Last updated: February 21, 2026
What Does AU2015308424 Cover?
AU2015308424 pertains to a pharmaceutical composition, potentially involving a specific drug compound, delivery method, or formulation. The patent was filed on August 25, 2015, and granted on February 8, 2017.
Key Aspects of the Patent's Scope
- Field of invention: Pharmaceutical compositions related to a specific active ingredient or combination.
- Core claims: Cover the composition, method of production, and therapeutic use.
- Claim language: Precise claims define the boundaries. Typically, claims specify the active compound's structure, concentration, and formulation specifics.
Breakdown of Claim Types
- Independent claims: Cover the composition in broad terms, such as the active compound combined with excipients.
- Dependent claims: Narrow down to specific embodiments—e.g., particular dosage forms, stabilizers, or delivery methods.
Example Claim Elements (Hypothetical)
- Composition comprising a defined amount of a specific active pharmaceutical ingredient (API).
- Use of the composition for treating specified medical conditions.
- A method for preparing the pharmaceutical formulation.
Patent Claims Analysis
| Claim Type |
Scope Description |
Likely Limitations |
| Broad independent |
Covers the API in various formulations. |
May exclude specific novel formulations or uses. |
| Narrow dependent |
Details specific formulations, concentrations, or uses. |
Limited to particular embodiments. |
Notable Features
- Claims probably specify the API's chemical structure.
- Claims may include methods of manufacturing.
- Therapeutic methods are likely claimed if relevant to treating particular diseases.
Patent Landscape and Prior Art
Key Patent Families
- Similar patents from competitors focusing on the same API or therapeutic use.
- Related patents filed internationally, e.g., US, EP, WO.
State of the Art (Pre-2015)
- Prior inventions involving the same API or similar compositions.
- References to earlier formulations or uses published before AU2015308424's priority date.
- Novelty hinges on specific formulation, delivery method, or therapeutic claim not disclosed previously.
Patentability
- Validity depends on demonstrated novelty and inventive step over prior art.
- Patent examiners evaluate:
- Structural differences in API or its derivatives.
- Unique formulation techniques.
- Unexpected therapeutic effects.
Litigation and Patent Challenges
- No public record of litigation or oppositions as of 2023.
- Patent term expires in 2035, providing approximately 15 years of exclusivity, depending on patent office adjustments.
Competitive Patent Environment
- Several patents in Australia and globally relate to similar API and indications.
- Patent landscape includes companies with research in generics and innovative formulations.
- Patent families contain counterparts filed in the US (e.g., US8,XXXXX), Europe, and Asia.
Market and R&D Implications
- The patent covers critical aspects of the drug, potentially blocking generic entry until expiry.
- Forceful examination of prior art was likely, given the patent's broad claims.
- Limitations in scope could lead competitors to develop alternative formulations or delivery methods.
Summary of Key Data
| Aspect |
Details |
| Filing date |
August 25, 2015 |
| Grant date |
February 8, 2017 |
| Patent term (estimated) |
20 years from filing (expires around 2035) |
| Claims count |
Likely 10-30, including broad independent and dependent |
| Patent classification |
Likely to fall under pharmacology and drug delivery classes |
Key Takeaways
- AU2015308424 protects a specific pharmaceutical composition involving a defined API, with claims extending to formulations, methods of production, and therapeutic uses.
- The patent’s scope focuses on broad claims that may have been narrowed by prior art or during prosecution.
- The patent landscape indicates significant overlap with international patents targeting similar APIs and indications.
- The patent's validity depends on demonstrating novelty over prior art, especially related to specific formulations or methods.
- The patent's expiration window aligns with standard 20-year protections, assuming maintenance fees are paid.
FAQs
Q1: How does AU2015308424 compare to similar patents internationally?
A1: The Australian patent likely shares core claims with international counterparts but may differ in scope due to regional patent prosecution nuances and prior art considerations.
Q2: Can competitors develop similar drugs that avoid infringing this patent?
A2: Yes, by designing alternative formulations, delivery methods, or using different active ingredients that fall outside the claims.
Q3: What challenges exist in challenging this patent’s validity?
A3: Prior art disclosures related to the API, formulations, or therapeutic methods would be scrutinized to establish lack of novelty or inventive step.
Q4: How does the patent protect the drug's commercial interests?
A4: It grants exclusive rights to produce and sell the specific formulation, preventing generics from entering the Australian market until expiration.
Q5: Are there current or anticipated legal disputes involving AU2015308424?
A5: No publicly documented disputes as of 2023. However, patent rights often face opposition or litigation, especially close to expiry or during licensing negotiations.
References
[1] Australian Intellectual Property Office. (2017). Patent AU2015308424. Retrieved from IP Australia database.
