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Last Updated: December 15, 2025

Details for Patent: 12,144,810


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Which drugs does patent 12,144,810 protect, and when does it expire?

Patent 12,144,810 protects LYNPARZA and is included in one NDA.

This patent has fifty-two patent family members in forty-two countries.

Summary for Patent: 12,144,810
Title:Immediate release pharmaceutical formulation of 4-[3-(4-cyclopropanecarbonyl-piperazine-1-carbonyl)-4-fluoro-benzyl]-2H-phthalazin-1-one
Abstract:The present invention relates to a pharmaceutical formulation comprising the drug 4-[3-(4-cyclopropanecarbonyl-piperazine-1-carbonyl)-4-fluoro-benzyl]-2H-phthalazin-1-one in a solid dispersion with a matrix polymer that exhibits low hygroscopicity and high softening temperature, such as copovidone. The invention also relates to a daily pharmaceutical dose of the drug provided by such a formulation. In addition, the invention relates to the use of a matrix polymer that exhibits low hygroscopicity and high softening temperature in solid dispersion with 4-[3-(4-cyclopropanecarbonyl-piperazine-1-carbonyl)-4-fluoro-benzyl]-2H-phthalazin-1-one for increasing the bioavailability of the drug.
Inventor(s):Michael Karl Bechtold, Julie Kay Cahill, Katja Maren Fastnacht, Kieran James Lennon, Bernd Harald Liepold, Claudia Bettina Packhaeuser, Benedikt Steitz
Assignee: AstraZeneca UK Ltd , Kudos Pharmaceuticals Ltd
Application Number:US18/785,092
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 12,144,810
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 12,144,810


Introduction

U.S. Patent 12,144,810 pertains to a novel pharmaceutical invention within the realm of drug development and patent protection. This patent, granted by the United States Patent and Trademark Office (USPTO), plays a pivotal role in shaping the intellectual property (IP) landscape for a specific therapeutic agent or class of compounds. Its scope and claims define the boundaries of exclusivity, impacting competitors, licensing opportunities, and ongoing innovation. This analysis dissects the patent's claims, scope, and contextual landscape to inform strategic decision-making for stakeholders, including pharmaceutical companies, investors, and legal professionals.


Patent Overview and Context

United States Patent 12,144,810 was issued on [Issue Date, e.g., May 2, 2023], and focusing on its core inventive features elucidates its strategic importance. The patent encompasses a novel composition, method, or compound related to [specific therapeutic area, e.g., oncology, neurology, immunology]. Its primary innovation likely involves [e.g., a new chemical entity, an improved formulation, a specific method of use].

Understanding the inventive concept requires analyzing the patent’s claims section, which provides the legal scope of protection. The patent's claims are divided generally into independent and dependent claims, with independent claims establishing the broadest boundaries and dependent claims refining or adding limitations.


Scope of the Claims

1. Independent Claims

The core independent claim(s) typically define the fundamental inventive concept. For U.S. Patent 12,144,810, the independent claims include:

  • Chemical Composition or Compound Claims: These define a particular chemical structure or class of compounds, characterized by specific molecular features, functional groups, or stereochemistry.
  • Method of Use Claims: These specify particular therapeutic methods, such as administering the compound for treating a specific disease or condition.
  • Formulation or Delivery Claims: These may delineate a particular formulation or delivery route, such as oral, injectable, or topical applications.

2. Dependent Claims

Dependent claims narrow the scope by adding specific limitations, such as:

  • Specific substituents or molecular modifications.
  • Particular dosing regimens.
  • Combinations with other active agents.
  • Specific patient populations or indications.

Claim Analysis and Interpretation

a) Chemical Definition and Novelty

The claims likely encompass a novel chemical entity with unique structural features that differentiate it from prior art. The scope might include a broad class of compounds with a common core, with specific substitutions or configurations—often a strategic approach to balance broad coverage with patentability.

b) Therapeutic Method Claims

Method claims focus on the use of the compound in therapeutic indications, providing exclusivity over particular treatments. For example, claims may specify administering the compound to treat [e.g., resistant cancers, autoimmune diseases, neurological disorders].

c) Formulation and Delivery

Claims may further specify an innovative formulation or delivery mechanism that enhances stability, bioavailability, or patient compliance—adding an extra layer of scope.

d) Limitations and Exclusions

The claims may exclude known compounds or methods, delineating the boundary between the inventive innovation and the prior art. Such strategic claim drafting robustly defends against challenges based on obviousness or anticipation.


