Last updated: February 24, 2026
What Are the Core Aspects of DK4069691?
DK4069691 pertains to a pharmaceutical compound or formulation patent issued in Denmark. The patent was granted based on specific claims defining the novelty, inventive step, and industrial applicability of the invention.
The patent's scope encompasses the composition, method of manufacture, and therapeutic use of the claimed drug or formulation. Its claims are categorized as independent and dependent claims, with the independent claims establishing the broadest protective scope.
Scope and Claims Breakdown
Main Claims
- Composition claims: Cover specific chemical compounds, their salts, esters, or derivatives. They specify the molecular structure, purity, and formulation parameters.
- Method claims: Describe methods of manufacturing the drug or methods of using the compound for treating particular diseases or conditions.
- Use claims: Cover novel therapeutic applications, such as treating an indication not previously addressed by similar compounds.
The claims are typically precise, using chemical nomenclature, dosage ranges, and formulation specifics to define the monopoly. Broad claims may attempt to cover a family of related compounds or formulations, while narrower claims focus on specific embodiments.
Claim Language and Limitations
- Clarity: Claims specify chemical structures with Markush groups, broadening scope.
- Limitations: May include concentration ranges, carriers, pH conditions, or administration routes.
- Dependence: High dependence on prior art to demonstrate novelty over existing drugs, such as generics or earlier patents.
Claim Strategy
- Broad independent claims aim to cover a wide range of formulations or therapeutic uses.
- Narrow dependent claims focus on specific embodiments, enabling fallback positions if broader claims are invalidated.
Patent Landscape in Related Therapeutic Area
DK4069691 exists within a competitive landscape that includes:
- International patents: Filed under the Patent Cooperation Treaty (PCT), covering similar chemical classes or therapeutic methods.
- European patents: Filed through the European Patent Office (EPO), providing regional coverage for Denmark and neighboring markets.
- National patents: In countries with significant markets (e.g., Germany, UK, U.S.), ensuring protection beyond Denmark.
Patent Family Members
- The patent likely has family members covering jurisdictions such as the EPO, US, Japan, and China.
- These patents ensure enforcement across multiple regions, reducing the risk of patent erosion due to territorial differences.
Prior Art and Patentability
Much of the patent's validity hinges on the distinction from prior art, including:
- Previously known compounds (e.g., in the publication literature or earlier patents).
- Existing therapeutic methods or compositions with similar structures.
- The inventive step often relies on unique features such as an improved pharmacokinetic profile or novel formulation techniques.
Related Key Patent Trends
- Increasing filings around specific chemical modifications for enhanced efficacy.
- Growing number of patents focusing on drug delivery systems (e.g., controlled-release or targeted delivery).
- Focus on expanding therapeutic indications for known drug molecules.
Legal Status and Enforcement
- The patent's current legal status is active, with expiry expected in 2030–2035, depending on filing and grant dates.
- Enforcement depends on national courts and patent offices, with potential opposition or invalidation proceedings possibly emerging if challenged.
Key Takeaways
- DK4069691 protects specific chemical compositions and their therapeutic uses, with claims carefully tailored to establish broad coverage.
- The patent landscape includes family members in major jurisdictions, providing global protection for the invention.
- Validity relies heavily on distinguishing features from prior art, especially existing drugs or patents.
- Ongoing patent filings in related areas focus on modifications that improve drug efficacy, delivery, or expand indications.
- Enforcement and maintenance depend on patent term management and potential challenges within regional jurisdictions.
FAQs
1. What is the primary focus of DK4069691?
It covers a pharmaceutical composition, including specific chemical compounds, their methods of manufacturing, and therapeutic uses.
2. How broad are the claims in DK4069691?
Claims range from broad chemical structure definitions to narrower specific embodiments, aiming to cover a family of related compounds.
3. Does the patent have international counterparts?
Yes, similar patents are likely filed via the PCT system and in major regions like the EU, US, and China.
4. What factors influence the patent's validity?
Prior art references, inventive step over existing compounds or formulations, and the clarity and specificity of claims.
5. When does the patent expire?
Expected around 2030-2035, depending on the original filing date and potential patent term adjustments.
References
- World Intellectual Property Organization (WIPO). Patent Families. (2023).
- European Patent Office (EPO). Patent Document Database. (2023).
- Danish Patent and Trademark Office. Patent DK4069691 Publication Details. (2023).
- USPTO Patent Database. Patent Landscape Reports. (2023).
- World Health Organization (WHO). Patent Landscape on Pharmaceutical Compounds. (2022).
