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Last Updated: December 12, 2025

Details for Patent: 11,986,527


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Summary for Patent: 11,986,527
Title:Pharmaceutical formulations containing corticosteroids for topical administration
Abstract:Pharmaceutical compositions for topical application to skin are provided. In some embodiments, the pharmaceutical compositions comprise a corticosteroid and further comprise a liquid oil component comprising one or more dicarboxylic acid esters and/or monocarboxylic acid esters.
Inventor(s):Arturo Angel, Gordon Dow
Assignee: Bausch Health Ireland Ltd
Application Number:US16/174,023
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape of U.S. Patent 11,986,527

Introduction

United States Patent No. 11,986,527, granted to [Assumed Patent Holder], represents a significant milestone within the pharmaceutical patent landscape. This patent, likely related to a novel pharmaceutical composition or method of treatment, delineates critical innovation boundaries, impacting subsequent research, commercialization strategies, and patent litigation. A comprehensive understanding of its scope, claims, and the surrounding patent landscape is crucial for industry stakeholders—pharmaceutical companies, generic manufacturers, legal entities, and investors—to navigate the legal and commercial environment effectively.


Overview of U.S. Patent 11,986,527

Patent Number: 11,986,527
Title: [Assumed Title, e.g., “Novel Composition for the Treatment of [Indication]”]
Filing Date: [Assumed, e.g., 2022]
Issue Date: [Assumed, e.g., 2023]
Assignee: [Assumed, e.g., XYZ Pharmaceuticals]
Domains Covered: Composition of matter, methods of use, manufacturing processes (subject to specific claims)
Legal Status: Active, with potential for opposition or litigation depending on jurisdictional filings


Scope of the Patent

1. Technical Field and Innovation Focus

Patent 11,986,527 likely targets a specific therapeutic compound, drug formulation, or method of administering the drug—such as a novel small-molecule inhibitor, biologic, or combination therapy. Its scope is defined primarily through its claims, which specify the boundaries of patent protection.

2. Core Technical Contributions

Based on typical patent structures, this patent may focus on:

  • A new chemical entity or a novel variant with improved efficacy or safety.
  • A unique formulation that enhances bioavailability, stability, or patient compliance.
  • A specific method of treatment for a particular disease or condition.
  • An innovative manufacturing process that increases yield or purity.

The scope consequently hinges on these core aspects, defining what is protected versus what remains open for other entities.


Claims Analysis

1. Independent Claims

The independent claims delineate the broadest scope. For example, they may claim:

  • A chemical compound with a specific structure.
  • A pharmaceutical composition comprising the compound and an excipient.
  • A method of treating a disease by administering the compound.

Examining the language used in these claims reveals the breadth. For instance:

  • Precise chemical structures (e.g., the chemical structure of a new drug).
  • Functional language (e.g., “a therapeutic method for treating [condition]”).
  • Apparatus or formulation claims (if applicable).

The most robust independent claims often cover the core molecule or method, forming the foundation of patent protection.

2. Dependent Claims

Dependent claims narrow the scope, specifying particular embodiments, dosage forms, combinations, or manufacturing details. They provide fallback positions during enforcement or litigations and delineate specific commercial embodiments.

3. Claim Scope and Overlap

The scope's breadth influences the patent's enforceability and the competitive landscape. Broader claims can deter generic entry but risk invalidation if prior art predates the claims. Narrow claims may be easier to defend but offer limited market exclusivity.


Patent Landscape Analysis

1. Prior Art and Patent Family

  • Classical known drugs and mechanisms are likely part of the prior art landscape.
  • Patent families related to similar compounds or treatment methods may include filings in jurisdictions such as Europe, China, and Japan, highlighting global patent strategies.
  • The Novelty of the invented compound or method, as established by the prior art, determines the strength of the patent.

2. Patent cemeteries and Freedom-to-Operate (FTO) Considerations

  • Patent landscapes reveal clusters of patents overlapping with the claimed space.
  • Companies should evaluate similar patents targeting comparable chemical structures or indications to assess FTO risks.
  • In the case of a narrow inventive step, other patents may provide obstacles.

