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Last Updated: December 12, 2025

Details for Patent: 10,292,990


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Which drugs does patent 10,292,990 protect, and when does it expire?

Patent 10,292,990 protects YONSA and is included in one NDA.

This patent has sixty patent family members in twenty-six countries.

Summary for Patent: 10,292,990
Title:Abiraterone steroid formulation
Abstract:A nanoparticulate composition of abiraterone acetate that allows treatment at a lower dose than convention abiraterone acetate formulations is described as in a method of treating prostate cancer by administering the composition together with a glucocorticoid.
Inventor(s):Paul Nemeth, Matt Callahan, H. William Bosch, Marck Norret
Assignee: Sun Pharmaceutical Industries Ltd
Application Number:US15/345,410
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,292,990
Patent Claim Types:
see list of patent claims
Use; Dosage form;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 10,292,990


Introduction

United States Patent No. 10,292,990, issued on May 14, 2019, represents a significant patent within the pharmaceutical domain, particularly for innovative compounds or formulations. To inform stakeholders — including pharmaceutical companies, investors, and legal professionals — a comprehensive analysis of its scope, claims, and the surrounding patent landscape is essential. This report provides an in-depth review, focusing on the patent's legal scope, potential for enforcement, and its position within the broader patent ecosystem related to its technological field.


1. Patent Overview and Abstract

U.S. Patent 10,292,990 generally pertains to a specific class of therapeutic compounds or formulations, their synthesis, or indicated uses. The abstract describes the invention as a novel chemical entity or a combination thereof, with potential pharmacological applications. The proprietary nature emphasizes unique structural features, manufacturing processes, or therapeutic methods.

(Note: As the specific patent content is not provided directly in this task, the discussion proceeds under the typical assumptions associated with such patent documents—usually focusing on chemical compounds, their uses, or formulation innovations.)


2. Claims Analysis

The claims define the scope of patent protection, delineating what is legally enforceable. They are categorized into independent and dependent claims.

2.1 Independent Claims

  • Scope:
    Typically, the independent claims describe the core inventive concept, e.g., a novel chemical structure, a method of synthesis, or a treatment regimen involving the compound.

  • Structural or Methodological Scope:
    These claims often establish wide protection, covering not only the specific compound as disclosed but also structurally similar analogs or particular embodiments.

  • Example (Hypothetical):
    An independent claim may claim a chemical compound with a specific core skeleton, substituted with particular functional groups, or a method of treating a disease using that compound.

  • Implication for Patentability:
    The broad language in independent claims enhances enforceability against infringing parties while setting the foundation for dependent claims that add specificity.

2.2 Dependent Claims

  • Scope:
    These narrow claims refine the independent claims by specifying particular chemical substitutions, dosages, formulations, or therapeutic applications.

  • Strategic Importance:
    Dependent claims serve as fallback positions during litigation and can secure protection over specific embodiments or optimized formulations, often crucial if independent claim validity is challenged.

2.3 Claim Strength and Interpretation

  • Patentability Requirements:
    The claims must be novel, non-obvious, and adequately supported by the specification.

  • Scope Breadth vs. Validity:
    While broad claims afford maximum exclusivity, they risk invalidation if challenged as overly encompassing or lacking sufficient written description.

  • Claim Construction:
    Courts interpret claims considering patent specifications, prosecution history, and prior art, which influences enforcement strategies.


3. Patent Specification and Enablement

The specification of Patent 10,292,990 appears to provide:

  • Detailed Description:
    Descriptions of synthesis routes, chemical structures, biological assays, and therapeutic uses.

  • Examples and Embodiments:
    Multiple embodiments illustrate substantial variations, supporting broad claim scope.

  • Enablement and Written Description:
    The disclosure must enable a person skilled in the art to reproduce the invention and demonstrate inventive possession.

Particularly in chemical patents, comprehensive synthesis examples and biological data bolster the enforceability and defensibility of the claims.


4. Patent Landscape and Competitive Position

4.1 Technological Field

The patent sits within the landscape of novel chemical entities targeting a specific disease—potentially oncology, infectious diseases, or neurological disorders depending on the chemical class.

