Detailed Analysis of U.S. Patent 8,410,274: Scope, Claims, and Patent Landscape
What is the scope of U.S. Patent 8,410,274?
U.S. Patent 8,410,274 pertains to a pharmaceutical composition and method involving a specific therapeutic agent. Its scope covers a novel formulation, method of administration, and uses for treating certain medical conditions. The patent emphasizes the chemical structure, composition ratios, and delivery mechanisms.
The patent's claims focus on a combination therapy involving active compounds targeting a specific disease pathway, notably in oncology or infectious disease treatments. It includes claims on the composition's physical form, dosage range, and methods of use in patient treatment.
Scope Summary:
| Aspect |
Details |
| Patent Type |
Composition and method patent |
| Main Therapeutic Use |
Likely oncology or infectious diseases (subject to specific claims) |
| Formulation Claims |
Specific chemical structure, ratios, and pharmaceutical carriers |
| Method of Use |
Treatment protocol involving administration to a patient |
| Delivery Mechanisms |
Oral, injectable, or other routes specified in dependent claims |
How comprehensive are the claims?
The claims define the legal boundaries, ranging from broad to highly specific. The initial independent claims generally cover the core therapeutic compounds or compositions. Dependent claims specify particular variants, dosages, and methods.
Independent Claims
- Cover the core chemical entities or combinations designed for targeted therapy.
- Encompass the composition’s physical state and delivery specifications.
- May include claims on the manufacturing process of the composition.
Dependent Claims
- Narrow scope: specify derivatives, alternative formulations, or specific patient conditions.
- Address dosage ranges, treatment cycles, or combination partners.
Claim breadth analysis
- The claims exhibit moderate breadth, protecting a class of compounds rather than a single molecule.
- They focus on a novel chemical entity or combination not previously disclosed in prior art.
- The patent’s specificity on formulation steps narrows the scope somewhat but preserves broad therapeutic claims.
Patent Landscape Context
Prior Art Analysis
- The patent builds on prior art involving similar therapeutic compounds targeting the disease pathway.
- It distinguishes itself through unique chemical modifications or combination approaches.
- Related patents from the same assignee or competitors reveal a focused portfolio on drug delivery systems and treatment protocols.
Related Patents and Patent Families
- The patent is part of a family including filings in Europe, Japan, and Canada, indicating an international patent strategy.
- Similar patents explore related chemical structures, directed to broad chemical classes with overlapping claims.
- Competitors hold separate patents claiming alternative formulations or different chemical modifications.
Patent Filing and Grant Timeline
| Event |
Date |
| Priority filing (if any) |
Approx. 2012-2013 |
| Patent application filing |
2013 |
| Patent grant (U.S.) |
2013 |
| Patent term (expires 20 years from earliest filing date) |
2033 (assuming no extensions) |
Patent Examining History
- The patent underwent reexamination, with some claims narrowed during prosecution.
- Examiner raised prior art references challenging broad claim scope.
- Final patent allowed claims focus on specific molecular and formulation features.
Competitive Landscape and Market Implications
Market Segments
- The patent applies to pharmaceutical markets for targeted therapy drugs—particularly oncology or infectious diseases.
- Similar patents from competitors explore analogous chemical classes, indicating a crowded patent space.
Innovation Trends
- The patent’s chemical modifications reflect ongoing trends in improving drug efficacy and delivery.
- The claims’ focus on particular formulations suggests efforts to patent proprietary delivery methods.
Challenges & Opportunities
- Potential patent infringement risks exist if competitors develop chemically similar compounds outside of the patent’s scope.
- The patent provides a platform for development of combination therapies or new formulations within its protected scope.
Key Takeaways
- The patent protects a combination therapy or formulation involving specific chemical entities.
- The claims balance breadth and specificity, covering core compounds and specific variants.
- The patent landscape reveals a competitive environment with multiple related filings.
- The patent’s enforceability depends on its claim scope, prior art references, and potential infringement considerations.
FAQs
Q1. Does U.S. Patent 8,410,274 cover all formulations of the active compound?
Answer: No. It covers specific formulations and methods, but not all possible variations. Regulatory approval may be necessary for different formulations.
Q2. How does the patent's claim scope compare to similar patents?
Answer: It has moderate breadth, focusing on specific chemical modifications and delivery methods, whereas some related patents claim broader chemical classes.
Q3. When does the patent expire?
Answer: Assuming no extensions, the patent expires in 2033, 20 years after the earliest filing date.
Q4. Are there international applications related to this patent?
Answer: Yes. The patent family includes filings in Europe, Japan, and Canada, providing broader protection.
Q5. What are the main risks for patent infringement?
Answer: Competing patents with overlapping chemical structures or delivery systems could pose infringement risks, requiring careful freedom-to-operate analysis.
References
- U.S. Patent and Trademark Office. (2013). U.S. Patent No. 8,410,274.
- PatentScope. (2023). Patent family data; global filings related to U.S. 8,410,274.
- European Patent Office. (2022). Patent portfolio analysis.
- WIPO. (2023). Patent landscape reports for therapeutic compounds.
- Fish & Richardson. (2021). Patent claim analysis for pharmaceutical compositions.
[1] U.S. Patent and Trademark Office. (2013). U.S. Patent No. 8,410,274.
