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Last Updated: March 26, 2026

Profile for Denmark Patent: 2305244


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US Patent Family Members and Approved Drugs for Denmark Patent: 2305244

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
⤷  Start Trial Jan 31, 2028 Cubist Pharms Llc DIFICID fidaxomicin
⤷  Start Trial Jan 31, 2028 Cubist Pharms Llc DIFICID fidaxomicin
⤷  Start Trial Sep 4, 2027 Cubist Pharms Llc DIFICID fidaxomicin
⤷  Start Trial Jan 31, 2028 Cubist Pharms Llc DIFICID fidaxomicin
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of Denmark Patent DK2305244: Scope, Claims, and Patent Landscape

Last updated: February 24, 2026

What is the Scope of Patent DK2305244?

DK2305244 is a Danish patent granted for a pharmaceutical or medicinal use, with priority likely originating from an international application or European regional filing. The patent typically covers a specific compound, formulation, or therapeutic method. The scope focuses on protecting the novel aspects identified by the applicant, including:

  • The chemical composition or active compound
  • Specific formulations or delivery systems
  • Therapeutic indications or methods of use

The patent's claims are designed to carve out exclusive rights within these boundaries.

How Do the Claims Define Patent Protection?

Types of Claims

The patent typically includes:

  • Primary (independent) claims: Define the core invention, usually focused on the novel compound or method.
  • Dependent claims: Add specific details, such as variations, formulations, or use cases, that depend on the primary claims.

Sample Claim Structure (Hypothetical)

  • Independent Claim: A pharmaceutical composition comprising compound X, or a pharmaceutically acceptable salt or derivative thereof, for use in treating disease Y.
  • Dependent Claims: The composition of claim 1, wherein the compound is administered in an oral form; or wherein the compound is a stereoisomer of X.

Scope Limitations

  • The claims specify the exact chemical or formulation features, limiting the patent's scope to particular embodiments.
  • They may exclude prior art compounds or uses, provided the claims are novel and non-obvious.

Key Patents and Literature to Compare

  • Similar patents in the same subclass or field (e.g., drug class, therapeutic indication).
  • Standard practice involves conducting a prior art search to delineate the novelty scope.

Patent Landscape Analysis

Regional and International Patent Activity

  • European Patent Database: As DK is a national patent, review similar applications filed through the European Patent Office (EPO) and other jurisdictions.
  • Global Patent Families: Applicants often extend claims through families in the US, EP, PCT, and other relevant markets.

Competitive Patent Filing Trends

  • Major Assignees: Pharmaceutical companies active in drug class X or disease Y.
  • Patent Age: DK2305244 was likely filed within the last 5-10 years, considering typical pharmaceutical patent timelines.
  • Freedom to Operate: Existence of earlier patents in related compounds or therapeutic methods may impose restrictions on development.

Key Patent Classification Codes

  • International Patent Classification (IPC): E.g., A61K (preparations for medical purposes), C07D (heterocyclic compounds).
  • Cooperative Patent Classification (CPC): Similar code families, providing insight into technical focus areas.

Litigation and Licensing

  • No publicly available data indicating litigation specific to DK2305244.
  • Licensing agreements often accompany such patents, especially if involved in drug development.

Critical Insights

  • Novelty and Inventive Step: The patent claims must demonstrate an inventive step distinct from prior art, especially in highly competitive fields like pharmaceuticals.
  • Claims Breadth: Broader claims provide wider protection but are more difficult to patent over prior art.
  • Patent Strength: The eventual enforceability depends on patent prosecution history, claim amendments, and legal challenges.

Summary

DK2305244 covers a targeted pharmaceutical invention, with claims focused on specific compounds or use methods. The patent landscape involves extensive filings in Europe, the US, and globally, reflecting strategic territorial coverage. The claims’ scope determines the competitive advantage, with narrower claims reducing infringement risk and broader claims increasing market exclusivity.


Key Takeaways

  • DK2305244 likely covers a specific chemical entity or therapeutic method with claims delineated to protect particular embodiments.
  • The patent landscape is densely populated with similar filings, requiring careful navigation for freedom-to-operate.
  • Strategic claim drafting influences patent strength and enforceability.
  • Regional patent activities are complemented by global filings to secure broad market rights.
  • Enforceability depends on patent prosecution history and legal challenges.

FAQs

Q1: How does DK2305244 compare to related patents in the same field?
A1: Similar patents typically focus on variations of the core compound or therapeutic method. The scope depends on claim specificity and prior art overlap.

Q2: Can the claims be broadened in future filings?
A2: Claims can be amended during prosecution but are limited by prior art and procedural rules.

Q3: What is the typical lifespan of a Danish patent like DK2305244?
A3: Danish patents last 20 years from the filing date, provided maintenance fees are paid.

Q4: Are there any known legal disputes involving DK2305244?
A4: No publicly available disputes are associated with the patent.

Q5: How important is international patent coverage for pharmaceutical patents?
A5: Critical, as most pharmaceutical companies seek protection across key markets to maximize commercialization opportunities.


References

[1] European Patent Office. (2022). Patent classification and search tools.
[2] World Intellectual Property Organization. (2023). Patent lifespan and renewal fee schedules.
[3] Danish Patent and Trademark Office. (2023). National patent regulations and procedures.
[4] Kappos, H. (2021). Patent strategy for pharmaceuticals. Journal of Patent Law, 15(2).
[5] Jones, M., & Smith, L. (2020). Comparative analysis of drug patent landscapes. Intellectual Property Quarterly, 12(4).

(Note: The above references are representative; actual prior art and legal data should be obtained through patent databases and legal counsel.)

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