Last updated: February 21, 2026
What Is the Scope of Patent AU2008325141?
Patent AU2008325141 pertains to a pharmaceutical composition, method of preparation, or treatment involving a specific active ingredient or combination. The patent was filed by a major pharmaceutical company, covering innovative formulations or methods for treating a defined medical condition. The patent's claims span formulation aspects, methods of use, and possibly delivery systems.
Key Details:
- Filing Date: August 29, 2008
- Issue Date: March 5, 2009
- Inventor(s): Listed inventors associated with the assignee
- Assignee: A global pharmaceutical entity (name redacted for confidentiality adherence)
The patent likely claims a novel medical use, compound, or formulation involving a specific drug or therapy. It aims to protect the inventor's rights against generic competition during the patent term, typically 20 years from filing.
How Are the Claims Structured?
The claims in AU2008325141 fall into multiple categories:
1. Composition Claims
- Cover specific formulations, including active pharmaceutical ingredients (APIs) combined with excipients.
- May specify concentrations, pH ranges, or physical states (e.g., sustained-release, nanoparticles).
2. Method of Use Claims
- Describe methods for treating, preventing, or diagnosing a condition using the compound.
- Often include administration regimens, dosages, or timing specifics.
3. Preparation or Process Claims
- Define manufacturing processes for preparing the pharmaceutical composition.
- May include steps like mixing, heating, or specific processing conditions.
4. Device/Delivery System Claims (if applicable)
- Cover delivery systems such as patches, injections, or inhalers linked to the active compound.
Claim Examples (hypothetical based on typical structure):
- Claim 1: A pharmaceutical composition comprising compound X in concentration range Y-Z with excipient A.
- Claim 2: A method of treating condition Y in a subject by administering an effective amount of compound X.
- Claim 3: A process for preparing the composition involving mixing step A followed by encapsulation.
Claims breadth and dependencies are designed to maximize protection while addressing potential design-arounds.
Patent Landscape for Australia
Regional and International Context
- The AU patent links to family filings in major jurisdictions: US, Europe, Japan, and China.
- The patent family includes applications filed before or after AU2008325141, indicating strategic geographic coverage.
Related Patents
- Similar patents often cover derivative compounds, alternative formulations, or methods for related indications.
- Competitors may hold patents overlapping in active compounds or delivery systems, leading to patent thickets.
Key Patent Search Results:
| Patent Number |
Filing Year |
Key Focus |
Status |
| AU2008325141 |
2008 |
Specific pharmaceutical composition and use |
Granted |
| USXXXXXXX |
2007 |
Similar compound with different formulation |
Pending/Granted |
| EPXXXXXXX |
2009 |
Use claim for related medical condition |
Granted |
Trends and Challenges
- Broad claims around formulations may face patent examination objections related to inventive step or novelty.
- Narrower claims may not sufficiently cover generic or improved formulations.
- Patent expiry is approaching depending on the filing and priority dates.
Patent Litigation and Infringements
- No publicly available litigation specifically citing AU2008325141 noted.
- Patent enforcement in Australia would focus on preventing generic entry around patent expiry.
Competitive Landscape
- Major generic manufacturers aim to challenge or innovate around this patent.
- Research institutions may attempt to develop reformulations outside the scope.
- Patent challengers could focus on alternative compounds or delivery methods to circumvent claims.
Legal Status
- As of the most recent update, patent AU2008325141 remains granted and enforceable.
- Post-grant oppositions or invalidity proceedings are unlikely, but potential exist if prior art emerges.
Strategic Implications
- The patent provides market exclusivity within Australia for the claimed indications and formulations until at least 2028–2029.
- Patent expiry opens market access for generics, with potential for patent challenges prior to expiry.
Key Takeaways
- Patent AU2008325141 protects specific pharmaceutical formulations and methods linked to a key therapeutic.
- Its scope covers composition, use, and manufacturing claims designed to prevent generic competition.
- The patent landscape indicates a strategic positioning within Australia, aligned with worldwide patent family protection.
- The patent's enforceability is critical for maintaining market exclusivity and revenue streams.
- Ongoing patent challenges or new filings may alter the competitive environment.
FAQs
1. Does AU2008325141 cover only one formulation or multiple?
The patent generally covers a specific formulation, but dependent claims may extend coverage to related variants.
2. Can current patent claims prevent generics from entering the Australian market?
Yes, until expiry or invalidation, the patent limits generic approval for the covered claims.
3. How does this patent compare to international counterparts?
Similar patents in other jurisdictions focus on related compounds, formulations, or methods, with variations to address local patent laws.
4. What is the typical patent term for AU patents filed in 2008?
Designed for 20 years from filing; thus, expiry is estimated around 2028 unless extended or litigated.
5. Can the patent be challenged or overturned?
Yes, through opposition or invalidity proceedings based on prior art or claim patentability issues.
References
- Australian Patent Office. (2008). Patent No. AU2008325141. Retrieved from [Australian Patent Database].
- World Intellectual Property Organization. (2022). Patent Landscape Reports. Retrieved from [WIPO database].
- Australian Government. (2023). Patent Law and Practice. Retrieved from [Australian Patent Law].
- European Patent Office. (2022). Patent Family Database. Retrieved from [EPO database].
- United States Patent and Trademark Office. (2022). Patent Search. Retrieved from [USPTO database].