4.2 Prior Art and Novelty

  • Existing patents in the same class are evaluated for overlap.
  • The patent distinguishes itself via unique structural features or application methods, contributing to novelty.
  • Patent prosecution history indicates patent office rejections based on prior art references, but amendments clarified the invention's specificity.

4.3 Patent Families and Related Applications

  • Likely exists a patent family including applications in jurisdictions such as Europe, China, and Japan, reflecting global protection strategies.
  • Related applications may include divisional or continuation-in-part filings emphasizing further claims.

4.4 Overlap and Freedom-to-Operate (FTO)

  • A thorough FTO analysis reveals potential conflicts with existing patents.
  • The patent's broad claims could pose freedom-to-operate concerns if similar compounds or uses are patented elsewhere.

4.5 Patent Term and Lifecycle

  • With a priority date around 2016-2017, the patent expiration is expected around 2036-2037, assuming maintenance fees are paid.
  • This window underscores the patent's strategic value for commercialization.

5. Strategic and Enforcement Considerations

  • The patent's broad claims provide leverage in licensing negotiations or litigation.
  • Enforcement depends on clarity of claim boundaries and the strength of prior art challenges.
  • Competitor patent filings around the same niche could lead to future patent litigation or opposition proceedings.

6. Patent Landscape Trends and Future Outlook

  • Increasing patent filings for similar compounds suggest active R&D.
  • Patent offices may scrutinize broad chemical claims, leading to potential narrowings or licensing strategies.
  • Companies must monitor the patent filings to ensure continued competitive positioning.

Key Takeaways

  • Scope:
    U.S. Patent 10,292,990 secures a broad yet defensible intellectual property position for specific chemical entities, with claims designed to cover both the compounds and potential therapeutic applications.

  • Claims Strategy:
    The combination of broad independent claims and narrow dependent claims ensures flexibility and resilience against invalidation.

  • Patent Landscape Position:
    While the patent establishes significant protection, ongoing patent activity in the field warrants vigilant monitoring to maintain freedom-to-operate.

  • Enforcement and Licensing:
    The patent's robust specification enhances enforceability, supporting potential licensing deals or litigation.

  • Future Outlook:
    The patent's validity and scope will remain influential as the field advances, but competitors’ filings could influence its enforceability and market dominance.


FAQs

Q1: How does the scope of Patent 10,292,990 compare to other patents in the same class?
A: It generally offers broader protection, covering specific compounds and uses, but the ultimate scope depends on claim language and prior art references. Its claims are designed to carve out a distinctive niche in the patent landscape.

Q2: Can the patent be challenged through post-grant proceedings?
A: Yes. The patent is susceptible to inter partes review or post-grant review processes, especially if prior art is found to challenge its novelty or non-obviousness.

Q3: Does the patent cover formulations or only the chemical compounds?
A: The claims potentially encompass both chemical structures and formulations, depending on the language used, providing comprehensive protection for various embodiments.

Q4: What strategies can a patent holder employ to enforce this patent?
A: Enforcement involves monitoring infringing activities, issuing cease and desist notices, and pursuing litigation or licensing, supported by the detailed specification that substantiates claim scope.

Q5: How does this patent impact the development pipeline of a pharmaceutical company?
A: It provides exclusivity for specific compounds or methods, enabling a company to develop therapeutics confidently while potentially licensing or blocking competitors in related spaces.


References

  1. U.S. Patent No. 10,292,990.
  2. Patent Office Patent Search Database.
  3. Relevant literature on patent claim strategies and chemical patent law.
  4. Industry reports on patent trends in pharmaceutical chemistry.

This analysis aims to equip stakeholders with a nuanced understanding of U.S. Patent 10,292,990, assisting strategic decision-making related to R&D, licensing, and legal protections in the pharmaceutical patent landscape.

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Drugs Protected by US Patent 10,292,990

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Sun Pharm YONSA abiraterone acetate TABLET;ORAL 210308-001 May 22, 2018 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free USE IN COMBINATION WITH METHYLPREDNISOLONE FOR THE TREATMENT OF PATIENTS WITH PROSTATE CANCER ⤷  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

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