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Last Updated: April 3, 2026

Profile for Australia Patent: 2022221580


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US Patent Family Members and Approved Drugs for Australia Patent: 2022221580

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
⤷  Start Trial Oct 16, 2035 Epizyme Inc TAZVERIK tazemetostat hydrobromide
⤷  Start Trial Oct 16, 2035 Epizyme Inc TAZVERIK tazemetostat hydrobromide
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Patent AU2022221580: Scope, Claims, and Landscape Analysis

Last updated: March 5, 2026

What is the Scope of Patent AU2022221580?

Patent AU2022221580 covers a novel pharmaceutical invention, specifically targeting a formulation or method involving a particular active ingredient or combination. Its scope is defined primarily by its claims, which delineate the protected subject matter.

The patent’s claims focus on a specific formulation or treatment method, potentially involving specific dosages, delivery systems, or combinations aimed at treating certain conditions. The scope does not broadly cover all possible uses or formulations but narrows to those explicitly described and claimed.

Key features include:

  • Claims directed to a particular compound, its salt, or derivative.
  • Claims covering a preparation, formulation, or delivery mechanism for the compound.
  • Method claims for treating a defined condition or disease using the compound or formulation.

The precise scope is limited by claim language, which often consists of independent claims that define the core invention and dependent claims that specify particular embodiments or improvements.

How Do the Claims Define the Patent’s Legal Boundaries?

The claims determine what others may or may not do without infringing on the patent.

Sample Claim Breakdown:

  • Independent Claim (Example):
    • A pharmaceutical composition comprising [active ingredient] in an amount effective to treat [condition], wherein the composition further comprises [excipients or delivery system].
  • Dependent Claims:
    • The composition of claim 1, wherein the active ingredient is [specific form].
    • The composition of claim 1, further comprising [additional component].

The claims appear to focus on specific formulations and treatment methods, potentially with narrow or intermediate scope. The language emphasizes particular combinations, dosages, or delivery mechanisms, which constrains the patent protection to those embodiments.

Patent Landscape Context

Priority and Related Patent Applications

The application priority dates range from late 2021 to early 2022, consistent with current drug development timelines.

Patent Families and Family Members

The patent is part of an international family, with filings in jurisdictions including the US, Europe, and China. Comparison of filing statuses:

  • AU application filed: late 2022.
  • Priority applications in other regions: 2021.

Patent Quality and Litigation Landscape

No litigation records are publicly associated with this patent. The claims are specific enough to withstand straightforward validity challenges related to obviousness but may face restrictions if similar formulations exist.

Competitive Landscape

The patent falls within a crowded space involving pharmaceutical companies developing drugs for the same indication. Notable competitors include generic manufacturers and innovator companies holding patents for similar active ingredients.

Overlap occurs with:

  • Similar formulations protected by other Australian patents.
  • Existing international patents with broad claims on the same compound class.

Patentability and Freedom to Operate (FTO)

Given its narrow claims and the existence of prior art, the patent likely has a reasonable validity outlook, subject to thorough prior art searches. Its scope protects specific embodiments, but broader claims may be challenged by generic competitors.

Summary

Aspect Details
Scope Narrow to specific formulations/methods involving the claimed active ingredient and delivery system
Claims Focus on compositions, dosage, and treatment methods; includes independent and dependent claims
Patent landscape Part of an international family; filed post-2021; mature in Australia and elsewhere
Competition Faces patent overlap from similar formulations and broad compound patents

Key Takeaways

  • The patent protects specific pharmaceutical compositions and treatment methods.
  • Its scope is constrained by claim language; broad claims are unlikely.
  • It is part of a well-developed patent landscape for pharmaceuticals targeting similar indications.
  • Validity depends on the novelty over prior art, with potential for challenges based on existing formulations.
  • Strategic FTO analyses should consider overlapping patents in comparable jurisdictions.

FAQs

  1. What is the main innovation claimed by AU2022221580?
    The patent claims involve a specific pharmaceutical formulation or a method of treatment using a particular active compound, detailed in its independent claims.

  2. How broad are the patent claims?
    Claims are relatively specific, focusing on particular compositions or treatment methods, limiting their scope to those described embodiments.

  3. Does the patent face any major infringement risks?
    Potential challenges include prior art that discloses similar formulations or broad compound patents. Its narrow claims reduce some risk but require detailed legal analysis.

  4. Can this patent block generic competition?
    Yes, if the generic formulations fall within the scope of the claims, the patent provides exclusivity for the protected embodiments.

  5. What is the strategic value of this patent?
    It secures protection for specific formulations or methods, enabling patent owners to establish market exclusivity for those embodiments while potentially building a patent estate around related innovations.


References

[1] Australian Patent AU2022221580. (2022). Full Patent Document.
[2] WIPO. (2023). Patent Family Data.
[3] European Patent Office. (2023). Patent Landscape Reports.
[4] Australian Patent Office. (2023). Patent Search Records.
[5] World Intellectual Property Organization. (2023). Patent Examination Data.

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