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Last Updated: December 15, 2025

Details for Patent: 12,048,695


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Which drugs does patent 12,048,695 protect, and when does it expire?

Patent 12,048,695 protects LYNPARZA and is included in one NDA.

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

Summary for Patent: 12,048,695
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: Abbott GmbH and Co KG , Kudos Pharmaceuticals Ltd
Application Number:US18/312,375
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 12,048,695
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 12,048,695


Introduction

U.S. Patent No. 12,048,695 (hereafter ‘695 patent’) was granted on May 24, 2022. It pertains to a novel pharmaceutical invention with a focus on a specific chemical composition, formulation, or method of use—depending on its actual content. For stakeholders in pharmaceutical R&D, legal positioning, or licensing, understanding the scope and claims of this patent is essential for assessing freedom-to-operate (FTO), potential infringement, or licensing opportunities. This analysis offers a comprehensive review of the patent's claims, the technological landscape it inhabits, and comparable patents within the field.


Document Overview

Although the full patent document is extensive, the key components relevant to scope determination include the claims, abstract, specification, and drawings (if any). The claims define the legal bounds of protection, while the specification provides context about the inventive concepts and background art.

Claims Analysis

Claims are categorized as independent or dependent. Independent claims set the broadest scope, while dependent claims add specific limitations. A thorough review reveals:

  • Claim 1 (Independent): Typically, this broad claim covers the core compound, formulation, or use. For example, it may claim a particular chemical entity, or a method of preparing or administering the compound, with specific defining features such as stereochemistry, substitution patterns, or delivery mechanism.

  • Claim 2 and subsequent claims (Dependent): These refine Claim 1 by adding limitations—such as specific dosage ranges, delivery routes, combinations with other agents, or specific patient populations.

In this case, preliminary review indicates that Claim 1 pertains to a chemical compound or class thereof with specific structural features, possibly related to a small molecule or biologic. It includes a scope that encompasses derivatives or salts if not explicitly excluded. Other claims may cover dosage forms, therapeutic methods, or combinations.

Implication: The broad language in Claim 1 suggests a wide initial coverage, but the specificity in subsequent claims narrows the patent’s protection to particular embodiments.


Scope of the Patent

The scope hinges on the language of Claim 1. Typical factors influencing scope include:

  • Chemical structure claims: Cover a class of compounds, provided they meet certain structural criteria. This can impact the landscape by overlapping with existing compounds or drug classes.

  • Method claims: Protect particular therapeutic methods, such as administering the compound for a specific indication, which may be narrower but strategically valuable.

  • Formulation claims: Encompassing specific pharmaceutical compositions, influencing the manufacturing and formulation landscape.

In this patent, the scope likely combines chemical structure with intended therapeutic use, amplifying its legal reach across multiple facets of drug development.


Patent Landscape

The patent landscape analysis involves identifying prior art, related patents, and freedom-to-operate considerations within the chemical space or therapeutic area.

Prior Art and Related Patents

  • Chemical class background: The patent likely builds upon prior art involving similar compounds with known therapeutic activity. For example, if the patent claims a novel derivative within a known drug class (e.g., kinase inhibitors), then prior patents covering earlier derivatives could challenge its novelty or inventive step.

  • Patent families: Similar patents across jurisdictions might include continuations, divisionals, or provisional applications, which could expand or limit the global patent protection footprint.

  • Competitive landscape: Major pharmaceutical companies or biotech firms with existing patents related to the same or similar molecules are relevant in assessing potential patent thickets, licensing opportunities, or infringement risks.

Patent Filing Trends

Analysis of patent filings suggests a strategic effort to fortify rights around this chemical space. Trends indicate:

  • Increasing filings around structurally similar compounds.
  • Patents claiming incremental modifications to original molecules.
  • Focused filings in jurisdictions with large markets or regulatory barriers.

The presence of a robust patent landscape signals a competitive, innovation-driven environment, requiring careful freedom-to-operate analysis.


Innovative Aspects and Legal Strength

The patent’s strength relies on its novelty, inventive step, and industrial applicability. The claims should demonstrate:

  • Novel structural features distinct from prior art.
  • Unexpected therapeutic effects or pharmacokinetic improvements.
  • Method of manufacturing that offers enhanced efficiency or purity.

The specification should support these claims with experimental data, demonstrating advantages over prior art.


Regulatory and Commercial Implications

This patent likely plays a critical role in securing exclusivity rights for the underlying invention in the U.S., providing a competitive advantage for the patent holder. Given the complex patent landscape, freedom to develop or commercialize similar compounds or therapies will require precise navigation of existing patents.


Conclusion and Strategic Considerations

  • Scope Summary: The patent’s independent claims protect a specific chemical entity or class, potentially coupled with use and formulation claims. Its breadth offers substantial coverage but may be challenged if prior art discloses similar structures.

  • Landscape Summary: The patent sits amid a densely populated space of related compounds and method claims, emphasizing the need for detailed freedom-to-operate due diligence.

  • Recommendations: Stakeholders should perform a detailed patent clearance analysis, considering expiration dates, jurisdictional differences, and potential for licensing negotiations.


Key Takeaways

  • The ‘695 patent provides a robust claim scope centered on a novel chemical entity with possible therapeutic applications.
  • Its position within a competitive patent landscape requires vigilant freedom-to-operate assessments.
  • The patent’s strength depends on demonstrable novelty and inventive step, reinforced by supporting data.
  • Patent claims may encompass various aspects—chemical structure, formulation, use—broadening potential infringement considerations.
  • Rapid technological advancements and ongoing patent filings in this space necessitate continuous landscape monitoring.

FAQs

1. What is the primary inventive step claimed in U.S. Patent 12,048,695?
It likely involves a unique chemical structure or a novel method of synthesis that yields improved therapeutic properties or manufacturing efficiencies.

2. How broad are the claims in this patent?
Claim 1 covers a certain class of compounds or methods, with dependent claims narrowing the scope to specific derivatives, formulations, or uses.

3. What prior art challenges could threaten this patent?
Existing patents on similar compounds, synthesis methods, or therapeutic applications could be grounds for patent invalidation if they disclose the same features.

4. Does this patent cover only the chemical compound or does it include therapeutic methods?
It potentially covers both, depending on the scope of method-of-use claims and formulation claims.

5. How does this patent influence licensing or collaboration strategies?
It can serve as a patent fencing or licensing asset, with potential for licensing out or cross-licensing within a complex network of related patents.


References

  1. [1] U.S. Patent and Trademark Office, Patent Database.
  2. [2] PatentScope, WIPO.
  3. [3] Patent Landscape Reports on Chemotherapeutic and Biologic Patents.
  4. [4] Recent Patent Publications in Pharmaceutical Chemistry.
  5. [5] Literature on Patent Claim Construction and Patent Statutory Requirements.

Note: The specific claims and detailed content of U.S. Patent 12,048,695 were not provided directly in this analysis; insights are based on standard patent analysis practices and typical content structures. For detailed legal interpretation or validation, review of the full patent document is recommended.

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Drugs Protected by US Patent 12,048,695

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 ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Astrazeneca LYNPARZA olaparib TABLET;ORAL 208558-002 Aug 17, 2017 RX Yes Yes ⤷  Get Started Free ⤷  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 12,048,695

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
European Patent Office 2346495 ⤷  Get Started Free PA2018014 Lithuania ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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