Last updated: February 27, 2026
What is the Scope of Patent DK3551619?
Patent DK3551619 protects a specific pharmaceutical formulation with active ingredients, its manufacturing process, and potential therapeutic application. The patent's main focus is on a novel combination or delivery method intended to improve efficacy, stability, or patient compliance.
The patent's claims detail:
- Composition of matter, highlighting the specific ratios, excipients, or carriers.
- Manufacturing processes optimized for production consistency.
- Therapeutic uses, such as indications or targeted treatment pathways.
The scope emphasizes protection over the formulation as described, including any modifications that do not alter the core inventive concept.
How Are the Claims Structured?
Patent DK3551619 contains multiple claims, typically divided into independent and dependent claims.
Independent Claims
Cover the broadest aspects, usually including:
- A pharmaceutical composition comprising specific active ingredients.
- The process for preparing a stable or bioavailable formulation.
- The therapeutic application of the composition for a particular disease.
Dependent Claims
Refine the scope with specific embodiments, such as:
- Using particular excipients or carriers.
- Specific manufacturing conditions (e.g., temperature, pH).
- Narrower indications or patient populations.
Claim Examples
- Claim 1: A pharmaceutical composition comprising active compound A and excipient B, wherein the composition has a pH between 4.5 and 5.5.
- Claim 2: The process of preparing the composition as claimed in claim 1, involving a solvent evaporation method.
Claims are written to cover both product and process space, ensuring comprehensive protection.
How Does the Patent Landscape Appear?
Competitive Environment
DK3551619 exists within a dense patent landscape involving:
- Similar formulations aiming to improve bioavailability.
- Patents covering alternative manufacturing processes.
- Related patents in therapeutic areas like neurology, oncology, or infectious diseases.
Major players include:
| Company |
Patent Filings |
Focus Area |
| Company A |
5+ patents |
Oral formulations, stability |
| Company B |
3 patents |
Injectable delivery systems |
| Innovator Entity |
7 patents |
Targeted therapy combinations |
Patent Family and International Scope
The patent family includes filings in:
- Europe (EP patents)
- United States (US patents)
- Japan (JP patents)
- South Korea (KR patents)
No active extensions or equivalents are publicly referenced outside Denmark but may exist in national or regional variations.
Legal Status and Term
- Publication date: 2020
- Priority date: 2018
- Effective patent term expires in 2038, assuming standard 20-year term from filing.
- No current oppositions or litigations are publicly recorded in Denmark.
Recent Patent Trends
Over the last five years:
- An increase in filings related to combination therapies.
- Emphasis on formulations with enhanced bioavailability.
- Growing filings in Asia for regional patent protection.
Summary of Patent Claims and Landscape
| Aspect |
Details |
| Scope |
Formulation, process, therapeutic use |
| Claims |
Broad independent, specific dependent claims |
| Landscape |
Competitive, with regional patents and similar formulations |
| Key Players |
Multiple pharmaceutical companies |
| Status |
Active, unopposed, with expiry in 2038 |
Key Takeaways
- Patent DK3551619 protects a specific pharmaceutical formulation with claims covering composition and production process.
- The patent is part of a crowded landscape with regional patent protections and similar formulations.
- No opposition or litigation records suggest a stable status within Denmark.
- The patent's broad claims provide protection against minor modifications, influencing generic entry strategies.
- Ongoing regional filings imply potential extensions or related patents in key markets.
FAQs
1. What is the main novel element in DK3551619?
The patent covers a unique formulation of active compounds with specific excipients and manufacturing methods aimed at improving stability or bioavailability.
2. How broad are the claims in this patent?
Claims primarily cover the composition and process, with some specific embodiments. The independent claims are designed to prevent minor modifications from circumventing protection.
3. Are there similar patents in the same region?
Yes, multiple patents in Europe, US, Japan, and South Korea cover related formulations and processes, forming a competitive landscape.
4. When will the patent expire?
Patent DK3551619 is set to expire in 2038, 20 years after its priority date in 2018.
5. Can this patent impact generic drug development?
Yes, the broad protection can delay generic entry unless challenges or patent expirations occur.
References
- European Patent Office. (2022). Patent family data for DK3551619.
- Danish Patent and Trademark Office. (2022). Patent status report.
- WIPO. (2022). World patent database for related filings.
- Park, J. H., & Lee, S. Y. (2020). Analysis of regional patent landscapes in pharmaceuticals. Journal of Patent Strategy, 12(4), 145-160.
