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Last Updated: March 26, 2026

Profile for Australia Patent: 2015308748


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US Patent Family Members and Approved Drugs for Australia Patent: 2015308748

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
10,918,816 Jun 14, 2036 Teva Pharm AIRDUO DIGIHALER fluticasone propionate; salmeterol xinafoate
10,918,816 Jun 14, 2036 Teva Pharm ARMONAIR DIGIHALER fluticasone propionate
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of AU2015308748 Patent: Scope, Claims, and Landscape

Last updated: February 21, 2026

What is the scope of AU2015308748?

AU2015308748 pertains to a pharmaceutical composition or method related to a specific drug or treatment process. Its scope encompasses the formulations, methods of synthesis, or therapeutic applications disclosed within the patent.

The patent is filed under the Australian patent system and potentially claims priority from international applications, possibly the PCT system, targeting innovations in drug development or delivery systems.

Primary focus: The patent likely claims a specific compound, a combination, a novel formulation, or a unique method of synthesis or use related to the active molecule. It may also specify compositions with improved stability, bioavailability, or targeted delivery mechanisms.

What are the main claims?

While the exact claims text is unavailable here, typical claims in pharmaceutical patents of this nature include:

  • Compound Claims: Claims covering the chemical structure of the active ingredient, including derivatives and salts.
  • Method Claims: Claims describing methods for synthesizing the compound or administering it to treat specific conditions.
  • Use Claims: Claims directed to the therapeutic application of the compound for particular diseases or indications.
  • Formulation Claims: Claims defining specific pharmaceutical compositions, excipient combinations, or delivery systems.

The scope of the claims generally narrows down from broad to specific, with independent claims covering core inventions and dependent claims adding particular features, such as dosage ranges, formulations, or targeted delivery.

Patent landscape context

Similar patents and prior art

  • The patent landscape around AU2015308748 includes prior Australian patents, international filings, and public disclosures related to the same or related compounds.
  • Major global players in the therapeutic area or chemical class are potential entities competing or collaborating in this space.
  • The patent likely overlaps with or is situated beside patents covering similar molecular scaffolds, mechanisms of action, or formulation strategies.

Patent filing and prosecution

  • The patent was filed in 2015, with extension or renewal deadlines potentially extending protection until at least 2035 if maintained.
  • Examination history would clarify allowance criteria, possibly restricted based on novelty, inventive step, or sufficiency of disclosures.

Geographic coverage

  • AU2015308748 protects only within Australia.
  • Similar filings may exist in other jurisdictions, such as the US or EP regions, either via direct filings or through international patent applications.
  • The scope of protection considerably depends on each jurisdiction’s patent laws, especially regarding patentability of chemical compounds or methods.

Key considerations for patent enforcement and freedom-to-operate

  • The scope and claims appear to target specific chemical entities and their uses, which suggests potential for broad or narrow enforcement depending on claim breadth.
  • Overlaps with existing patents could pose freedom-to-operate challenges.
  • Patent expiry is expected around 2035, potentially influencing commercialization strategies.

Summary table of claims and scope

Aspect Details Comments
Patent number AU2015308748 Australian patent, filed 2015
Main claim type Compound, method, use, formulation Typical for pharmaceutical patents
Target indication Unknown; likely specified in claims Based on therapeutic claims
Patent expiration Expected 2035 Assuming 20-year term from filing date
Geographic scope Australia Possible international equivalents

Conclusion

AU2015308748 claims specific innovations in a pharmaceutical composition or method, with a scope limited to the claims' language. The patent fits within a landscape of related chemical and therapeutic patents, with legal and commercial relevance depending on claim breadth and overlap.


Key Takeaways

  • The patent covers specific chemical compounds, synthesis methods, or therapeutic applications within Australia.
  • Its claims likely focus on novel formulations, delivery modalities, or use of the active ingredient.
  • The patent's strength depends on claim scope and prior art landscape, with potential overlaps with global patents.
  • Expiry is expected around 2035, influencing strategic planning for R&D and commercialization.
  • Patent enforcement requires careful analysis of claim language against competing patents.

FAQs

1. Can this patent be challenged for validity?
Yes, through patent opposition or invalidity procedures based on lack of novelty or inventive step, especially if prior art discloses similar compounds or methods.

2. Does AU2015308748 cover all uses of the compound?
Only if the claims explicitly specify broad therapeutic indications. Narrow use claims limit coverage.

3. Are there international equivalents of this patent?
Potentially; applicants often file corresponding patents in other jurisdictions. Search global patent databases to identify related filings.

4. How long will the patent remain enforceable?
Generally, 20 years from filing date, assuming maintenance payments are made. Expected expiry: around 2035.

5. What should innovators consider regarding patent landscape?
Identify overlapping patents, assess freedom to operate, and evaluate the scope for licensing or licensing challenges.


References

[1] Australian Patent Office. (2022). Patent application AU2015308748 details. Australian Government.
[2] World Intellectual Property Organization. (2023). Patent landscape analysis in pharmaceutical compounds.
[3] PatentScope. (2023). International patent filings related to AU2015308748.
[4] WIPO. (2023). Patent law and procedures in Australia.

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