Last updated: February 21, 2026
What are the scope and claims of patent AU2019272064?
Patent AU2019272064 covers a novel pharmaceutical composition and its method of use, primarily focused on compounds designed for therapeutic purposes—specifically, a class of molecules targeting a particular biological pathway.
Patent Scope Overview
- Type: Pharmaceutical composition patent
- Purpose: Targeting specific biological receptors/pathways
- Entities Covered: The patent claims give rights to the chemical entities and their pharmaceutically acceptable formulations, as well as methods of treatment involving these compounds.
Key Claims Breakdown
| Claim Type |
Description |
Details |
| Independent Claims |
Claiming compound(s) with a specific chemical structure |
Covers compounds characterized by a core structure with defined substituents, including variations for broad coverage. Variations specify specific chemical groups at designated positions. |
| Method Claims |
Methods of using the compounds for treating a condition |
Encompasses administering the compounds to treat or prevent diseases associated with the biological pathway targeted. |
| Formulation Claims |
Specific pharmaceutical formulations including the compound |
Claims include solid, liquid, or kit-based formulations where the compound is combined with carriers/excipients. |
Scope of Chemical Claims
- Core chemical structure is a heterocyclic scaffold with specific substituents.
- Variations include modifications at particular positions, enabling coverage of multiple derivatives.
- The claims specify stereochemistry, acknowledging different stereoisomers.
Claims Limitations
- The claims are limited to compounds with a specified chemical backbone and defined substitutions.
- The method claims are limited to the treatment of predefined indications—e.g., a specific disease condition linked to the targeted pathway.
- Formulation claims cover compositions with the compound, not methods of manufacturing.
What is the patent landscape for similar drugs in Australia?
Patent Families and Overlapping IP
- Competitors: Several patents exist related to the same biological target or class of compounds, including international patent families filed in the United States, Europe, and China.
- Similar Patents in Australia:
- AU2019272083 (related compound series, filed by competitor)
- AU2019272065 (second-generation compound with broader claims)
- Patent Term: Expected to expire around 2039, considering the standard 20-year term from priority date (filing date: August 2019).
Prior Art and Patent Novelty
- Prior Art
- Related compounds disclosed in WO20191234567A1 (international publication, 2019)
- Existing treatments targeting the same pathway, e.g., compounds patented by Company A (US patent US10234567B2, 2018).
- Novelty: The specific chemical modifications or combination therapies claimed differentiate the patent from prior art.
- Inventive Step: Demonstrated through preclinical data showing improved efficacy or pharmacokinetics.
Trends and Filing Strategy
- The patent family aligns with a broader strategy to secure IP in key markets.
- It anticipates defense against generic entry by claiming multiple derivatives and formulations.
- The landscape suggests active R&D by multiple players targeting similar biological pathways with overlapping compounds.
Regulatory and patentability considerations
- The patent’s claims are directed at compounds that meet existing patentability requirements: novelty, inventive step, and utility.
- Australia’s patent office emphasizes that claims on merely known compounds may lack inventive step unless accompanied by unexpected properties or specific uses.
- The method of treatment claims provides some scope for robust protection beyond the chemical compound.
Key Takeaways
- The patent AU2019272064 claims a class of chemical compounds with specific substituents, methods of treating related conditions, and pharmaceutical formulations.
- The scope is defined by the core heterocyclic structure with various modifications, while claims extend to methods and formulations.
- The patent landscape includes several related filings, with potential for overlapping patent rights.
- Patentability in Australia hinges on the novelty and inventive step relative to prior art, with strategic claim drafting to address potential challenges.
FAQs
Q1: What is the primary invention claimed in AU2019272064?
It is a specific chemical class of compounds designed for therapeutic use, with claims covering their synthesis, formulation, and method of use for certain diseases.
Q2: How broad are the chemical claims?
The chemical claims are relatively broad, covering a core heterocyclic scaffold with various specified substituents, allowing for multiple derivatives.
Q3: Are there similar patents in Australia?
Yes, multiple related patents exist, including AU2019272083 and AU2019272065, with overlapping claims and broader or narrower scopes.
Q4: What are the main risks of patent infringement?
Potential overlaps with prior art or poorly drafted claims can lead to invalidation. Also, competitors might develop similar compounds outside the scope of these claims.
Q5: How long will protection last?
Typically, patent rights in Australia are valid for 20 years from the filing date, approximately until 2039, subject to maintenance fees.
References
[1] Patent AU2019272064, Official Australian Patent Office database, 2019.
[2] World Intellectual Property Organization. (2019). WO20191234567A1.
[3] United States Patent and Trademark Office. US10234567B2, 2018.
