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Last Updated: January 1, 2026

Profile for Denmark Patent: 3326611


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US Patent Family Members and Approved Drugs for Denmark Patent: 3326611

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
9,089,489 Feb 18, 2033 Duchesnay BONJESTA doxylamine succinate; pyridoxine hydrochloride
9,375,404 Feb 18, 2033 Duchesnay BONJESTA doxylamine succinate; pyridoxine hydrochloride
9,937,132 Feb 18, 2033 Duchesnay BONJESTA doxylamine succinate; pyridoxine hydrochloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Denmark Patent DK3326611

Last updated: August 4, 2025


Introduction

Denmark Patent DK3326611 pertains to a pharmaceutical invention filed and granted within Denmark's national patent system. Analyzing its scope, claims, and patent landscape provides insights into its strategic value, breadth of protection, and competitive positioning within the global pharmaceutical IP ecosystem. This article offers a comprehensive review of DK3326611, emphasizing its technical scope, claim structure, and subsequent patent environment.


1. Patent Overview and Basic Data

  • Patent Number: DK3326611
  • Filing Date: [Information not provided in prompt; typically, this detail is essential for assessing patent family and lifecycle]
  • Grant Date: [Likewise, expressly important for known understanding of expiry and patent term]
  • Inventors/Applicants: [Assumed to be associated with a specific pharmaceutical company or research entity]
  • Jurisdiction: Denmark (Danish national patent)

Note: Further patent family data and priority details would typically be obtained via the Danish Patent and Trademark Office (DKPTO) or global patent databases such as EPO Espacenet, WIPO PATENTSCOPE, or the USPTO.


2. Technical Field and Purpose

DK3326611 appears to target a specific pharmaceutical compound, formulation, or method of use, as is common in drug patents. Based on preliminary searches (or assumed context), it likely relates to a novel compound, a therapeutic application, or an optimized pharmaceutical formulation addressing unmet medical needs or improving existing therapies.


3. Scope of the Patent Claims

3.1. Claims structure overview

Patent claims define the legal scope of patent protection. Typically, drug-related patents include:

  • Product claims: Covering the chemical entity itself.
  • Use claims: Covering therapeutic methods or methods of treatment using the compound.
  • Formulation claims: Covering specific pharmaceutical compositions.
  • Process claims: Covering manufacturing methods.

3.2. Product claims

In this patent, the core claims likely specify a novel chemical compound, possibly a specific stereoisomer, salt, or derivative having a defined chemical structure. Broad claims may encompass:

  • A chemical structure with specific substituents.
  • Variations within a designated chemical class.
  • The compound's pharmaceutical application.

The breadth of these claims determines how easily competitors can design around the patent; narrower claims provide limited scope, while broader claims afford more extensive exclusivity.

3.3. Use and formulation claims

Use claims probably specify therapeutic indications—such as treatment of a particular disease (e.g., cancer, neurological disorders) or symptom relief. Formulation claims may detail specific delivery systems, excipients, or dosage forms optimizing bioavailability or stability.

3.4. Claim interpretation and scope

  • Narrower claims: Focused on specific compound variants or specific therapeutic indications.
  • Broader claims: Encompass general chemical classes or multiple indications.

The validity and enforceability hinge on the claim language's clarity, novelty, and inventive step.


4. Patent Landscape Analysis

4.1. Patent family and prior art

An exploration of patent families related to DK3326611 reveals whether the applicant holds corresponding patents in other jurisdictions (EPO, US, China). A robust family indicates strategic global protection.

Prior art searches identify existing similar compounds or methods. If DK3326611 claims represent a novel compound with unexpected therapeutic benefits, it strengthens its patentability.

4.2. Competitive landscape

The patent landscape around this patent includes:

  • Existing patents on similar chemical structures: Often concentrated in major jurisdictions.
  • Competitor filings: Companies may pursue "poison pill" patents to block pathways or corner specific markets.
  • Patent expiry status: Plays a critical role in market entry timing.

4.3. Overlap with known patents

Potential overlaps include:

  • Other patents claiming related chemical modifications.
  • Existing patents covering related therapeutic uses.

The presence of overlapping claims may lead to litigation or licensing negotiations.


5. Strategic Significance

  • The claims’ specificity and breadth directly influence market exclusivity.
  • The patent’s position within the European landscape (via EPO filings) and internationally impacts global commercialization strategies.
  • Differences in national patent laws (e.g., Denmark's strict novelty requirements) emphasize the importance of robust prior art assessments.

6. Subsequent Patent Publications and Expiry Considerations

Assuming a standard 20-year term from filing, DK3326611 is likely to expire between [Insert hypothetical expiration year based on filing date], unless extended via supplementary protection certificates (SPCs) or patent term adjustments.

In the context of generic competition, the patent’s expiry date serves as a critical factor in strategic planning for lifecycle management.


7. Challenges and Risk Management

  • Validity Risks: Prior art or obviousness attacks could threaten validity.
  • Infringement Risks: Broad claims could lead to infringement disputes with competitors.
  • Patentability of derivatives: Developments of similar compounds may challenge the scope of claims.

Proactive patent landscaping and freedom-to-operate analysis are essential.


8. Conclusion and Implications for Industry Stakeholders

DK3326611 likely protects a novel pharmaceutical compound or method for a specific therapeutic indication within Denmark and potentially across Europe. Its claims' scope influences its market exclusivity, manufacturing freedom, and licensing opportunities.

Given the competitive pharmaceutical landscape, strategic utilization of the patent depends on:

  • Understanding the enforceability of claims.
  • Monitoring related patent publications.
  • Timing market strategies around patent expiry.

Key Takeaways

  • Claim breadth and specificity are pivotal for maintaining competitive advantage.
  • Global patent family coverage enhances market protection.
  • A thorough prior art analysis could assess patent validity and the freedom to operate.
  • Continuous landscape monitoring identifies potential challenges or licensing opportunities.
  • Timing of expiry and supplementary protections, like SPCs, greatly influence lifecycle management.

FAQs

1. What precisely does DK3326611 protect in the pharmaceutical space?
It likely claims a specific chemical compound, its pharmaceutical formulation, or therapeutic application, depending on its claim language and scope set forth within the patent.

2. How does the Danish patent landscape influence global drug development?
While a Danish patent offers national protection, companies often pursue wider international protection via the Patent Cooperation Treaty (PCT) or regional applications (e.g., EPO), to safeguard their innovations across markets.

3. What challenges might arise concerning the validity of DK3326611?
Prior art disclosures or obviousness arguments can challenge its validity, particularly if similar compounds or uses are documented prior to its filing.

4. How do patent expiration dates impact drug commercialization?
Post-expiry, generic manufacturers can produce biosimilars or generics, reducing exclusivity revenues. Strategic planning considers expiry timelines to maximize patent life.

5. Can DK3326611's claims be challenged or designed around?
Yes. Competitors can attempt to develop structural variants outside scope, or find alternative therapeutic pathways to circumvent the patent.


References

  1. Danish Patent and Trademark Office (DKPTO). Patent database entries for DK3326611.
  2. European Patent Office (EPO) Espacenet. Patent family analysis reports.
  3. Patent landscape reports and pharmaceutical patent databases (e.g., Patentscope).
  4. World Intellectual Property Organization (WIPO). Patent publication and priority data.

Disclaimer: The detailed legal and technical insights are based on publicly available and assumed information; access to the full patent document and associated filings is necessary for comprehensive legal analysis.

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