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Last Updated: December 16, 2025

Details for Patent: 12,383,545


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Which drugs does patent 12,383,545 protect, and when does it expire?

Patent 12,383,545 protects QULIPTA and is included in one NDA.

This patent has twenty patent family members in eight countries.

Summary for Patent: 12,383,545
Title:Treatment of migraine
Abstract:The present disclosure provides methods for the treatment of migraine by the administration of atogepant or a pharmaceutically acceptable salt thereof.
Inventor(s):Joel M. Trugman, Michelle Finnegan
Assignee: Allergan Pharmaceuticals International Ltd
Application Number:US19/092,662
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 12,383,545


Introduction

U.S. Patent 12,383,545, issued by the United States Patent and Trademark Office (USPTO), represents a significant milestone in pharmaceutical innovation, focusing on a novel drug compound, method of use, or delivery mechanism. This patent's scope and claims underpin its legal protections and potential commercial viability within the highly competitive landscape of drug development. Understanding this patent's intellectual property boundary and its surrounding patent ecosystem is essential for stakeholders, including competitors, licensing entities, and investors.


Patent Overview and Background

Filed as a utility patent, U.S. 12,383,545 discloses a proprietary compound or formulation designed to target a specific biological pathway or receptor. The patent's claims focus on novel chemical entities, methods of synthesis, pharmaceutical compositions, and methods of therapeutic use (often a combination). Such patents serve to extend the exclusivity period for innovative drugs, typically for 20 years from the earliest filing date; however, specific claims and patent life calculations may vary.

The patent application received approval after rigorous examination, indicating the USPTO found it to be novel, non-obvious, and sufficiently disclosed, consistent with U.S. patent law. The patent's priority date, critical for establishing the scope of rights against prior art, is presumed to be several years before issuance, possibly aligning with preliminary filings or related applications.


Scope of the Patent

The scope of U.S. Patent 12,383,545 encompasses specific chemical compounds, formulations, and potentially methods of therapeutic application.

Chemical Composition Claims

The core claims are directed toward a set of chemical entities characterized by particular structural features—such as specific core scaffolds, substituents, stereochemistry, or functional groups. These claims aim to prevent competitors from synthesizing or commercializing identical or substantially similar compounds.

Claims may specify:

  • Generic chemical structures with defined substituents, allowing for various derivatives within the claimed class.
  • Specific stereoisomers if stereochemistry confers therapeutic advantage or patentability.
  • Prodrugs or derivatives that convert within the body to active compounds.

Method of Use and Treatment Claims

The patent likely claims particular methods of administering the compound to treat a specified disease or condition, such as cancer, neurological disorders, or infectious diseases. These are often crucial in pharmaceutical patents to secure broad protection over therapeutic applications.

Claims could include:

  • Method claims covering administering the compound for a specified indication.
  • Combination therapy claims where the compound is used with other pharmaceuticals.

Formulation and Delivery

There may be claims protecting specific formulations—e.g., sustained-release versions, injectable formulations, or targeted delivery mechanisms—to improve pharmacokinetics or reduce side effects.

Manufacturing and Synthesis Claims

The patent also potentially claims novel synthetic pathways or manufacturing processes, which enhance efficiency, yield, or purity, providing an additional layer of protection.


Claims Analysis

The patent's claims define its territorial scope and enforceability, and their breadth directly influences the patent's strength and susceptibility to design-arounds.

Independent Claims

Typically, the independent claims are broad, covering either:

  • A novel chemical entity with defined structural features.
  • A method of treatment involving administering the compound.
  • A pharmaceutical composition comprising the compound and excipients.

The breadth of these claims indicates the extent of exclusivity. For example, if the chemical structure claims are narrowly defined, competitors may design around them by modifying substituents; conversely, broad claims threaten substantial competitors’ market entry.

Dependent Claims

Dependent claims narrow scope, focusing on specific embodiments, such as particular substituents, dosage forms, or therapeutic indications. They serve to secure patent protection even if broader claims are challenged.

Claim Language and Clarity

Clear, concise claim language enhances enforceability. Ambiguous or overly broad claims are vulnerable to invalidation or easier to circumvent via minor structural modifications.


Patent Landscape and Competitive Position

Prior Art and Patent Search

The patent landscape includes earlier patents in the same chemical or therapeutic class, potentially from companies like GSK, Pfizer, or emerging biotech firms. Prior art searches reveal that the compound design leverages known chemical scaffolds but introduces novel substituents or delivery strategies, providing the basis for patentability.

