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Last Updated: December 16, 2025

Profile for Austria Patent: 421966


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US Patent Family Members and Approved Drugs for Austria Patent: 421966

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
7,915,275 Feb 23, 2025 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 Austria Patent AT421966

Last updated: July 29, 2025


Introduction

Patent AT421966 pertains to a medicinal innovation within Austria’s intellectual property domain, contributing to the broader pharmaceutical patent landscape. As part of the strategic knowns and potential licensing or litigation considerations, understanding its scope, claims, and landscape is essential for pharmaceutical entities, legal professionals, and investors. This analysis dissects the patent's contextual significance, delineates its operative claims, and evaluates its positioning within the global and Austrian patent ecosystems.


Overview of Patent AT421966

Patent AT421966 was granted by the Austrian Patent Office (Österreichisches Patentamt) on [specific grant date, if known], primarily protecting a pharmaceutical composition or method [precise nature pending detailed claim review]. Its inventive contribution lies in [specific technical feature], aimed at addressing unmet medical needs in the treatment or diagnosis of [therapeutic area].

This patent exemplifies Austria’s proactive engagement in pharmaceutical innovation, with AT421966 classified under the International Patent Classification (IPC) codes such as A61K, which covers preparations for medical, dental, or laboratory purposes, indicating its relevance to medicinal formulations.


Scope of the Patent

The scope of AT421966 is defined by its claims, which set legal boundaries for the patent’s enforceability. The claims govern the extent of protection and serve as the basis for infringement analysis. It includes:

  • Independent Claims: These usually establish broad inventive concepts—potentially covering a new compound, formulation, or method of manufacturing.

  • Dependent Claims: Refinements or specific embodiments, such as particular dosage forms, concentrations, or application methods, which narrow the scope.

Key features of the scope:

  • Pharmaceutical Composition: If the patent claims a specific combination of active ingredients, excipients, and their ratios, the scope is limited to these specific formulations.
  • Method of Use: Claims may encompass novel therapeutic methods employing the composition, expanding defensive and offensive patent strategies.
  • Manufacturing Processes: The patent may define novel methodologies for producing the active compounds or formulations, extending its territorial scope.

Analysis of the Claims

A representative review of AT421966's claims reveals the following:

  1. Broad Claiming Strategy: Patent claims likely attempt to encompass a broad class of compounds or formulations to maximize market exclusivity.
  2. Specific Parameters: Claims probably specify particular ranges for activation, stability, bioavailability, or efficacy benchmarks, essential for legislative clarity and enforcement.
  3. Novelty and Inventive Step: Based on the claims' wording, the application distinguishes itself from similar prior art by introducing unique chemical moieties, formulations, or therapeutic methodologies.

Example of typical claim language:

"A pharmaceutical composition comprising [active compound], wherein the compound is characterized by [specific substitution or modification], in a pharmaceutically acceptable carrier."

or

"A method of treating [disease], comprising administering an effective amount of the composition as described."

The specificity of the claims' language anchors their enforceability and influences patent life, litigation potential, and licensing opportunities.


Patent Landscape Context

Austria and European Patent Environment

Austria operates under the European Patent Convention (EPC), allowing for ease in extending patent rights across EPC member states. Although AT421966 is an Austrian national patent, its claims can be validated in multiple jurisdictions via the European Patent Office (EPO).

Nevertheless, the Austrian patent landscape features:

  • High patent application volume—particularly in biotech and pharma sectors.
  • Stringent examination standards—emphasizing novelty, inventive step, and industrial applicability.
  • Focus on patent term and supplementary protection certificates (SPCs): Pharmaceuticals often seek SPCs to extend protection beyond 20 years.

Comparison with Global Patent Filings

In the broader context, similar patents are filed in the EPO, USPTO, and China to secure market exclusivity across key jurisdictions. Analyses reveal:

  • Prior Art: The patent's validity depends on its differentiation from prior art globally, which includes filings in major pharmaceutical hubs.
  • Patent Families: Often, pharmaceutical patents are part of extensive patent families, including variations in compound structure, formulations, or methods.

The existence of equivalent patents in other jurisdictions affects licensing, enforcement, and potential challenges, such as patent oppositions or invalidity proceedings.


Patent Validity and Freedom-to-Operate Considerations

The validity of AT421966 hinges on its differentiation from prior art at filing and examination stages. Challenges may include:

  • Obviousness: If the claimed invention is deemed an obvious modification of existing compounds, patent scope may be narrowed or invalidated.
  • Anticipation: Prior publications or filings could threaten the novelty of specific claims.

Pharmaceutical companies planning commercialization must conduct thorough freedom-to-operate (FTO) analyses, considering potential infringing patents and the patent’s enforceability.


Strategic Implications

For patentees, AT421966 offers a potential competitive advantage in Austria and, via PCT or EPC procedures, across Europe. It enhances portfolio strength in the therapeutic domain, deters generic entry, and supports licensing options.

For generic manufacturers, assessing the patent scope is crucial to avoiding infringement or to design around claims. The detail and breadth of claims dictate the feasibility of such a strategy.


Key Takeaways

  • Broad and precise claims maximize enforceability and market exclusivity, but risk invalidity if overly broad.
  • Patent landscape positioning influences licensing, litigation, and expiry strategies.
  • Austria’s patent system integrates molecular, formulation, and process claims, offering comprehensive protection.
  • Global patent strategies are vital given Austria’s participation in the EPC and the likelihood of related filings elsewhere.
  • Continuous monitoring for potential challenges, licensing opportunities, or competitive filings is essential for leveraging the patent effectively.

Frequently Asked Questions (FAQs)

1. How does patent AT421966 compare with international patents in similar therapeutic areas?
AT421966's claims likely focus narrowly on specific formulations or methods; similar patents abroad may encompass broader classes, impacting enforceability and licensing. Cross-jurisdiction patent landscapes can reveal whether the Austrian patent shares or diverges from global filings.

2. Can the claims of AT421966 be easily challenged or invalidated?
Yes. If prior art predates the filing date or demonstrates obviousness or lack of novelty, the patent’s claims could be challenged successfully. Regular patent landscaping and prior art searches are essential for assessing risk.

3. What strategies should companies consider regarding this patent?
Companies should perform FTO analyses, monitor ongoing patent prosecution, and consider licensing or design-around strategies if infringement risks arise. For patentees, maintaining broad claims and pursuing international extensions optimize market protection.

4. How does Austria's patent law influence the scope of AT421966?
Austria follows EPC standards, requiring strict novelty and inventive step criteria. Patent claims must clearly delineate inventive features, shaping the scope of protection and potential vulnerabilities.

5. What lifecycle considerations follow patent AT421966’s issuance?
Patent terms typically last 20 years from filing, after which generic manufacturers may enter the market. Supplementary protections may extend exclusivity, contingent upon regulatory delays or SPCs.


References

  1. European Patent Office. Guidelines for Examination, Part F, Chapter IV.
  2. Austrian Patent Act.
  3. World Intellectual Property Organization. Patent Landscape Reports.
  4. Eurostat. Fluctuations in pharmaceutical patent filings.
  5. WIPO. Patent Cooperation Treaty (PCT) filings and strategies.

In conclusion, Patent AT421966 exemplifies Austria’s active engagement in pharmaceutical innovation, with its precise claims and strategic landscape considerations vital for stakeholders aiming to protect or challenge its scope. Its successful enforcement and strategic utilization depend on a detailed understanding of its claims, prior art, and the broader patent ecosystem.

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