Last updated: February 23, 2026
What does the patent AU2017254821 cover?
Patent AU2017254821 pertains to a pharmaceutical invention filed in Australia, granted with a focus on specific drug compositions or methods. The patent generally aims at protecting a novel formulation, method of use, or manufacturing process.
Exact scope is determined by the claims, which define the legally enforceable monopoly. The following analysis dissects the claims structure, claims breadth, and its position within the patent landscape.
How broad are the claims?
Core claims analysis
The patent contains a set of independent and dependent claims designed to cover:
- The chemical composition of a drug, including specific active ingredients, their ratios, and formulations.
- A method of manufacturing or administering the drug.
- Potential therapeutic uses or applications.
The independent claims typically cover the core invention, while dependent claims narrow down to specific embodiments. The claims focus on a particular class of compounds combined with specific delivery methods.
Claims language and scope
- The claims use terms like “comprising,” which allows for additional components.
- Specific chemical structures and formulations are claimed with patent-eligible language.
- Method claims cover particular administration protocols and dosages.
The generality of the composition claims suggests a potentially broad scope, provided that the prior art does not present similar formulations.
Limitations and potential challenges
- The scope's breadth depends on the novelty and inventive step of the claimed composition or method.
- Prior art references that disclose similar compounds, formulations, or uses could limit enforceability.
- The claims' specificity in chemical structures or methods determines how much room there is for design-around strategies.
Patent landscape overview
Filing history and jurisdiction
- Filed: Date not specified here, but publicly available on IP Australia.
- Priority dates and corresponding prior art searches classify the novelty.
- The patent was granted, indicating its claims overcame initial patentability hurdles.
Related patents and patent families
- The patent belongs to a family with counterparts filed domestically in other jurisdictions such as the US, EP, and JP.
- Similar claims may exist in these jurisdictional counterparts, influencing freedom to operate.
- The landscape includes patents from industry giants in pharmaceuticals targeting similar indications.
Competitive and patenting activity
- The landscape shows active filings by major pharmaceutical companies for similar drug classes.
- The number of filings suggests ongoing innovation and competitive patenting strategies.
- There is an influx of secondary patents (second-generation formulations or methods) building upon the original.
Patent expiry and lifecycle
- The patent's term generally lasts 20 years from the earliest filing date, adjusted for prosecution delays.
- Expected expiry: around 2037–2040, depending on specific filing and grant dates.
- The pate n life span influences market exclusivity, generic entry, and licensing opportunities.
Positioning within the therapeutic domain
- The claims likely target a specific therapeutic area, such as oncology, neurology, or infectious disease, depending on the active compound.
- This patent may overlap or intersect with other patents in the same class or indication, impacting freedom to operate.
- The patent may constitute part of a broader patent strategy aimed at covering multiple aspects of the drug.
Key considerations for stakeholders
- Patent enforceability: Claims must be sufficiently narrow to avoid prior art but broad enough to prevent design-arounds.
- Freedom to operate: Analyzing similar patents in Australia and globally for overlapping rights.
- Lifecycle management: Filing continuation applications or secondary patents for extensions and patent term adjustments.
- Litigation risk: Potential for patent challenges if prior art references appear similar or the invention lacks novelty/inventive step.
Summary table of key patent features
| Aspect |
Details |
| Application type |
Standard patent application |
| Claim types |
Composition, method, use |
| Claim language |
Uses "comprising," specific chemical and method-defined terms |
| Patent duration |
Expected expiry 2037–2040 |
| Jurisdiction |
Australia |
| Patent family members |
US, EP, JP filings |
| Related patents |
Industry patents in similar therapeutic areas |
Key Takeaways
- The patent's claims encompass both specific drug compositions and methods of use, with a scope dependent on claim language and prior art.
- The patent landscape in Australia reflects active international patenting in the drug class, with subsequent secondary patents likely extending protection.
- Stakeholders should evaluate freedom to operate by comparing claims against existing patents in relevant jurisdictions.
- Patent expiry around 2037–2040 indicates a typical exclusivity window, influencing R&D planning.
- Continuous patent prosecution and strategic filings can extend intellectual property protection rights.
FAQs
1. How does the scope of patent AU2017254821 compare to similar patents in other regions?
It varies based on jurisdiction-specific claims language and prior art. Broader claims in Australia might not be identical in US or EP filings due to different patent laws and examiner interpretations.
2. What are common reasons for patent rejection during prosecution?
Lack of novelty due to prior art, lack of inventive step, or insufficient claim clarity. For this patent, prior art on similar formulations or methods could pose challenges.
3. Can secondary patents extend the patent life beyond 20 years?
Yes, through patent term extensions, supplementary protection certificates (SPCs), or filing new patent applications for improved formulations.
4. What is the likelihood of patent infringement litigation for this patent?
Depends on the competitive landscape, existing patent rights, and enforcement strategies. The narrowness or breadth of claims influences enforceability.
5. How does Australian patent law affect the patent's strength?
Australia's patent law emphasizes novelty, inventive step, and industrial applicability. Recent legal decisions have tightened the standards for patent validity, affecting enforceability.
References
[1] IP Australia. (2023). Patent data and legal status for AU2017254821.
[2] World Intellectual Property Organization. (2023). Patent landscape reports.
[3] Rizzo, L., & Kaus, P. (2022). Patent law and pharmaceutical innovations. Journal of Intellectual Property Law, 29(3), 215-231.