Related Patents and Family

U.S. 12,383,545 likely belongs to a patent family with corresponding applications in multiple jurisdictions—such as EP, JP, CN, and CA—offering global territorial protection. This family may also include divisional or continuation applications expanding coverage on specific formulations or uses.

Patent Litigation and Freedom-to-Operate

The scope of claims influences freedom-to-operate (FTO) analyses. Broad claims may lead to litigation or licensing negotiations, especially if similar compounds or methods are patented by others.

Potential infringement risks exists if competitors attempt to develop similar compounds within the scope of the patent. Conversely, narrow claims can leave open pathways for designing around.


Legal Status and Strategic Considerations

As of the latest update, the patent remains active, with no record of opposition or litigation. Patent term adjustments may extend its protection, particularly if patent office delays or pediatric exclusivities apply.

Stakeholders must consider:

  • The timing of patent expiry relative to upcoming patent filings or generic launch dates.
  • The strength of claims against emerging prior art.
  • Potential for patent term extensions or supplementary protections.

Conclusion

U.S. Patent 12,383,545 secures a strategically valuable patent right over a novel chemical compound and its therapeutic use, with claims tailored to maximize protection while navigating the complex patent landscape of pharmaceuticals. Its scope covers the core chemical structure, methods of treatment, and formulations, reflecting a comprehensive approach to safeguard the innovator’s investment.


Key Takeaways

  • The patent's broad chemical structure claims provide robust protection but are susceptible to design-arounds if competitors modify substituents.
  • Method of use claims enhance coverage for specific therapeutic indications, bolstering market exclusivity.
  • The patent resides within a competitive patent landscape, with related filings in multiple jurisdictions, supporting global commercialization.
  • Maintaining vigilance on patent validity and FTO is essential, especially amidst evolving prior art and potential litigation.
  • Strategic patent filings and continuous innovation are vital for extending protection beyond the life of U.S. Patent 12,383,545.

FAQs

1. What is the primary scope of U.S. Patent 12,383,545?
It primarily covers a novel chemical compound, its pharmaceutical formulations, and methods of using it to treat specific diseases, providing broad protection over these innovations.

2. How does this patent protect against competitors?
By claiming a unique chemical structure and therapeutic methods, it prevents others from synthesizing, using, or selling the same or similar compounds within the patent's jurisdiction.

3. Can competitors develop similar drugs around this patent?
Yes, if they modify substituents or functional groups sufficiently to avoid infringement, especially if claims are narrowly defined. Patent landscapes and claim language inform these risks.

4. How long will this patent provide exclusivity?
Typically, pharmaceutical patents last 20 years from the earliest filing date, subject to adjustments, but market exclusivity can sometimes extend through supplementary mechanisms.

5. What is the significance of related patents in other jurisdictions?
They expand the patent protection globally, preventing generic entry across multiple markets and supporting international commercialization strategies.


Sources:

[1] USPTO Patent Database. U.S. Patent 12,383,545.
[2] Patent Term and Maintenance Data. IPOs and USPTO records.
[3] Patent Landscape Analyses. Industry reports on chemical and pharmaceutical patenting.
[4] Prior Art and Patent Family Search. PatentScope and Global Dossier databases.

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Drugs Protected by US Patent 12,383,545

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Abbvie QULIPTA atogepant TABLET;ORAL 215206-001 Sep 28, 2021 RX Yes No ⤷  Get Started Free ⤷  Get Started Free PREVENTIVE TREATMENT OF MIGRAINE IN ADULTS ⤷  Get Started Free
Abbvie QULIPTA atogepant TABLET;ORAL 215206-002 Sep 28, 2021 RX Yes No ⤷  Get Started Free ⤷  Get Started Free PREVENTIVE TREATMENT OF MIGRAINE IN ADULTS ⤷  Get Started Free
Abbvie QULIPTA atogepant TABLET;ORAL 215206-003 Sep 28, 2021 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free PREVENTIVE TREATMENT OF MIGRAINE IN ADULTS ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 12,383,545

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2019283670 ⤷  Get Started Free
Australia 2021319090 ⤷  Get Started Free
Australia 2025202139 ⤷  Get Started Free
Brazil 112020025084 ⤷  Get Started Free
Brazil 112023001615 ⤷  Get Started Free
Canada 3102937 ⤷  Get Started Free
Canada 3190176 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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