Last Updated: May 11, 2026

Litigation Details for Minnesota Laborers Health and Welfare Fund v. Allergan, PLC (D. Mass. 2015)


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Small Molecule Drugs cited in Minnesota Laborers Health and Welfare Fund v. Allergan, PLC
The small molecule drugs covered by the patents cited in this case are ⤷  Start Trial and ⤷  Start Trial .

Details for Minnesota Laborers Health and Welfare Fund v. Allergan, PLC (D. Mass. 2015)

Date Filed Document No. Description Snippet Link To Document
2015-09-21 External link to document
2015-09-21 1 on Delzicol® is covered by U.S. Patent No. 6,649,180 (“the ‘180 patent”), which expires April 13, 2020…drug sales due to patent expiration has become known as the “patent cliff.” The patent cliff represents…“the ‘170 patent”) and 5,541,171 (“the ‘171 patent”). Both patents expired July 30, 2013. …equivalents, and any patents that purportedly protect each drug. 14. Drug patents typically last…which the patent issues and ending 20 years from the date on which the application for the patent was filed External link to document
>Date Filed >Document No. >Description >Snippet >Link To Document

Minnesota Laborers Health and Welfare Fund v. Allergan, PLC (D. Mass.) | 1:15-cv-13405: Litigation Summary and Patent/Enforcement Analysis

Last updated: April 25, 2026

What case is this, and why does it matter commercially?

Minnesota Laborers Health and Welfare Fund v. Allergan, PLC is docketed as 1:15-cv-13405 in federal court (captioned “Minnesota Laborers Health and Welfare Fund v. Allergan, PLC”). The matter is positioned as a private enforcement dispute involving Allergan’s intellectual property and related market control in the prescription pharmaceutical space.

The commercially material question is whether the plaintiff-side allegations map to a patent enforcement theory that can affect:

  • Launch timing (entry or “at risk” entry posture),
  • Settlement economics (typical reverse-payment style settlements are sensitive to the asserted patent strength), and
  • Ongoing royalties or licensing (if any, depending on the claim structure).

What are the procedural posture and litigation milestones?

This is a docket-level litigation summary request for a specific case number. The record needed to produce a complete, accurate milestone timeline (complaint date, amended pleadings, motions, claim constructions, any trial dates, and final disposition) is not provided in the prompt. Without those docket artifacts, a complete litigation timeline cannot be stated accurately.

What claims and legal theories are at issue?

A complete and accurate claims-and-theories analysis requires at least one of the following, none of which appears in the prompt:

  • the complaint (count-by-count allegations),
  • the order(s) disposing motions (Rule 12, summary judgment),
  • the final judgment and the opinion text.

Because the prompt does not include those documents or allegations, the case cannot be mapped to specific patent-enforcement or Hatch-Waxman-related theories in a way that meets a hard-data standard.

What patents, products, and infringement or validity positions are implicated?

A patent litigation analysis requires identification of:

  • patent numbers asserted,
  • accused product(s) (and label/ANDA/BLA link if applicable),
  • asserted claims and key validity issues (anticipation, obviousness, §112, etc.),
  • infringement theory (direct, induced, contributory; method or composition claim mapping).

The prompt provides only the parties, court docket identifier, and defendant name. It does not provide:

  • asserted patent identifiers,
  • the therapeutic area or drug name,
  • whether the case is tied to an FDA application (ANDA/BLA) or pure commercial conduct.

Without those details, a patent-and-product analysis would be speculative.

What does the case say about market power or conduct rules (if antitrust/settlement-related)?

Many shareholder/health fund plaintiffs against branded pharma in the mid-2010s tie into one of two patterns:

  • settlement-environment challenges to patent settlements (alleged anticompetitive conduct), or
  • misrepresentation or enforcement abuse theories (e.g., knowing falsity to the PTO or FDA).

But there is no provided text to establish whether this case is actually:

  • an antitrust settlement dispute,
  • a state or federal unfair competition action,
  • a securities or other non-patent theory,
  • or a standard patent infringement case.

Given the absence of counts, remedies sought, and orders, this cannot be concluded from the prompt.

How should a business team use this case for R&D or investment decisions?

A usable decision framework depends on knowing the case outcome and reasoning, which require final disposition or merits rulings. In high-stakes patent planning, teams typically extract:

  • which claims were held (or not held) invalid,
  • which patent features drove infringement findings,
  • whether the court signaled enforceability weakness,
  • what discovery or claim construction gates were outcome-determinative.

Those are not available in the provided inputs.

What is the key takeaway if the outcome is unknown from the provided record?

There is not enough verified case record in the prompt to deliver a litigation summary that is complete and accurate. A robust Bloomberg-style analysis requires the disposition and the specific patent or legal basis that drove it.


Key Takeaways

  • No hard record details (claims, patents, motions, or disposition) are included in the prompt, so a complete and accurate litigation summary cannot be produced.
  • A patent enforcement and market-impact analysis requires asserted patents, products, and final rulings, which are not present.
  • Any attempt to characterize the legal theories, strength of patents, or commercial impact would risk being non-factual.

FAQs

  1. What court handled Minnesota Laborers Health and Welfare Fund v. Allergan, PLC (1:15-cv-13405)?
    The docket identifier is provided, but the prompt does not include the court and case documents needed to confirm procedural posture and rulings.

  2. Which patents were asserted in the case?
    The prompt does not list patent numbers, asserted claims, or accused product details.

  3. What was the final outcome (dismissal, settlement, summary judgment, trial)?
    The prompt does not include any disposition or final judgment details.

  4. Is this case tied to Hatch-Waxman/ANDA litigation or to settlement conduct?
    The prompt does not provide allegations or FDA application context.

  5. How can a pharma R&D team use the case for portfolio strategy?
    Only if specific patents and rulings are known; those inputs are not included in the prompt.


References

No sources are provided in the prompt.

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