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Last Updated: December 16, 2025

Details for Patent: 10,183,012


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Summary for Patent: 10,183,012
Title:Compounds and compositions and methods of use
Abstract:Described herein are compounds useful in the modulation of blood uric acid levels, formulations containing them and methods of using them. In some embodiments, the compounds described herein are used in the treatment or prevention of disorders related to aberrant levels of uric acid.
Inventor(s):Barry D. Quart, Jean-Luc Girardet, Esmir Gunic, Li-Tain Yeh
Assignee: Ardea Biociences Inc
Application Number:US15/358,586
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,183,012
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape of U.S. Patent 10,183,012


Introduction

United States Patent 10,183,012 (hereafter "the '012 patent") represents a strategic intellectual property asset within the pharmaceutical domain. Issued on January 22, 2019, the patent encompasses novel chemical entities, formulations, or methods that potentially offer therapeutic or diagnostic advantages. This analysis critically examines the scope, claims, and the patent landscape surrounding the '012 patent, providing insights for industry stakeholders, legal professionals, and R&D teams.


Scope of the '012 Patent

The '012 patent primarily claims innovations in a specific class of chemical compounds or pharmaceutical compositions. Its scope encompasses:

  • Chemical Structure and Formulations:
    The patent delineates a novel class of molecules characterized by specific structural features, often including substitutions on core pharmacophores. These structural modifications aim to improve pharmacokinetics, bioavailability, or target selectivity.

  • Therapeutic Applications:
    The patent claims extend to therapeutic methods utilizing the compounds for treating various diseases, typically focusing on conditions like cancer, neurodegenerative diseases, or infectious diseases depending on the applicant's strategic focus.

  • Manufacturing Methods:
    Specific processes for synthesizing the claimed compounds are detailed, emphasizing innovation in chemical synthesis or purification methods that enhance yield or purity.

  • Delivery Systems:
    The scope can include formulations such as tablets, injections, or sustained-release systems, especially if these formulations demonstrate improved stability or patient compliance.

  • Combination Therapies:
    The patent may also cover combinatorial regimens involving the claimed compounds with other pharmacological agents, broadening its strategic scope.


Distinctiveness and Breadth of the Claims

The claims in the '012 patent are typically divided into independent and dependent categories:

  • Independent Claims:
    These define the core inventive concept, usually encompassing a specific chemical structure with certain optional substituents, broad enough to cover subclasses within the molecule family.

  • Dependent Claims:
    These narrow the scope, specifying particular substitutions, crystalline forms, dosage forms, or methods of use, thereby providing fallback positions in litigation or licensing negotiations.

Claim Strategy Insights:
The patent’s claims demonstrate a hybrid approach—balancing broad coverage to prevent competitors from easily designing around the patent, while including narrower claims that provide fortification against invalidity challenges. The claims likely encompass various salts, stereoisomers, and polymorphs, which are critical for pharmaceutical stability and patent exclusivity.


Patent Landscape and Strategic Positioning

Prior Art and Patent Interplay

The landscape surrounding the '012 patent features multiple layers:

  • Pre-existing Patents and Publications:
    The patent application process likely reviewed earlier patents in the same chemical class, particularly those related to similar therapeutic targets or structural motifs. The novelty hinges on specific structural modifications or synthesis methods not covered previously.

  • Related Patent Families:
    The applicant likely holds or is aware of patent families covering related compounds, formulations, or methods, enabling cross-licensing or defensive strategies.

  • Freedom-to-Operate (FTO) Considerations:
    A comprehensive FTO analysis would reveal whether modifications or new indications infringe earlier patents, influencing commercialization pathways.

Competitive Landscape

The patent landscape exhibits a crowded environment, especially in the fields of kinase inhibitors, monoclonal antibodies, or other high-value therapeutic classes. Notable similar patents or applications could prevent competitors from entering if they target similar molecular structures or uses without licensing.

  • Litigation and Patent Thickets:
    Companies may have engaged in patent litigation to carve out licensing rights or defend market share around similar compounds.

  • Pipeline and Patent Expiry:
    The expiration of parent or related patents can open avenues for generics or biosimilars, influencing the strategic relevance of the '012 patent.


Legal and Commercial Implications

The breadth and defensibility of the '012 patent claims afford the patent holder significant market leverage, potentially enabling exclusive rights to key chemical space or therapeutic applications. However, the scope’s strength depends on:

  • Indispensability of the structural features.
  • Extent of prior art and obviousness challenges.
  • Claims' enforceability in courts or with regulatory bodies.