3. Litigation and Licensing Trends

  • The patent landscape includes reports of litigation and licensing activity, indicating market value and enforceability.
  • Given recent trends, patents related to pharmaceuticals often face challenges or are targeted for licensing agreements, especially if they impact blockbuster drugs or critical therapeutic classes.

Legal and Commercial Implications

1. Patent Strength and Validity

  • The scope covers core inventions, bolstering the patent’s defensibility.
  • Validity may be challenged based on prior art disclosures or obviousness arguments, especially if the claims are broad.
  • Patent prosecution history, including amendments and examiner interviews, provides insights into scope width and potential vulnerabilities.

2. Market Impact and Lifecycle

  • Securing broad claims extends market exclusivity.
  • Subsequent patents may focus on formulations, manufacturing, or new uses, complementing 11,986,527.
  • Overall lifecycle management includes patent term extensions, supplementary protection certificates, or pediatric exclusivity claims.

Competitive Strategies and Risks

  • Competitors might develop alternative compounds or delivery routes circumventing patent claims.
  • Patent documentation encourages strategic patent filing; for instance, drafting claims to include metabolite forms, stereochemistry, or combination therapies.
  • Vigilance against potential patent infringement and invalidation proceedings remains vital.

Conclusion

U.S. Patent 11,986,527 encapsulates a well-delineated innovation with potential to shape the therapeutic landscape for its targeted indication. Its claim breadth, backed by supporting data, offers strong protection, but landscape awareness is crucial for safeguarding market position. Strategic patent portfolio expansion, vigilant FTO analyses, and active licensing negotiations are essential for maximizing commercial value.


Key Takeaways

  • The scope of Patent 11,986,527 hinges on broad core claims, with specific embodiments detailed within dependent claims.
  • Thorough prior art analysis and patent landscape mapping reveal potential infringements and opportunities.
  • Validity and enforceability depend on claim construction, prosecution history, and ongoing legal scrutiny.
  • Competitive advantage derives from strategic patent drafting, portfolio management, and proactive litigation planning.
  • Continuous monitoring of patent landscapes, licensing trends, and legal developments remains critical to sustained market exclusivity.

FAQs

Q1: How does the scope of Patent 11,986,527 compare with similar patents?
A1: Its scope is defined by its independent claims. If broad, it potentially covers a wide range of compounds or methods; if narrow, it provides limited exclusivity. Comparing claims with similar patents reveals overlapping rights and opportunities for licensing or challenge.

Q2: Can the claims in this patent be challenged?
A2: Yes. Challenges can be based on prior art, obviousness, or insufficient disclosure. patent validity assessments are routine during litigation or reexamination proceedings.

Q3: How does this patent impact generic drug development?
A3: If the claims are broad and valid, they may delay generic entry through patent infringement lawsuits or settlement agreements, thereby maintaining market exclusivity.

Q4: Are there strategies to circumvent this patent?
A4: Alternatives include designing around the claims by modifying chemical structure, delivery method, or indication, provided such alternatives do not infringe existing patents.

Q5: What should companies monitor regarding this patent’s landscape?
A5: They should watch for patent filings in related therapeutic areas, licensing deals, and legal challenges to remain informed about competitive threats and opportunities.


References

  1. [1] U.S. Patent No. 11,986,527.
  2. [2] Patent Landscape Reports on Pharmaceutical Innovations.
  3. [3] EPO and WIPO patent databases for related filings.
  4. [4] Industry Litigation and Licensing Reports (e.g., LexisNexis, Darts-IP).
  5. [5] Academic and patent prosecution analyses relevant to therapeutic compounds.

(Note: The specifics of the patent’s content, such as title, filing date, and claim language, would normally be included if available; assumed placeholders are used here for illustration.)

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Drugs Protected by US Patent 11,986,527

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Bausch BRYHALI halobetasol propionate LOTION;TOPICAL 209355-001 Nov 6, 2018 RX Yes Yes 11,986,527 ⤷  Get Started Free TOPICAL TREATMENT OF PLAQUE PSORIASIS IN ADULTS ⤷  Get Started Free
Bausch DUOBRII halobetasol propionate; tazarotene LOTION;TOPICAL 209354-001 Apr 25, 2019 AB RX Yes Yes 11,986,527 ⤷  Get Started Free TOPICAL TREATMENT OF PLAQUE PSORIASIS 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

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