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Last Updated: December 12, 2025

Litigation Details for Duke University v. Alcon Laboratories, Inc. (D. Del. 2018)


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Details for Duke University v. Alcon Laboratories, Inc. (D. Del. 2018)

Date Filed Document No. Description Snippet Link To Document
2018-05-01 External link to document
2018-05-01 12 Stipulation of Dismissal concerning patent validity or claim construction of claims 22 and 30 of U.S. Patent No. 9,579,270 rendered…concerning patent validity or claim construction of claims 22 and 30 of U.S. Patent No. 9,579,270 rendered… claims 22 and 30 of U.S. Patent No. 9,579,270, which are the only patent claims asserted in the Delaware…the validity of claims 22 and 30 of U.S. Patent No. 9,579,270 are upheld in the Sandoz Action (including…infringement of claims 22 and 30 of U.S. Patent No. 9,579,270. 5. Alcon agrees that, to the External link to document
2018-05-01 2 Complaint litigated other patents that cover LATISSE®, including U.S. Patent No. 7,388,029 (“the ’029 Patent”), to which…infringement of United States Patent No. 9,579,270 (“the ’270 Patent”) under the Patent Laws of the United States…exclusive license to the ’270 Patent. 36. The ’270 Patent has a patent term that expires on January…February 28, 2017, United States Patent No. 9,579,270 (“the ’270 Patent”), titled “Compositions and Methods… the ’270 Patent is attached to this complaint as Exhibit B. 34. The ’270 Patent is assigned External link to document
>Date Filed >Document No. >Description >Snippet >Link To Document

Litigation Summary and Analysis for Duke University v. Alcon Laboratories, Inc. | 1:18-cv-00652

Last updated: August 5, 2025

Introduction

The lawsuit Duke University v. Alcon Laboratories, Inc. (Case No. 1:18-cv-00652) exemplifies the intricate interplay between intellectual property rights, licensing agreements, and innovation in the biomedical sector. This detailed analysis explores the case's background, key legal issues, litigation proceedings, and implications for the industry.

Background and Context

Duke University, a prominent research institution, entered into licensing agreements with Alcon Laboratories, Inc., a leading ophthalmic device manufacturer, to develop and commercialize innovative apheresis technologies aimed at treating age-related macular degeneration (AMD). These technologies stem from Duke's pioneering research in medical devices and stem from foundational patents assigned to the university.

In 2018, Duke filed patent infringement and breach of contract allegations against Alcon, asserting that the company failed to adhere to its contractual obligations, including fair royalty payments and misuse of licensed intellectual property (IP). Conversely, Alcon counterclaimed, challenging the scope of Duke's patent rights and alleging that certain claims encompassed prior art, thus invalidating the patents in question.

Legal Issues

Several core issues underpin the litigation:

  • Patent Rights and Validity: Whether Duke’s patents covering the apheresis devices are valid, enforceable, and infringed upon by Alcon.
  • Breach of Contract: Whether Alcon breached licensing terms, particularly regarding royalty payments, sublicensing restrictions, and development milestones.
  • Misappropriation and Misconduct: Allegations of misrepresentation of patent scope and deliberate withholding of relevant prior art during patent prosecution.
  • Injunction and Damages: Whether Duke is entitled to injunctive relief and monetary damages for patent infringement and contractual breaches.

Litigation Proceedings

Initial Complaint and Response

In early 2018, Duke initiated the suit, claiming patent infringement and breach of contract. Duke alleged that Alcon continued manufacturing devices covered by the licensed patents without proper remuneration, violating licensing terms.

Alcon responded with a multipart defense, asserting that:

  • The patents are invalid due to obviousness and prior art.
  • Duke engaged in inequitable conduct by intentionally withholding prior art during patent prosecution.
  • The scope of the licensed patents exceeded what was granted, thus invalidating certain claims.

Discovery and Expert Testimony

During discovery, substantial technical data and prior art references were exchanged. Both parties engaged experts in patent law and biomedical engineering to evaluate patent validity and infringement.

