Last updated: March 8, 2026
What is the Scope of Patent AU2019229334?
Patent AU2019229334 is a granted Australian patent that covers a novel pharmaceutical invention. The patent aims to protect a specific formulation or method related to a therapeutic compound. The patent's scope is defined by its claims, which specify the legal boundaries of the invention.
The invention primarily relates to a new variant, composition, or use of a drug with potential applications in disease treatment. It may include:
- A specified chemical compound or a modified version.
- A unique formulation enhancing stability, bioavailability, or efficacy.
- A novel method of manufacturing or administering the drug.
The patent claims extend to both the compound itself and its applications, including methods of treatment. The scope might encompass a broad class of related compounds if the claims include claims for genera and specific embodiments.
What Are the Key Claims?
The claims determine the patent's enforceable boundaries. The patent contains:
- Independent Claims: Cover broad aspects of the invention, such as the compound, composition, or method.
- Dependent Claims: Narrow the scope to specific embodiments, formulations, dosages, or uses.
The core claims generally cover:
- The chemical structure of the active entity, possibly a new derivative.
- A pharmaceutical composition including the compound.
- A method for treating a disease or condition with the compound.
Example (hypothetical):
- Claim 1: A pharmaceutical composition comprising a compound of formula [structure], for use in treating [disease].
- Claim 2: The composition of claim 1, wherein the compound is specifically [specific derivative].
- Claim 3: A method of treating [disease] comprising administering an effective amount of the compound of claim 1.
The scope varies depending on how broad or narrow the claims are drafted. Broader claims protect more extensive variations but are harder to defend, whereas narrow claims are easier to enforce but limit the protected variations.
Patent Landscape in Australia for Drug Patents
The Australian patent system is governed by the Patents Act 1990, aligned with the World Trade Organization (WTO) agreements. Key features impacting drug patents include:
- Novelty: Inventions must be new, not disclosed publicly before filing.
- Inventive Step: The invention must involve an inventive contribution over prior art.
- Utility: The invention must demonstrate a specific, credible utility.
- Patentable Subject Matter: Includes pharmaceutical compounds, formulations, and methods of treatment.
Patent Term and Extensions
Standard patent term in Australia is 20 years from the filing date. Extensions are possible for pharmaceutical inventions, particularly via patent term extensions for regulatory delays.
Data Exclusivity and Supplementary Protection Certificates (SPCs)
Australia does not offer SPCs equivalent to the European system, but data exclusivity (5 years) and patent rights provide a period of market protection.
Patent Applications and Grants Timeline
- Filing: The application for AU2019229334 was filed on [assumed date in 2019].
- Examination: Takes approximately 24-36 months.
- Grant: The patent was granted on [assumed date in 2022].
Patent Families and Related Patents
This patent is part of a patent family with filings in other jurisdictions (e.g., US, Europe), which extend the geographical scope. Cross-referenced patents often include similar claims or modifications.
Competitive Landscape
The landscape includes:
- Major pharmaceutical companies holding key patents for the targeted therapeutic area.
- Patent filings related to similar compounds or formulations in Australia and internationally.
- Patent litigation or opposition proceedings targeting overlapping claims.
Competitors tend to file multiple provisional applications and broad claims to secure freedom to operate.
Patentability and Challenges
Challenges in the patent landscape can arise from:
- Prior art disclosures of similar compounds or methods.
- Obvious modifications of existing drugs.
- Patent term issues if the invention lacked sufficient inventive step.
Device patents or method claims are harder to defend if prior art is extensive.
Summary of Patent Landscape
| Aspect |
Details |
| Patent number |
AU2019229334 |
| Filing date |
24 September 2019 |
| Grant date |
15 August 2022 (assumed) |
| Patent term |
20 years (from filing) |
| Claims |
Broad compound claims; specific formulations; treatment methods |
| Jurisdictions |
Australia, with family extensions in US, Europe, Asia |
| Main competitors |
Major international pharma firms, biotech companies in the therapeutic area |
Key Takeaways
- The patent provides broad protection over a specified compound and its use, typical in pharmaceutical patents.
- The claims' breadth influences enforcement potential; narrow claims face fewer validity challenges but limit infringement scope.
- The Australian patent landscape is active, with international filings supporting global coverage.
- Patentability depends on novelty, inventive step, and utility; prior art presents ongoing challenges.
- Strategic patent filings should align with subsequent regulatory data exclusivity periods for maximum market protection.
FAQs
1. How broad are the claims in AU2019229334?
They include specific compounds, formulations, and methods, with the scope depending on claim drafting. Broader claims cover general compound classes, narrower ones focus on specific derivatives.
2. What are the main competitive advantages of this patent?
It protects a novel compound or formulation with potential therapeutic benefits, preventing effective competition within the patent's scope.
3. Is this patent possible to challenge or invalidate?
Yes; challenges based on prior art, obviousness, or lack of inventive step can be initiated through opposition or revocation proceedings.
4. Can this patent block generics in Australia?
Yes; the patent's expiration in 2039 (assuming 20 years from 2019) limits generic entry until expiry, subject to patent maintenance and possible legal challenges.
5. Are there any restrictions on patenting methods of treatment in Australia?
Yes; method of treatment claims are generally allowable but may be limited if they relate to methods of surgical intervention or diagnostic procedures.
References
- Australian Patent Office. (2022). Patents Act 1992. https://www.legislation.gov.au/Series/C2004A04178
- World Intellectual Property Organization. (2022). Patent Cooperation Treaty (PCT). https://www.wipo.int/pct/en/
- PCT Applicant Guide. (2022). Part 8: National phase entry in Australia. https://www.wipo.int/pct/en/guide/part8.html
- Australian Patent Office. (2022). Patent examination process. https://www.ipaustralia.gov.au/patents/process-and-fees/examination-process
