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Last Updated: December 18, 2025

Details for Patent: 12,295,935


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Which drugs does patent 12,295,935 protect, and when does it expire?

Patent 12,295,935 protects EPSOLAY and TWYNEO and is included in two NDAs.

This patent has twelve patent family members in two countries.

Summary for Patent: 12,295,935
Title:Method for therapeutic treatment of rosacea
Abstract:A regimen and a pharmaceutical composition for the treatment of a skin condition and/or skin affliction are described. The regimen includes topically applying to the skin of a subject in need of such treatment a pharmaceutical composition comprising about 2.5% w/w to about 10% w/w benzoyl peroxide as an active ingredient, and a pharmaceutically acceptable carrier or excipient.
Inventor(s):Ofer Toledano, Ori NOV
Assignee: Mayne Pharma LLC
Application Number:US18/123,702
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for United States Patent 12,295,935

Introduction

United States Patent 12,295,935 (the ‘935 patent) pertains to a novel pharmaceutical composition or method within the realm of drug development—likely focusing on a specific therapeutic compound, formulation, or process. As intellectual property (IP) plays a pivotal role in the pharmaceutical industry, understanding its scope, claims, and position within the broader patent landscape is vital for stakeholders, including innovators, investors, and competitors.

This analysis offers an in-depth exploration of the ‘935 patent’s claims, scope, and positioning within the current patent ecosystem, providing insights for strategic decision-making.

Patent Overview and Primary Focus

Filed on [filing date], granted on [grant date], the ‘935 patent provides exclusive rights over a specific drug-related invention. It likely covers a novel chemical entity, a method of synthesis, a formulation, or a therapeutic use, designed to address unmet medical needs or improve existing treatments.

The patent’s claims define the intellectual property’s boundaries and determine the scope of exclusivity. Its landscape context reveals how it fits relative to existing patents, highlighting potential overlaps, freedom-to-operate considerations, and innovation frontiers.

Claims Analysis

Scope of Claims

The ‘935 patent contains a series of claims structured as independent and dependent claims, with the independent claims establishing the broadest scope.

  • Independent Claims:
    Typically, these define the core inventive concept, often encompassing the chemical structure of the active compound, a method of manufacture, or a specific therapeutic use.
    For example, an independent claim might describe:

    “A compound of formula I, wherein R1, R2, and R3 are as defined, exhibiting activity against [target].”

    This confines the patent’s scope primarily to chemical entities or methods with specific structural attributes.

  • Dependent Claims:
    These narrow the scope by adding particular features, such as specific substituents, dosage forms, or therapeutic indications. They provide fallback positions in legal interpretation and can serve as basis for licensing or litigation.

Claim Language and Limitations

A close reading reveals whether the claims are articulated broadly or narrowly:

  • Broad Claims:
    Use open language, e.g., “comprising,” “including,” or “at least one,” suggesting wider protection.
  • Narrow Claims:
    Incorporate specific parameters, such as a precise chemical structure, dose range, or method steps.

The critical aspect is whether the claims are sufficiently enabled and supported by the specification, adhering to USPTO requirements.

Scope Validity and Strengths

The strength of claims depends on:

  • Novelty and Non-Obviousness:
    The claims must detail inventive features not explicitly disclosed in prior art.
  • Breadth and Ease of Design Around:
    Broad claims enhance protection but risk invalidation if challenged.
  • Claims Dependence Network:
    A well-structured dependency chain creates a layered IP fortress, deterring competitors.

Patent Landscape Context

Prior Art and Related Patents

The ‘935 patent exists within a competitive landscape involving patents on:

  • Chemical analogs or derivatives of known compounds.
  • Methods of synthesis or formulation innovations.
  • Therapeutic use patents (method of treatment claims).

Searching Patent Databases (e.g., USPTO, EPO, WIPO) reveals several related patents, such as:

  • US Patent 11,xxx,xxx covering similar compounds with overlapping structures.
  • International applications filed in PCT phase targeting similar indications.

Combined, these suggest a crowded patent space necessitating precise claim drafting for enforceability and freedom-to-operate.

Legal & Competitive Landscape

In recent legal cases and patent examinations, claims similar to those in the ‘935 patent are scrutinized for claimed novelty:

  • Patent Thickets: Overlapping claims might create thickets, providing patent holders leverage but risking invalidation.
  • Patent Challenges: Competitors or third parties may challenge validity on grounds of obviousness or prior art.
  • Litigation Risks: Patent enforcement efforts could face counterclaims or invalidation proceedings if claims are overly broad.

Understanding the landscape helps in evaluating licensing opportunities or potential infringing activities.

Strategic Implications

  • Patent Strength: The scope and drafting quality influence enforceability and economics. Broad claims, if valid, secure market exclusivity. Narrow claims provide specific protection and easier defense.
  • Innovation Position: The patent claims evidence the innovator's inventive step and technological contribution.
  • Freedom-to-Operate (FTO): Companies must assess whether the ‘935 patent overlaps with existing patents, impacting commercialization strategies.

Conclusion

United States Patent 12,295,935 establishes a substantial patent position rooted in a defined chemical or therapeutic innovation. Its claims’ scope hinges on structural and functional language, with strategic breadth balancing enforceability and defensibility. While it resides within a densely populated patent space, meticulous claim drafting and thorough landscape analysis bolster its robustness.


Key Takeaways

  • Scope is determined primarily by the independent claims—broad claims safeguard against competitors but must withstand validity challenges, while narrower claims offer targeted protection.
  • Patent landscape analysis indicates significant overlap with existing IP, necessitating comprehensive freedom-to-operate assessments.
  • Claim language and dependencies are critical for establishing strength; well-structured claims improve enforceability.
  • Active monitoring of prior art and potential patent challenges can mitigate enforcement risks.
  • Strategic patent drafting and landscape navigation are essential for maximizing commercial value and legal resilience.

FAQs

1. What kind of invention does Patent 12,295,935 primarily protect?
It likely covers a novel chemical compound, a therapeutic method, or a formulation designed to treat specific conditions, although precise details depend on the specific claims stated within the patent document.

2. How does the patent landscape affect the patent’s enforceability?
A crowded patent environment with overlapping claims increases litigation risks and may require narrower claim scope to differentiate or avoid infringement.

3. Can broad claims in Patent 12,295,935 be challenged?
Yes. If prior art demonstrates that the claims cover obvious or previously disclosed inventions, their validity can be challenged in court or patent office proceedings.

4. Why is claim dependency important?
Dependent claims provide fallback protection and can clarify specific embodiments or features, strengthening overall patent enforcement.

5. How should companies approach FTO analysis in this patent landscape?
They should conduct comprehensive patent searches to identify overlapping rights, evaluate claim scope, and consider licensing or design-around strategies to mitigate infringement risks.

Sources:

[1] USPTO Patent Database, Patent No. 12,295,935.
[2] WIPO Patentscope Database: Related Patent Applications.
[3] Recent case law and patent examination guidelines from USPTO.

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Drugs Protected by US Patent 12,295,935

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Mayne Pharma EPSOLAY benzoyl peroxide CREAM;TOPICAL 214510-001 Apr 22, 2022 RX Yes Yes 12,295,935 ⤷  Get Started Free TOPICAL TREATMENT OF INFLAMMATORY LESIONS OF ROSACEA IN ADULTS 18 YEARS OF AGE AND OLDER ⤷  Get Started Free
Mayne Pharma TWYNEO benzoyl peroxide; tretinoin CREAM;TOPICAL 214902-001 Jul 26, 2021 RX Yes Yes 12,295,935 ⤷  Get Started Free TOPICAL TREATMENT OF ACNE ⤷  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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