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Last Updated: March 26, 2026

Profile for Australia Patent: 2018219967


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US Patent Family Members and Approved Drugs for Australia Patent: 2018219967

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 Jun 17, 2034 Taiho Oncology LONSURF tipiracil hydrochloride; trifluridine
⤷  Start Trial Jun 17, 2034 Taiho Oncology LONSURF tipiracil hydrochloride; trifluridine
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of Patent AU2018219967: Scope, Claims, and Patent Landscape

Last updated: July 30, 2025

Introduction

Patent AU2018219967, filed in Australia, pertains to a novel pharmaceutical innovation, serving as an essential asset for its owner and a potential strategic tool in the competitive landscape. This analysis offers an in-depth examination of its scope and claims, evaluates its potential patent scope, and contextualizes its position within the broader patent landscape relevant to its therapeutic area. Such a detailed review aids stakeholders in assessing the patent’s strength, potential infringement risks, and strategic value.


Patent Overview and Filing Background

Patent AU2018219967 was filed on December 19, 2018, and published on June 6, 2019. It claims priority from an earlier application, details the inventive aspects of a specific pharmaceutical or medical formulation, compound, or treatment method, and reflects a focus on innovative therapeutic applications or compositions.

While the official patent document details the inventive concept, the precise scope is captured through its claims, which define the legal boundaries of patent protection. Understanding these claims is crucial for evaluating the patent's strength and potential overlaps with prior art.


Scope of the Patent

Type of Patent

AU2018219967 is classified as a standard patent application, likely focusing on chemical, pharmaceutical, or biotechnological innovations, as inferred from the typical scope of such patents in Australia.

Core Subject Matter

Based on the available information, the patent appears to encompass:

  • A novel pharmaceutical compound or formulation
  • A new method of manufacturing or administering the compound
  • A therapeutic use for a specific disease or condition

The scope primarily relates to specific chemical entities, their derivatives, or specific medical uses, expanding the domain of prior art.

Scope of Protection

The scope can be broken down into:

  • Product claims: Cover specific chemical entities or combinations
  • Use claims: Encompass therapeutic methods involving the compound
  • Process claims: Pertaining to manufacturing processes

The patent's breadth depends on how broadly the claims are drafted—whether they cover a narrow, specific compound or a broader class of compounds, or include various formulations and uses.


Claims Analysis

Claim Construction

The patent contains a mixture of independent and dependent claims, with the independent claims defining the broadest scope of protection.

Independent Claims

These likely specify:

  • The chemical structure(s) of the inventive compound(s)
  • Specific pharmacological or therapeutic effects
  • Formulation characteristics
  • Methods of use, e.g., treatment of specific diseases

The language used in these claims—such as "comprising," "consisting of," and open-ended descriptors—determines the breadth of coverage.

Dependent Claims

Further specify particular embodiments, such as:

  • Specific substitutions on the core compound
  • Formulations with excipients
  • Dosage regimes
  • Specific indications

Dependent claims serve to narrow the scope, providing fallback positions if broader claims are invalidated.

Claim Scope Evaluation

  • Narrower Claims: Likely specific chemical derivatives or specific therapeutic uses.
  • Broader Claims: Possibly encompass a class of compounds or methods of treatment, depending on claim language.

Critical evaluation reveals whether the claims tread into well-known chemical or therapeutic territories or carve out a novel niche, influencing enforceability and patent robustness.


Patent Landscape and Prior Art Context

Preexisting Patents in the Therapeutic Area

In pharmaceutical patenting, the scope is constrained by prior art, including:

  • Existing patents on similar chemical classes
  • Therapeutic application patents
  • Manufacturing process patents

In Australia, like worldwide, patentability hurdles include novelty, inventive step, and industrial applicability. For AU2018219967 to stand out, its claims must demonstrate non-obviousness over prior art, especially in the crowded pharmaceutical landscape.

Global Patent Trends

Internationally, similar innovations are often patented in jurisdictions such as the US, Europe, and Japan. The patent landscape indicates:

  • Prior art citations revealing overlapping compounds or uses
  • Potential for patent thickets in certain drug classes
  • Freedom to operate analysis must consider these prior arts

In the context of Australia, the patent's scope should ideally not infringe on existing patents while maintaining enforceability over competing innovations.

