions for any breach.

Court-entered final order
Patent holder outcome

Boehringer secures an injunction blocking Mankind's ANDA products through patent expiry

The consent judgment delivers Boehringer a judicially confirmed injunction preventing Mankind and its affiliates, successors, and assigns from commercialising the challenged ANDA products in the U.S. through the expiration of all four patents, including any term extensions and pediatric exclusivity. Boehringer also obtained a provision allowing it to return to court to incorporate any additional regulatory exclusivities it may later qualify for, strengthening its long-term enforcement position.

Injunction through patent expiry
Defendant outcome

Mankind is enjoined from U.S. commercialisation of the ANDA products through expiry

Under the consent judgment, Mankind Pharma and its co-defendant Lifestar Pharma are barred from making, using, selling, offering to sell, or importing the challenged ANDA products in the United States on their own or through any affiliate or agent. The underlying complaints were dismissed without prejudice and without costs, but the injunctive terms of the consent judgment remain fully operative and court-enforceable. The specific terms of any related side agreements between the parties are not disclosed in the available public record.

U.S. market access blocked
Commercial implications

Consent judgment consolidates Boehringer's exclusivity across three related Delaware actions

The consent judgment simultaneously resolves three related Delaware ANDA actions (18-1689-CFC, 19-1498-CFC, and 21-1766-CFC), reflecting a coordinated enforcement strategy across Boehringer's pharmaceutical composition patent portfolio. For the broader generic pharmaceutical sector, the outcome underscores that ANDA challengers targeting multi-patent Hatch-Waxman portfolios face the risk of portfolio-wide injunctions if litigation ends in consent judgment rather than a negotiated entry date.

Portfolio-wide exclusivity protected
Legal analysis based on PACER docket records for case 1:19-cv-01498 and PatSnap Eureka litigation intelligence Search PatSnap Eureka ↗
Parties and representation

Full party and counsel information

RoleNameTypeDetail
PlaintiffBoehringer-IngelheimIndividualGlobal pharmaceutical company — holder of US10258637B2 and three further pharmaceutical composition patentsSearch in Eureka ↗
Co-PlaintiffBoehringer Ingelheim CorporationCompanySearch in Eureka ↗
Co-PlaintiffBoehringer Ingelheim International, GMBHCompanySearch in Eureka ↗
DefendantMankind Pharma, Ltd.CompanyIndian generic pharmaceutical manufacturer pursuing U.S. market entry via ANDA filing; co-defendant Lifestar Pharma LLC is its U.S. affiliateSearch in Eureka ↗
Co-DefendantLifestar Pharma LLCCompanySearch in Eureka ↗
Plaintiff counselBrian P. EganAttorneyCounsel for Boehringer-IngelheimSearch in Eureka ↗
Plaintiff counselJack B. BlumenfeldAttorneyCounsel for Boehringer-IngelheimSearch in Eureka ↗
Plaintiff counselMegan Elizabeth DellingerAttorneyCounsel for Boehringer-IngelheimSearch in Eureka ↗
Plaintiff law firmMorris, Nichols, Arsht & Tunnell LLPLaw FirmRepresenting Boehringer-IngelheimSearch in Eureka ↗
Defendant counselAdam V. OrlacchioAttorneyCounsel for Mankind Pharma, Ltd.Search in Eureka ↗
Defendant law firmBlank Rome LLPLaw FirmRepresenting Mankind Pharma, Ltd.Search in Eureka ↗
Presiding judgeJudge Colm F. ConnollyJudgeDelaware District CourtSearch in Eureka ↗
R&D signals

R&D signals in the pharmaceutical composition patent space

Forward-looking patent and R&D intelligence derived from Boehringer Ingelheim's Hatch-Waxman enforcement activity and the technology domain of US10258637B2.

Patent portfolio

Boehringer's pharmaceutical composition filing activity in this domain

Boehringer Ingelheim's assertion of four patents across three coordinated Delaware ANDA actions suggests an active, layered Orange Book listing strategy. Tracking Boehringer's continuation and divisional filings from the US10258637B2 family can reveal the company's forward IP roadmap in this therapeutic area and flag emerging exclusivity extensions before they reach litigation.

