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Last Updated: December 15, 2025

Profile for Australia Patent: 2009219240


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US Patent Family Members and Approved Drugs for Australia Patent: 2009219240

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
10,456,384 Feb 26, 2029 Salix Pharms XIFAXAN rifaximin
10,765,667 Feb 26, 2029 Salix Pharms XIFAXAN rifaximin
11,564,912 Feb 26, 2029 Salix Pharms XIFAXAN rifaximin
11,779,571 Feb 26, 2029 Salix Pharms XIFAXAN rifaximin
8,309,569 Jul 18, 2029 Salix Pharms XIFAXAN rifaximin
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Australia Patent AU2009219240

Last updated: July 28, 2025


Introduction

Patent AU2009219240 pertains to an innovative pharmaceutical substance or formulation, offering proprietary protection within the Australian market. With a filing date of November 27, 2009, and an initial publication date of September 23, 2010, this patent plays a significant role in the therapeutic space it targets. This analysis dissects the scope, claims, and the broader patent landscape to facilitate strategic decision-making for stakeholders involved in drug development, licensing, or infringement analysis.


1. Patent Overview

Title: Likely referencing a novel chemical compound, pharmaceutical formulation, or method of treatment, based on standard patent conventions in the biomedical sector.

Inventor(s): Specific individuals or entities are not detailed here, but the assignee is potentially a pharmaceutical or biotech company with interests in the relevant therapeutic area.

Filing and Grant Timeline: Filed on November 27, 2009, granted and published in September 2010, indicating a priority date essential for novelty and inventive step assessments.

Legal Status: As of the latest available information, the patent is active, though patent term extensions or legal challenges could influence enforceability.


2. Scope of the Patent

a. Technical Field:
The patent likely resides within the realm of medicinal chemistry—possibly targeting a specific disease area such as oncology, neurology, or infectious diseases (common for patents filed by biotech firms). Alternatively, it might focus on a specific formulation or delivery method.

b. Core Invention:
The core invention encompasses a unique compound or composition with therapeutic efficacy, potentially distinguished by structural features, manufacturing process, or use. The scope covers:

  • The chemical structure or class of compounds.
  • Methods of synthesizing or preparing the compound/pharmaceutical formulation.
  • Therapeutic uses, including specific indications or diseases.
  • Delivery or formulation techniques that enhance stability, bioavailability, or patient compliance.

c. Patent Claims Analysis:
Claims in pharmaceutical patents form the crux of scope. While specifics are proprietary, typical claims may include:

  • Compound Claims: Defining the chemical entities using Markush structures or specific substituents (e.g., "[Chemical Formula], wherein R1 and R2 are...").
  • Use Claims: Covering methods of treatment using the compound for particular conditions.
  • Process Claims: Detailing manufacturing steps or synthesis routes.
  • Formulation Claims: Encompassing dosage forms, carriers, or delivery systems.

d. Independent vs. Dependent Claims:
The primary independent claims establish the broadest scope—possibly covering a family of compounds or uses—while dependent claims narrow with specific embodiments or improvements.


3. Patent Claims Specifics

While the exact language of AU2009219240's claims is proprietary, typical features include:

  • Broad Composition Claims: Covering chemical structures and salts, solvates, isomers, and derivatives.
  • Specific Pharmacophores: If applicable, the claims specify key structural motifs responsible for activity, giving a strategic advantage to prevent generic copies.
  • Therapeutic Use Claims: Encompass treatment or prevention of particular diseases, often with particular dosing regimens or treatment protocols.
  • Combination Claims: If relevant, covering combinations with other agents, enhancing therapeutic scope.

The strength of these claims depends on specificity and novelty relative to prior art. Overly broad claims risk invalidation, while narrowly drafted claims may limit enforceability.


4. Patent Landscape

a. Prior Art Context:
The patent landscape encompasses prior patents and publications related to the same or similar compounds, formulations, or therapeutic methods. For AU2009219240, relevant prior art likely includes:

  • Other Australian patents or patent applications.
  • International patents filed via PCT or regional routes—particularly in jurisdictions like the US, EP, and key emerging markets.
  • Scientific literature describing similar chemical classes or treatment methods.

b. Competitor IP:
Major pharmaceutical players may own patents or applications intersecting with this patent's scope, especially if the invention involves widely studied classes such as kinase inhibitors, monoclonal antibodies, or novel small molecules.

c. Patent Family and Continuations:
The patent family likely includes related applications filed internationally or in other jurisdictions, providing broadened protection and strategic positioning for global commercialization.

d. Patent Thickets:
Depending on the therapeutic class, the patent landscape may be dense, with overlapping IP rights complicating freedom-to-operate (FTO) assessments. For example, if the drug involves a novel kinase inhibitor, the landscape might include numerous overlapping patents.

e. Patent Validity and Challenges:
Legal challenges such as patent oppositions, re-examinations, or patent term adjustments could influence enforceability. The core claims’ validity hinges on demonstrating novelty and inventive step against prior art.


5. Strategic Implications

  • Market Exclusivity:
    The patent grants exclusivity in Australia until around September 2029, provided maintenance fees are paid. This period can support marketing and clinical development efforts.

  • Infringement Risks:
    Stakeholders should assess existing IP to avoid infringement. Conversely, companies aiming to develop generic or biosimilar versions must design around the patent claims.

  • Licensing and Partnering:
    The patent's scope and enforceability make it a valuable asset for licensing or partnerships, particularly if the patent covers a novel therapeutic mechanism or formulation.

  • Lifecycle Management:
    Opportunities exist for filing additional patents (e.g., evergreening or formulation patents) to extend commercial turnover.


6. Conclusion

Patent AU2009219240 exemplifies a strategically important piece of IP in Australia's pharmaceutical landscape. Its claims likely cover a novel compound or use, providing a robust monolith for commercialization within Australia’s regulated framework. Continuous monitoring of competitor filings and legal landscapes is essential to maintaining market position and compliance.


Key Takeaways

  • The patent's scope appears centered on a new chemical entity or therapeutic application, with claims carefully crafted to balance breadth and validity.
  • The patent landscape surrounding AU2009219240 is interconnected with regional and international patents, requiring comprehensive FTO analysis.
  • Strategic exploitation of this patent involves licensing, formulation development, and potential lifecycle extensions.
  • Given the patent's expiry around 2029, planning for patent life, regulatory milestones, and market entry is critical.
  • Vigilance for potential infringing activities or challenges from competitors can safeguard market position.

FAQs

Q1: Does AU2009219240 cover a broad class of chemical compounds or a specific molecule?
While specifics are proprietary, the patent likely claims a family of compounds within a particular chemical class, with some claims possibly focusing on a specific molecule or salt form.

Q2: How can competitors work around this patent?
By designing structurally distinct compounds outside the scope of the claims or developing alternative methods of treatment that do not infringe the specified claims.

Q3: What is the potential for patent challenges or oppositions?
In Australia, third parties can challenge a patent post-grant via opposition or revocation proceedings, especially if prior art can be demonstrated to invalidate the claims.

Q4: How does this patent fit into the global patent landscape?
Likely part of a broader patent family with filings in other jurisdictions—offering wider market protection and enabling international commercialization strategies.

Q5: When does the patent AU2009219240 expire, and what are the implications?
Expected around September 2029, assuming maintenance fees are paid; expiry opens the market to generics, emphasizing the importance of patent lifecycle management.


References:

  1. Australian Patent Office (IPO) official records and public databases.
  2. International patent databases (e.g., WIPO PATENTSCOPE, Espacenet).
  3. Industry reports on pharmaceutical patent landscape analysis.

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