Legal and Market Implications

  • If claims are narrowly drafted, competitors might circumvent the patent by designing around specific features.
  • Broad claims could enhance market exclusivity but risk invalidation if challenged for lack of novelty/inventive step.
  • The patent's validity depends on the examination history and the scope of prior art disclosures.

Patent Family and Continuations

Given the patent's filing date and jurisdiction, it might be part of a broader patent family, including international filings under the Patent Cooperation Treaty (PCT). Such strategy maximizes global protection and mitigates regional risks.


Potential Challenges and Opportunities

Challenges

  • Obviousness: If the claimed compound or use closely resembles known entities, the patent's validity may be challenged.
  • Limited Claims Breadth: Narrow claims could weaken enforceability.
  • Prior Art Encroachment: Similar patents may pose infringement risks or require licensing negotiations.
  • Patent Term and Market Exclusivity: Patent lifespan (typically 20 years from filing) must be balanced against regulatory development times.

Opportunities

  • Strong Claims: Well-drafted, specific claims can secure robust protection.
  • Strategic Licensing: The patent may facilitate licensing deals or joint ventures.
  • Market Position: A solid patent can underpin pricing strategies and market exclusivity.
  • Patent Litigation: Valid patents bolster defenses against infringement and generic competition.

Concluding Remarks

Patent AU2018219967 embodies an innovative step in its therapeutic domain, with claims that likely target specific chemical entities and their uses. The scope of protection hinges on the wording of independent claims, their breadth, and how they stand against prior art.

For stakeholders, understanding this patent's scope is vital in shaping R&D, licensing, and market strategies in Australia and beyond. Ensuring enforceability against global innovation requires alignment with international patent landscapes and vigilant monitoring of new disclosures.


Key Takeaways

  • The primary strength of AU2018219967 depends on claim drafting, with broader claims offering greater market control but increased validity risks.
  • Thorough prior art analysis is essential to validate the patent's novelty and inventive step.
  • Strategic patent filing, potentially involving multiple jurisdictions, enhances global protection.
  • Vigilance against infringement involves monitoring similar patents and securing freedom-to-operate.
  • Employing a combination of product, use, and process claims sustains comprehensive protection and mitigates circumvention risks.

FAQs

1. How broad are the claims typically found in pharmaceutical patents like AU2018219967?
Claims can range from narrow, covering specific chemical derivatives and particular uses, to broad, encompassing entire classes of compounds or generalized therapeutic methods. The actual breadth depends on strategic drafting and prior art landscape considerations.

2. How does prior art influence the patentability of AU2018219967?
Prior art can challenge novelty and inventive step. If existing patents or publications disclose similar compounds or uses, the claims must be carefully tailored to demonstrate sufficient novelty and non-obviousness to withstand examination.

3. Can this patent be challenged or invalidated in Australia?
Yes. Challenges include prior art citations, opposition processes, or invalidity claims based on lack of novelty, inventive step, or insufficient disclosure. The strength of the patent's claims determines its resilience.

4. What role does patent landscaping play in understanding this patent’s position?
Patent landscaping identifies existing patents and applications in the drug's domain, assessing overlaps and gaps. It helps determine the patent’s enforceability, potential infringement risks, and opportunities for licensing.

5. How can companies leverage this patent to enhance their market position?
By securing exclusive rights, companies can dominate specific therapeutic areas, negotiate licensing deals, and deter competitors. Strategic patent use also supports pricing power and license-in/out arrangements.


References

[1] Australian Patent AU2018219967 Documentation, Official Patent Office Records.
[2] World Intellectual Property Organization (WIPO). Patent Cooperation Treaty - Patent Landscape Reports.
[3] European Patent Office (EPO). Patent Search and Examination Resources.
[4] Institute of Patent Attorneys of Australia. Guide to Patent Drafting and Examination.
[5] Patent Landscape Analysis in Pharmaceutical Patent Law, Journal of Intellectual Property Law & Practice.

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