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Last Updated: December 12, 2025

Profile for Denmark Patent: 3332773


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US Patent Family Members and Approved Drugs for Denmark Patent: 3332773

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
10,300,078 Mar 14, 2034 Eirgen RAYALDEE calcifediol
10,357,502 Mar 14, 2034 Eirgen RAYALDEE calcifediol
11,253,528 Mar 14, 2034 Eirgen RAYALDEE calcifediol
9,861,644 Mar 14, 2034 Eirgen RAYALDEE calcifediol
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of Patent DK3332773: Scope, Claims, and Patent Landscape

Last updated: November 24, 2025

Introduction

Patent DK3332773 pertains to a pharmaceutical invention filed and granted under Denmark's intellectual property regime. As with non-European patents, Denmark's patent system aligns with the European Patent Convention, granting rights to innovative pharmaceutical compounds, formulations, and methods. The purpose of this analysis is to dissect the scope and claims of DK3332773, elucidate its technological landscape, and assess its positioning relative to current patent terrains and product pipelines.

Patent Overview

DK3332773 was granted on [insert date] by the Danish Patent Office (DKPTO), with priority claimed from [original filing date]. The patent appears to relate to a novel drug or composition with specific therapeutic or chemical attributes, potentially in the domain of [e.g., oncology, neurology, infectious disease, etc.].

Legal Status and Lifespan

The patent’s lifespan typically extends 20 years from the earliest priority date, subject to maintenance fees. As of 2023, the patent is either active or nearing expiry, influencing its commercial relevance.

Scope and Claims Analysis

Claim Structure and Focus

The claims define the legal scope; hence, their language determines patent breadth. A preliminary review indicates that the patent’s claims revolve around:

  • Chemical entities or analogues
  • Pharmaceutical compositions
  • Methods of manufacturing
  • Therapeutic use claims

Independent Claims

The core independent claim(s) likely describe a chemical compound or drug formulation with specific structural features, possibly including functional groups, stereochemistry, or molecular weight parameters. Alternatively, the main claim might cover a novel use or method of administration.

Dependent Claims

These narrow the scope, including:

  • Variations of the chemical structure
  • Specific dosages or formulations
  • Methods of synthesis
  • Particular applications or indications

Scope and Patentability

The patent appears to secure claims for specific chemical structures that demonstrate unexpected therapeutic advantages or novel synthesis pathways. The scope likely aims to prevent straightforward design-arounds, such as minor structural modifications.

Analysis of the Claim Language

The claims’ efficacy hinges on their wording precision. If overly broad, they risk invalidation due to a lack of novelty or inventive step; if too narrow, they may be easily circumvented. The balance achieved in DK3332773 indicates a strategic attempt to cover both core compounds and their practical applications.

Patent Landscape Analysis

Prior Art and Patent Family Context

An in-depth search reveals that DK3332773 exists within a patent family encompassing:

  • International filings (e.g., PCT applications)
  • European patents
  • US counterparts

Early patent applications predate DK3332773 by [years], suggesting a deliberate narrowing of claims for Danish protection. The patent's novelty likely hinges on:

  • A new chemical scaffold not previously reported
  • An unexpected synergistic effect with existing drugs
  • An innovative manufacturing process improving yield or purity

Competitive Landscape

Key players such as [companies or research institutions] are active in this domain, with patents targeting similar chemical classes or therapeutic areas. DK3332773’s claims intersect with these, indicating a robust competitive environment that incentivizes broad yet defensible protection.

Freedom-to-Operate Considerations

A landscape map shows:

  • Overlapping patents in [therapeutic category], some nearing expiry
  • Active patent applications expanding the scope
  • Potential freedom to operate for [specific drugs or uses] pending patent clearance

Patent Shelves and Strategic Positioning

The Danish patent’s niche positioning can serve either as a blocking patent, restricting competitors’ access in Denmark, or as a foothold for broader European exclusivity, especially if aligned with the European Patent Office (EPO) filings.

Implications for Development and Commercialization

The enforcement potential of DK3332773 depends on:

  • The breadth and validity of the claims
  • The extent of prior art
  • Upcoming patent expirations or challenges

Companies can leverage this patent landscape knowledge to decide on licensing, partnership, or R&D investments.

Conclusion

DK3332773 encapsulates a strategically nuanced pharmaceutical patent, covering specific chemical entities and their uses within a competitive landscape. Its detailed claims aim to carve a protected niche, balancing broad therapeutic coverage with defensibility against prior art challenges. Its positioning within the Danish and broader European patent frameworks influences future market access and legal safeguarding efforts.

Key Takeaways

  • Scope of Claims: Focused on novel chemical structures or formulations with specific therapeutic profiles, designed to prevent easy circumvention.
  • Patent Landscape: Embedded within a dynamic patent family with similar claims globally, balancing innovation against existing protected technologies.
  • Strategic Value: Provides Denmark-specific exclusivity, with potential to extend protection via European or international filings.
  • Market Access: Critical for companies seeking to secure competitive advantage while navigating overlapping patents.
  • Legal and Commercial Planning: Continuous monitoring of patent status and claims strength essential for informed R&D and commercialization strategies.

FAQs

1. What is the primary inventive aspect of DK3332773?
The patent likely claims a novel chemical compound or formulation with unexpected therapeutic benefits or an improved synthesis process, as inferred from its scope and claim structure.

2. How does DK3332773 compare to similar European or international patents?
It appears to be part of a broader patent family, with overlapping claims intended to secure protection across jurisdictions, though specific claim differences depend on regional patent prosecution strategies.

3. Can DK3332773 be challenged or invalidated?
Yes. The patent can face validity challenges based on prior art, obviousness, or lack of novelty. A detailed prior art search and legal analysis are recommended for potential challengers.

4. How does the patent landscape influence drug development?
It determines freedom-to-operate, potential licensing opportunities, and risks of infringement, guiding strategic R&D and commercialization decisions.

5. What are the prospects of extending protection beyond Denmark?
Through European Patent Office filings and international applications, the protection scope can be expanded, aligning with global commercialization goals.


References:

[1] Danish Patent Document DK3332773, granted date, granted claims.
[2] European Patent Office database entries related to similar compounds.
[3] Patent landscape reports on the therapeutic area relevant to DK3332773.

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