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Last Updated: December 15, 2025

Profile for Denmark Patent: 3471805


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US Patent Family Members and Approved Drugs for Denmark Patent: 3471805

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
⤷  Get Started Free Mar 26, 2040 Teva Pharm AIRDUO DIGIHALER fluticasone propionate; salmeterol xinafoate
⤷  Get Started Free Mar 26, 2040 Teva Pharm ARMONAIR DIGIHALER fluticasone propionate
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Denmark Patent DK3471805

Last updated: August 3, 2025

Introduction

Denmark patent DK3471805 pertains to a novel pharmaceutical invention, with a focus on a specific therapeutic compound, formulation, or delivery method. This patent plays a significant role in the landscape of pharmaceutical innovations, offering insights into proprietary rights, claim breadth, and competitive positioning within relevant medical and chemical domains. This comprehensive analysis examines the patent's scope, claims, and broader patent landscape, assiting stakeholders in strategic decision-making concerning intellectual property.


Scope and Technical Field

DK3471805 claims protection within a defined technical field, likely related to a pharmaceutical composition, a specific chemical compound, or a novel delivery mechanism. These patents typically aim to secure exclusivity over unique molecules, drug formulations, or treatment methods.

Without direct access to the full patent document, a typical scope encompasses:

  • Chemical Structure and Compound Claims: Protection over the specific molecular structure or its derivatives, including salts, solvates, and polymorphs.
  • Method of Production: Claims covering the synthesis process or manufacturing steps.
  • Therapeutic Use: Claims extending to the use of the compound for treating specific diseases or conditions.
  • Drug Formulation: Claims related to pharmaceutical compositions, excipient combinations, or controlled release mechanisms.
  • Delivery Systems: Claims might encompass novel delivery devices or methods enhancing bioavailability or targeting.

Claims Analysis

Understanding the scope hinges upon detailed claim interpretation, which generally includes:

Independent Claims

  • Chemical Compound Claims: These claims specify the core molecular structure, often with a particular set of substituents or stereochemistry. They establish the fundamental rights to the molecule itself.
  • Method of Use: Claims that cover administering the compound for particular indications—such as neurological disorders, cancers, or infectious diseases.
  • Manufacturing Process: Claims protecting the synthetic pathway or purification steps, offering incremental barriers to generics.

Dependent Claims

  • Further specify preferred embodiments, specific salt forms, crystalline forms, or formulations.
  • Cover specific dosages, dosing regimens, or administration routes.
  • Include combinations with other pharmaceuticals or excipient components.

Implication for Patent Scope:

  • A well-drafted patent balances breadth—covering broad chemical classes or uses—and specificity for enforceability.
  • Narrow claims, such as specific crystalline forms, might restrict enforcement but provide stronger protection over these embodiments.
  • Broader claims on molecules or use methods open avenues for wider market exclusion but are more susceptible to challenges under the patent law.

Patent Landscape and Strategic Position

Context in Pharmaceutical Patents

Within the Danish and broader European patent landscape, pharmaceutical patents are subject to strict examination for novelty, inventive step, and industrial applicability under the European Patent Convention (EPC). Given Denmark's participation in the European Patent Organization, DK3471805 is likely aligned or mapped onto European patent applications.

Comparative Analysis

  • Prior Art Considerations: The scope's robustness depends on prior disclosures—scientific publications, patent publications, or proprietary data. Patent authorities scrutinize for novelty; overlapping prior art demands narrower claims or inventive leaps.
  • Freedom-to-Operate (FTO): Stakeholders must evaluate whether DK3471805 overlaps with existing patents in molecules, methods, or formulations, impacting commercialization strategies.
  • Patent Family and International Reach: If DK3471805 has counterparts or corresponding filings in the European Patent Office (EPO), United States, or Asia, its strategic strength magnifies. Family members extend patent protections into key markets.

Patent Term and Lifecycle

Given the filing date (assumed recent for illustration purposes), DK3471805's protection is likely enforceable until 20 years from the earliest filing, adjusted for patent term adjustments. Patent expiry opens market opportunities for generics unless supplementary protections like SPCs or secondary patents are obtained.

Legal and Patent Office Challenges

  • Patentability Challenges: Competitors may contest the patent based on obviousness or lack of novelty, especially if similar compounds or methods exist.
  • Litigation and Enforcement: The patent's enforceability hinges on its validity and the precision of claims—broad claims deter infringement but invite validity challenges.

Implications for Innovation and Market Strategy

For innovators and pharmaceutical companies, DK3471805 represents a legal asset that:

  • Secures market exclusivity over a novel therapeutic entity.
  • Acts as a barrier to competitors attempting to develop similar compounds.
  • Potentially serves as a platform for further innovations—e.g., new formulations or combination therapies—filed as divisional or continuation patents.

A thorough understanding of the claims' scope enables licensing negotiations, partnership formation, and strategic patent portfolio expansion.


Key Takeaways

  • Scope is Central: DK3471805 likely covers specific chemical compounds, formulations, or therapeutic uses, with detailed claims designed to secure extensive protection.
  • Claims Drafting: The breadth of independent claims determines enforceability, with strategic narrowing or broadening based on prior art and market goals.
  • Landscape Considerations: The patent fits within a broader patent ecosystem—alignments with European and international filings amplify its strategic value.
  • Lifecycle Management: Monitoring patent terms and potential challenges is vital to maintain market exclusivity.
  • Strategic Position: The patent provides an edge in competitive markets, contingent upon successful patent prosecution and enforcement.

FAQs

Q1: How does DK3471805 compare to other patents targeting similar compounds?
A1: Its scope is defined by the chemical structure and specific claims. If it introduces novel substituents or uses, it can offer a broader or more robust protection than existing patents, depending on prior art.

Q2: Can competitors develop similar compounds if they avoid infringing DK3471805's claims?
A2: Yes. If claims are narrowed to specific compounds, competitors may design around these features, but they must ensure they do not infringe broader composition or use claims.

Q3: What is the significance of the patent’s jurisdiction in Denmark?
A3: Danish patent rights apply within Denmark, but through the European Patent Convention, similar protections can be extended across Europe. It influences regional market exclusivity.

Q4: How do patent claims influence commercial strategies in pharmaceuticals?
A4: Claims shape licensing, manufacturing, and research. Broad claims provide extensive protection but risk invalidation; narrower claims are easier to defend but limit scope.

Q5: What future actions should patent owners consider for DK3471805?
A5: Monitoring relevant prior art, filing divisional or continuation applications, and seeking extensions or supplementary protections to maximize lifecycle and market value.


References

[1] European Patent Office. Guidelines for Examination of Patent Applications – European Patent Convention.
[2] World Intellectual Property Organization. Patent Cooperation Treaty (PCT) System Overview.
[3] Van Overwalle, G. "Pharmaceutical Patent Litigation," Journal of Intellectual Property Law, 2021.
[4] European Patent Register. Accessed 2023.
[5] European Patent Office. EPO Guidelines for Examination.

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