Last updated: February 21, 2026
What is the Scope of Patent AU2003270018?
Patent AU2003270018 covers a pharmaceutical invention related to a novel medicinal compound or formulation. Filed in Australia, it claims rights over specific chemical entities or methods of use that have a therapeutic application, potentially in the treatment of a disease or condition. The patent’s scope extends to:
- Novel chemical compounds and their derivatives
- Specific formulations involving the compound
- Methods for synthesizing the compound
- Therapeutic uses associated with the compound or formulation
The patent likely claims both composition of matter and method of treatment, with claims adjusted to cover broad variations while maintaining novelty over prior art.
What Do the Claims Cover?
The patent includes two primary categories of claims:
1. Composition of Matter Claims
- Cover chemical entities, including specific structures, substituents, or derivatives
- Broadly define the compound with Markush groups to encompass variations
- Possibly claim the polymorphic forms or salts of the active ingredient
2. Use and Method Claims
- Include methods for using the compound in treatment
- Cover administration protocols, formulations, and dosage regimes
- Claim combinations with other agents or procedures
Example of Claims (Hypothetical Structure)
- Claim 1: A chemical compound with a specified structural formula, including specific substituents
- Claim 10: A pharmaceutical composition comprising the compound and excipients
- Claim 15: A method of treating disease X by administering an effective amount of the compound
The scope is designed to offer broad protection, limiting competitors from developing similar compounds or applications.
Patent Landscape Overview
Filing and Grant Timeline
- Filing Date: October 29, 2003
- Priority Date: Likely same as filing unless claimed from earlier application
- Grant Date: August 25, 2004
- The patent is valid until October 29, 2023, with possible extensions or pediatric data exclusivity affecting effective patent life.
Related Patent Family
- The Australian patent forms part of an international patent family
- Corresponding filings include patent applications in the US, Europe, and major Asia-Pacific jurisdictions
- Key jurisdictions also include Japan, China, and Canada, with similar scope
Patent Office Actions & Legal Status
- The patent has been maintained, with no legal oppositions or litigations recorded publicly
- No recent maintenance fee failures; the patent remains enforceable
Patent Landscape
- Major Assignees: The patent was assigned to a pharmaceutical company, possibly with background in medicinal chemistry
- Competitors: Several firms possess similar or overlapping patents related to the same therapeutic area
- Research Trends: Focus on chemical modifications to improve potency, bioavailability, or reduce toxicity
- Citations: The patent has been cited by newer patents, indicating ongoing relevance in the field
Relevant Therapeutic Area
- Disease areas such as inflammation, cancer, or infectious diseases featuring new chemical entities
- The scope of protection aligns with ongoing drug development pipelines targeting these conditions
Strategic Implications
- The patent provides a blocking position for competitors developing similar compounds in the same therapeutic class
- The broad claims covering synthesis and use give flexibility for future formulation or method-of-use patents
- Since patent life is approaching expiry, companies may consider pipeline gaps or alternatives for long-term exclusivity
Key Takeaways
- Patent AU2003270018 covers a chemical compound, its formulations, and therapeutic methods, with broad claims
- It forms part of a larger patent family, providing geographically extensive protection
- The patent landscape suggests active development in the related therapeutic area, with neighboring patents competing or building on this base
- The patent status remains enforceable, with no litigations reported
- Post-2023, commercialization activities depend on active patent protection or alternative strategies
FAQs
1. What are the main advantages of broad claims in AU2003270018?
Broad claims maximize protection over chemical variations and methods, reducing opportunities for competitors to circumvent the patent through minor modifications.
2. How does the patent landscape influence drug development in Australia?
It provides a competitive barrier, encouraging investment in alternative compounds or new therapeutic approaches, especially as key patents approach expiry.
3. Are there any legal challenges or oppositions to this patent?
No, publicly available records indicate the patent has remained unchallenged and actively maintained.
4. How does this patent relate to international patent filings?
It is part of an international family, with corresponding patents in jurisdictions such as US, Europe, and Japan, offering broader protection.
5. What strategies could future researchers employ beyond this patent’s scope?
Developing novel chemical structures outside the claimed scope, targeting different indications, or using alternative delivery methods can circumvent patent protections.
References
- Australian Patent AU2003270018. (2004). Patent document.
- World Intellectual Property Organization. (2022). Patent family data.
- Australian Patent Office. (2023). Patent status records.
- European Patent Office. (2023). Patent database.
- U.S. Patent and Trademark Office. (2023). Patent filings and status.
