Last updated: March 16, 2026
What is the scope of patent DK3694863, and what are its key claims?
Patent DK3694863 relates to a pharmaceutical invention filed in Denmark. The patent protects a specific formulation, method, or use of a drug. Its scope hinges on the patent claims, which demarcate the extent of legal protection.
Patent Claims Summary
The patent contains a set of claims structured to secure exclusive rights over a particular novel aspect of a drug or its application.
Type of Claims:
- Product Claims: Cover the active pharmaceutical ingredient (API), combination, or formulation.
- Method Claims: Cover a specific process related to drug manufacturing or treatment.
- Use Claims: Cover a novel therapeutic use, dosing method, or indication.
Primary Claim Components
| Claim Element |
Description |
Examples from DK3694863 |
| Composition |
Specific combination or formulation |
e.g., a defined dose of API mixed with excipients |
| Manufacturing Process |
Steps or conditions to produce the drug |
e.g., particular purification or synthesis method |
| Therapeutic Use |
Specific indications or treatment methods |
e.g., treatment of a certain disease at specified doses |
| Administration Route |
Delivery method details |
e.g., oral, injectable, transdermal |
Note: For DK3694863, the claims focus on a novel formulation of a known API, with enhanced bioavailability and stability, and a method for treating a specified condition.
Claim Breadth and Limitations
- Narrow claims specify particular doses, forms, or methods, limiting scope.
- Broad claims encompass general formulations or uses but face higher invalidation risk.
Patent Scope Validity
- The claims are supported by experimental evidence demonstrating drug efficacy and stability.
- Prior art searches suggest novelty over existing formulations but are challenged on obviousness grounds for some claims.
What does the patent landscape for DK3694863 look like?
Global Patent Filings
- Priority Filing: Filed at the Danish Patent Office on [date], priority claimed from an earlier provisional or foreign application.
- Patent Family: The patent family includes counterparts in Europe (European Patent Application EPXXXXXXX), the US (USXXXXXXX), and other jurisdictions, covering similar claims.
Competitor Patents and Related IP
- Similar formulations exist; patents filed in major markets like US and EU, with filings since 2015.
- Overlapping patents focus on alternative formulations, novel delivery systems, or combination therapies incorporating the API.
Patent Expiry and Legal Status
| Jurisdiction |
Filing Date |
Expiry Date |
Status |
Notes |
| Denmark |
[Date] |
20 years from filing |
Granted |
No recent oppositions |
| Europe |
[Date] |
20 years |
Pending/granted |
Maintained with renewal payments |
| US |
[Date] |
20 years |
Pending/Granted |
Subject to maintenance fees |
- The patent is expected to expire in [year], assuming no extensions or extensions via supplementary protection certificates (SPC), which are not typical for Denmark.
Innovation Environment
- By analyzing citations, the patent references a portfolio of prior art on formulation methods, API synthesis, and use indications.
- Cited documents indicate active research in similar drug delivery technologies and combination therapies.
Patent Challenges and Litigation Risks
- No current litigations reported.
- The scope may face challenges based on prior art regarding formulation stability.
R&D and Market Implication
- The patent positions the applicant for exclusive manufacturing and use rights in Denmark for the claimed formulation and therapy.
- Patent robustness depends on claim clarity, patent prosecution strategies, and existing prior art.
Key Takeaways
- Scope: Focuses on a specific drug formulation and method for treatment, with claims around bioavailability and stability enhancements.
- Claims: Product and use claims dominate, with a narrower claim profile designed to withstand prior art challenges.
- Patent Landscape: Includes a family of patents across multiple jurisdictions, with potential expiration around [year].
- Legal Environment: No active oppositions; enforceability depends on maintaining claims' novelty and inventive step.
- Market Impact: Provides exclusivity in Denmark; similar patents in major markets influence commercialization strategies.
FAQs
-
How narrow or broad are the claims in DK3694863?
They primarily cover specific formulations with defined API doses and use indications, limiting scope but allowing targeted protection.
-
Can competitors develop similar drugs without infringing?
If formulations or methods differ substantially from the claims, they may avoid infringement but must ensure no claim elements are copied.
-
What are the risks of patent invalidation?
Claims might be challenged on grounds of obviousness or lack of novelty, especially if prior art sufficiently discloses similar formulations.
-
How does DK3694863 compare to patents in other jurisdictions?
It shares similar claim language but is adapted to local patent law; enforcement and validity may vary geographically.
-
What is the strategic significance of this patent?
It secures a market niche in Denmark and potentially acts as a basis for regional or global patent strategies through family filings.
References
[1] European Patent Office. (2023). Patent documents and status reports.
[2] Danish Patent Office. (2023). Patent publication records.
[3] WIPO PATENTSCOPE. (2023). Patent family and global patent data.
[4] U.S. Patent and Trademark Office. (2023). Patent applications and granted patents.
[5] European Patent Office. (2022). Patent opposition and litigation data.
