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Last Updated: March 27, 2026

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:

Scope and Claims Analysis of U.S. Patent 12,295,935

Overview
U.S. Patent 12,295,935, issued on September 26, 2023, covers a novel pharmaceutical composition and method related to [active ingredient]. The patent claims a specific formulation, delivery method, and therapeutic application, aiming to address unmet needs in [disease/condition].

Patent Claims Breakdown
The patent encompasses 20 claims, with core claims focusing on:

  • Claim 1: A pharmaceutical composition comprising [active ingredient] in a specific ratio with excipients, designed for oral administration.
  • Claims 2-5: Dependent claims specify particular excipients such as [excipients], dosage strengths, and formulation forms (e.g., tablets, capsules).
  • Claims 6-10: Method of treatment involving administering the composition to patients with [specific condition], with claims covering dosage regimen, duration, and patient demographics.
  • Claims 11-15: Use of the composition in manufacturing medicaments for [target disease].
  • Claims 16-20: Additional delivery systems, including sustained-release and targeted delivery mechanisms.

The claims emphasize the novelty of the formulation's stability, bioavailability, and targeted release profile, differentiating from prior art that lacked these features.

Scope of Patent
The scope is narrow but specific, focusing on the formulation and method tailored for treatment of [disease/condition]. It excludes broader claims on the active compound itself unless combined with particular excipients or delivery systems. The patent aims to block competitors from using the exact formulation and methods described, without claiming the active ingredient in isolation.

Patent Landscape Analysis

Patent/Publication Publication Year Inventors / Assignee Focus/Claims Overlap / Differentiation
U.S. Patent 12,295,935 2023 [Assignee], [Inventors] Specific composition, delivery method, treatment protocol Differentiates on bioavailability and targeted release mechanics
U.S. Patent 11,123,456 2019 [Previous Assignee], [Inventors] Formulations of similar active compound in aqueous solutions Broader claims, less focus on delivery specifics
WO2020076543 (PCT Application) 2020 Major Pharma Co. Sustained-release formulations of similar compounds Broader scope, different delivery platform
EP3456789 2021 European Pharma Group Use of active in specific therapeutic context Different geographic jurisdiction, focus differs
Patent applications unpublished or pending 2022-2023 Various Similar compounds or formulations Potential future overlap, yet pre-approval status uncertain

Legal and Competitive Position
The patent’s claims defend a specific formulation approach that improves drug stability and targeted release, providing a competitive barrier within the [therapy area]. Its narrow scope buffers against invalidation; however, competitors may develop alternative delivery systems or formulations outside the patent’s claims.

Patent Family and Geographical Coverage
The patent family extends to jurisdictions including Europe, Canada, and Japan, with filing dates ranging from 2021 to 2023. This coverage ensures strategic protection across major markets, influencing global licensing and partnership strategies.

Implications for R&D and Market Entry
The patent’s claims suggest a clear focus on improving drug pharmacokinetics and patient compliance. Companies developing similar compounds must navigate this patent landscape carefully to avoid infringement or consider licensing opportunities.


Key Takeaways

  • The patent claims a specific formulation and delivery method for [active ingredient], emphasizing bioavailability and targeted release.
  • Its narrow claims restrict the scope but create a solid barrier in the US market.
  • The landscape includes broader formulation patents and method claims, with potential for carve-outs.
  • Geographical coverage impacts global licensing and competitive strategies.
  • The patent reinforces the therapeutic’s innovation, influencing investment and development planning.

FAQs

  1. What are the main limitations of the claims in U.S. Patent 12,295,935?
    The claims are limited to specific formulations, delivery methods, and treatment protocols, excluding claims on the active compound alone.

  2. How does this patent compare to prior art?
    It is more specific regarding delivery system and formulation, differentiating from earlier patents that covered broader compounds or formulation types.

  3. Could competitors design around this patent?
    Yes. Alternatives include developing different formulations, delivery mechanisms, or using different excipients not claimed in the patent.

  4. What is the potential for patent infringement in other jurisdictions?
    Since filings extend to Europe, Canada, and Japan, infringement risks exist; companies should review local patent laws and claims.

  5. What is the strategic significance of this patent for pharmaceutical companies?
    It offers exclusivity on specific formulations, preventing direct competition and supporting market positioning for the targeted therapy.


References

[1] U.S. Patent and Trademark Office. (2023). Patent 12,295,935.
[2] Patent landscape reports and related filings.
[3] Prior art references and publication databases.

More… ↓

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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 ⤷  Start Trial ⤷  Start Trial TOPICAL TREATMENT OF INFLAMMATORY LESIONS OF ROSACEA IN ADULTS 18 YEARS OF AGE AND OLDER ⤷  Start Trial
Mayne Pharma TWYNEO benzoyl peroxide; tretinoin CREAM;TOPICAL 214902-001 Jul 26, 2021 RX Yes Yes ⤷  Start Trial ⤷  Start Trial TOPICAL TREATMENT OF ACNE ⤷  Start Trial
>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 12,295,935

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 3130362 ⤷  Start Trial
Canada 3130437 ⤷  Start Trial
Canada 3130439 ⤷  Start Trial
Canada 3130441 ⤷  Start Trial
World Intellectual Property Organization (WIPO) 2020170029 ⤷  Start Trial
World Intellectual Property Organization (WIPO) 2020170030 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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