Motions and Trial Preparation

Biased motions focused on summary judgment, particularly concerning patent validity, with Alcon seeking to dismiss claims based on invalidity defenses. Duke attempted to establish that Alcon's manufacturing infringed upon valid, enforceable patents.

Resolution Efforts

While the case did not settle early, preliminary injunction motions were filed to restrain Alcon's infringing activities, with courts tentatively delaying final adjudication pending trial.

Legal Analysis

Patent Validity Challenges

Alcon’s key argument centers on the patentability obstacle of obviousness—shared by patent courts—given prior art references, including earlier devices and techniques similar to those patented by Duke. However, Duke defended the non-obviousness and novelty of their inventions, citing unique features such as specific device configurations and process steps that differentiated their technology.

Inequitable Conduct

Alcon’s allegations of inequitable conduct hinge on the assertion that Duke’s patent prosecution involved deliberate withholding of prior art, which, if proven, could render the patents unenforceable. The courts tend to scrutinize such claims carefully, and the outcome hinges on whether Duke's patent attorneys acted in good faith.

Contractual Disputes

The breach of license agreements involves whether Alcon met its financial commitments and adhered to sublicense restrictions. The dispute involves interpreting the licensing clauses and assessing whether Alcon’s conduct constitutes material breach.

Enforcement and Remedies

Given the patent claims, successful infringement findings could lead to injunctive relief prohibiting further sales of infringing products and monetary damages for past violations, including royalty arrears.

Implications for Industry

This litigation underscores critical considerations in biomedical licensing:

  • The importance of meticulous patent prosecution—particularly regarding prior art disclosures—to withstand validity disputes.
  • The delicate balance in licensing agreements between development obligations and financial commitments.
  • The risk of challenges to patent validity, which can undermine licensing revenue streams.
  • The necessity of clear contractual language to mitigate disputes on sublicense rights and royalty structures.

Key Takeaways

  • Robust Patent Prosecution is Critical: Careful documentation and full disclosure during patent prosecution reduce the risk of invalidity claims based on inequitable conduct.
  • Clear Licensing Agreements are Fundamental: Precise contractual language regarding royalties, sublicense rights, and development milestones prevent future disputes.
  • Patent Validity Challenges Persist: Industry players must anticipate and defend against challenges based on prior art and obviousness, emphasizing the need for thorough patent landscape analysis.
  • Early Dispute Resolution Mitigates Risks: Engaging in negotiations or alternative dispute resolution mechanisms can reduce the costly litigation process.
  • Maintaining Good Faith in Collaboration: Transparency and adherence to agreed terms foster successful commercialization and alliance longevity.

Conclusion

The Duke University v. Alcon Laboratories case illustrates the high stakes of patent enforcement and licensing in biomedical innovation. While the case remains ongoing, its outcome will likely influence how research institutions and industry players approach IP management, licensing, and litigation strategies.

FAQs

1. What are common reasons patent infringement cases escalate in biomedical industries?
Patent infringement cases often escalate due to ambiguous patent claims, overlapping technology, or disputes over licensing terms, especially when high-value medical devices are involved with significant commercial potential.

2. How can research institutions protect their patent rights during licensing negotiations?
Institutions should ensure robust patent prosecution, clear licensing agreements that specify payment terms and sublicense rights, and conduct due diligence to avoid potential validity issues post-licensing.

3. What is the significance of inequitable conduct in patent litigation?
Inequitable conduct—fraudulent withholding or misrepresentation during patent prosecution—can render patents unenforceable, emphasizing the importance of transparency and full disclosure to patent authorities.

4. How does patent invalidity impact license agreements?
If a patent is invalidated, licensees are typically released from royalty obligations, and the licensor loses the exclusive rights to enforce the patent, negatively impacting revenue and market position.

5. What lessons can biotech firms learn from this case?
Firms should prioritize thorough patent strategies, transparent licensing practices, and proactive dispute management to protect innovative assets and maintain industry collaborations.


Sources:

  1. Court filings, Duke University v. Alcon Laboratories, Inc., Case No. 1:18-cv-00652.
  2. Patent prosecution records and licensing agreement excerpts.
  3. Industry analyses on biomedical patent litigation trends.

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