Active portfolio expansion risk
Technology landscape

Filing trends around pharmaceutical composition and method-of-treatment patents

The Hatch-Waxman enforcement of composition-and-method patents continues to attract dense filing activity from branded pharmaceutical companies seeking to extend exclusivity beyond primary compound patents. Analysing filing trends in this claim category — including formulation, dosage form, and method-of-use claims — can identify where new exclusivity walls are being constructed and where design-around opportunities exist.

Dense filing activity
Competitor IP posture

Mankind Pharma's patent and ANDA filing position in the U.S. market

Mankind Pharma's pursuit of U.S. market entry via ANDA — and its involvement in at least three related Delaware actions — signals an ongoing strategic commitment to the U.S. generics market. Monitoring Mankind's ANDA pipeline and any Paragraph IV certifications filed against Boehringer's Orange Book patents can surface where future competitive challenges are likely to emerge in this product class.

ANDA pipeline monitoring
White-space opportunity

Adjacent formulation and delivery innovations outside Boehringer's exclusivity wall

A consent judgment confirming the validity of four composition-and-method patents clarifies the boundaries of Boehringer's protected IP space. R&D teams can use this claim map to identify adjacent formulation technologies, novel delivery mechanisms, or therapeutic-use expansions that fall outside the enjoined claim scope — areas where new patent filings or ANDA strategies may be viable without triggering the existing exclusivity block.

Adjacent innovation space
Related litigation

Similar Hatch-Waxman ANDA pharmaceutical patent cases in Delaware District Court

Explore related pharmaceutical composition patent infringement cases filed under the Hatch-Waxman Act in the Delaware District Court, resolved by consent judgment or injunction.

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Boehringer-Ingelheim patent enforcement history, Delaware District Court case history, Boehringer-Ingelheim's full IP portfolio, and comparable case analysis
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Strategic implications

What this case signals for the Hatch-Waxman pharmaceutical IP landscape

A multi-patent ANDA consent judgment in Delaware with retained court jurisdiction and a portfolio-wide injunction sets a notable benchmark for branded pharma enforcement strategy.

Multi-patent ANDA filings create compounding enforcement leverage for brand holders

By asserting four patents across three related actions, Boehringer constructed a litigation posture that made any partial settlement insufficient for Mankind to access the U.S. market. Companies monitoring ANDA landscapes should map multi-patent portfolios around target products early — a single unconsolidated patent position may leave significant exposure.

Retained court jurisdiction in consent judgments raises the compliance bar for generics

The court's explicit retention of jurisdiction to enforce the consent judgment — including the right to issue preliminary injunctions for breach — means Mankind faces a lower threshold for Boehringer to obtain immediate court relief if the agreed terms are violated. Generic entrants and their distributors should treat consent judgment terms as active compliance obligations, not merely contractual ones.

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Patent expiry timelinePediatric exclusivity riskRelated ANDA actions map
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Frequently asked questions

Boehringer-Ingelheim v Mankind — key questions answered

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Track pharmaceutical ANDA patent enforcement and FTO risks with PatSnap

The Boehringer v. Mankind consent judgment confirms the litigation power of multi-patent ANDA exclusivity strategies. Use PatSnap Eureka to monitor Boehringer's patent portfolio, run FTO searches against US10258637B2 and co-asserted patents, and track new ANDA challenges in this therapeutic space before they reach litigation.

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This page is compiled from public court dockets and third-party patent and litigation data via PatSnap Eureka, and is provided for general informational purposes only. The information shown — including party names, patent and application numbers, dates, case status, outcomes, and any analysis — may be incomplete, may not reflect the most recent filings or legal status, and may contain errors or omissions. Verify all details against official court records (for example, PACER) and the relevant patent office before relying on them.

Nothing on this page constitutes legal advice or a legal opinion on the validity, infringement, enforceability, or scope of any patent or case, and no attorney‑client relationship is created by its use. Any description of an outcome (such as a dismissal, settlement, or consent judgment) is a general summary, not a legal determination. All patents, trademarks, and company or law‑firm names are the property of their respective owners. PatSnap makes no warranty as to the accuracy or completeness of this content and disclaims, to the fullest extent permitted by law, all liability for reliance on it. For advice on a specific matter, consult qualified legal counsel.

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