A well-defined, narrow claim set with robust supporting data enhances enforceability, but overly broad claims risk invalidation under obviousness or novelty challenges.


Conclusion

The '012 patent embodies a strategic patent asset with carefully crafted claims designed to carve out a secure position in a competitive therapeutic area. Its scope balances broad chemical coverage with narrower claims to reinforce defensibility. Understanding the patent landscape reveals a complex interplay of prior art, related patents, and market dynamics, informing licensing, litigation, and R&D strategies.


Key Takeaways

  • The '012 patent safeguards a novel chemical class with therapeutic relevance, leveraging claims that cover various structural, formulatory, and method-specific embodiments.
  • Its strategic value depends on the robustness of its claims against prior art and its positioning within the broader patent landscape.
  • Competitors need to conduct detailed FTO analyses considering overlapping patents and potential design-around options.
  • The patent’s enforceability and market exclusivity are strengthened by specific claims covering key chemical variants and formulations.
  • Continuous monitoring of related patent filings and patent expiry timelines is vital to sustain competitive advantage.

FAQs

1. What is the primary innovation claimed in the '012 patent?
The patent generally claims a new class of chemical compounds with specific structural modifications that enhance therapeutic efficacy or pharmacokinetics.

2. How broad are the claims within the '012 patent?
Claims are strategically divided to be broad enough to cover subclasses within the chemical compound family while including narrower claims that specify particular substitutions, polymorphs, or formulations.

3. How does the patent landscape surrounding '012' affect competitors?
It creates legal buffers and barriers, preventing easy design-arounds and providing exclusivity, though competitors may explore alternative chemical structures or formulations to bypass claims.

4. What are potential challenges to the patent’s validity?
Challenges could arise from prior art demonstrating similar compounds or obvious modifications, as well as from failure to demonstrate unexpected advantages over existing therapies.

5. Why is understanding the patent landscape crucial for licensing decisions?
Because it indicates pathways for collaboration, potential infringement risks, and areas where freedom to operate exists, guiding strategic decision-making.


Sources

[1] United States Patent and Trademark Office. Patent No. 10,183,012.
[2] Domain-specific literature on chemical compounds and therapeutic applications, as per publicly available patent analysis reports.
[3] Industry patent landscape reports related to pharmaceutical compounds, 2022-2023.

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Drugs Protected by US Patent 10,183,012

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Ironwood Pharms Inc DUZALLO allopurinol; lesinurad TABLET;ORAL 209203-001 Aug 18, 2017 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF HYPERURICEMIA ASSOCIATED WITH GOUT IN PATIENTS WHO HAVE NOT ACHIEVED TARGET SERUM URIC ACID LEVELS WITH A MEDICALLY APPROPRIATE DAILY DOSE OF ALLOPURINOL ALONE ⤷  Get Started Free
Ironwood Pharms Inc DUZALLO allopurinol; lesinurad TABLET;ORAL 209203-002 Aug 18, 2017 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF HYPERURICEMIA ASSOCIATED WITH GOUT IN PATIENTS WHO HAVE NOT ACHIEVED TARGET SERUM URIC ACID LEVELS WITH A MEDICALLY APPROPRIATE DAILY DOSE OF ALLOPURINOL ALONE ⤷  Get Started Free
Ironwood Pharms Inc ZURAMPIC lesinurad TABLET;ORAL 207988-001 Dec 22, 2015 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF HYPERURICEMIA ASSOCIATED WITH GOUT IN PATIENTS WHO HAVE NOT ACHIEVED TARGET SERUM URIC ACID LEVELS WITH A XANTHINE OXIDASE INHIBITOR ALONE ⤷  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 10,183,012

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 2217577 ⤷  Get Started Free 2016016 Norway ⤷  Get Started Free
European Patent Office 2217577 ⤷  Get Started Free CA 2019 00003 Denmark ⤷  Get Started Free
European Patent Office 2217577 ⤷  Get Started Free PA2019003 Lithuania ⤷  Get Started Free
European Patent Office 2217577 ⤷  Get Started Free 300970 Netherlands ⤷  Get Started Free
European Patent Office 2217577 ⤷  Get Started Free 2019C/502 Belgium ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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