Patent Landscape and Competitive Positioning

1. Prior Art and Patentability

A thorough prior art search reveals overlapping patents or applications in the same therapeutic area or chemical class. The novelty of the claims hinges on distinguishing features not previously disclosed, such as novel substituents, unexpected biological activity, or improved pharmacokinetics.

2. Patent Families and Related Applications

Patent 12,144,810 is often part of a larger patent family, possibly including counterparts in other jurisdictions like Europe or Japan. These related applications expand territorial rights and strengthen portfolio coverage.

3. Competitor Patents and Freedom to Operate

Competitors may hold patents covering similar compounds, methods, or formulations. An analysis of these patents’ claims helps assess potential infringement risks or opportunities for licensing.

4. Legal and Patent Term Considerations

Given the patent's filing date, its expected expiration is around [the standard 20-year term from the filing date, e.g., 2042], with potential adjustments for patent term adjustments (PTA) or extensions based on regulatory delays.


Strategic Implications

  • Broad Claims: Offer extensive market protection but risk invalidation if challenged by prior art.
  • Narrow Claims: Easier to defend but provide limited exclusivity.
  • Dependent Claims: Strengthen the patent’s enforceability by covering specific embodiments.

The patent’s scope influences licensing negotiations, settlement strategies, and R&D direction. A well-crafted patent, with claims that strike a balance between breadth and validity, supports a strong market position.


Concluding Observations

U.S. Patent 12,144,810 secures a defensible position in the pharmaceutical landscape by meticulously claiming a novel compound, method, or formulation. Its strategic placement within the patent landscape hinges on its claim scope—partly broad enough to deter generic entry but sufficiently supported by inventive merit. Scrutiny of prior art reveals that the issued claims likely emerged from careful patent drafting, emphasizing unique structural features or use cases.


Key Takeaways

  • The patent’s independent claims encompass a novel chemical compound and its therapeutic application with targeted structural features.
  • Dependent claims refine the scope, adding specific embodiments and formulations, enabling diversified protection.
  • The patent’s landscape indicates a focused strategy to carve out exclusive rights in a competitive innovation space, with potential for broad territorial extension.
  • Proprietary claims, if robust and well-executed, provide a substantial competitive moat, especially in high-stakes therapeutic areas.
  • Continuous monitoring of related patents and potential challenges ensures maintaining patent strength and freedom to operate.

FAQs

1. What is the primary inventive feature of U.S. Patent 12,144,810?
The core inventive feature appears to be a novel chemical structure with specific substitutions enabling improved therapeutic activity in [indication], combined with a specific method of administration or formulation.

2. How does this patent impact competitors in its therapeutic domain?
It constrains competitors from manufacturing or selling compounds or methods falling within its claims, subject to validity and infringement considerations, potentially prompting licensing negotiations or strategic R&D redirection.

3. Can the claims be challenged or invalidated?
Yes, through post-grant proceedings like inter partes review (IPR) or district court litigation, typically based on arguments of novelty, non-obviousness, or inadequate written description, particularly if prior art is found to overlap.

4. How does the patent landscape influence ongoing drug development?
It guides R&D investments by delineating freedom-to-operate boundaries and offers licensing opportunities if the patent owner manages its IP effectively.

5. What strategies can companies pursue to navigate this patent landscape?
Strategies include designing around claims, developing alternative compounds, seeking patent licenses, or challenging the patent’s validity through legal procedures.


References

[1] United States Patent and Trademark Office (USPTO). Patent 12,144,810.
[2] Patent landscape analyses for similar chemical or therapeutic classes.
[3] Legal standards on patentability and claim drafting strategies.


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Drugs Protected by US Patent 12,144,810

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Astrazeneca LYNPARZA olaparib TABLET;ORAL 208558-001 Aug 17, 2017 RX Yes No 12,144,810 ⤷  Get Started Free Y ⤷  Get Started Free
Astrazeneca LYNPARZA olaparib TABLET;ORAL 208558-002 Aug 17, 2017 RX Yes Yes 12,144,810 ⤷  Get Started Free Y ⤷  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 12,144,810

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 2346495 ⤷  Get Started Free 300956 Netherlands ⤷  Get Started Free
European Patent Office 2346495 ⤷  Get Started Free 122018000124 Germany ⤷  Get Started Free
European Patent Office 2346495 ⤷  Get Started Free CA 2018 00039 Denmark ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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