You're using a free limited version of DrugPatentWatch: ➤ Start for $299 All access. No Commitment.

Last Updated: March 10, 2026

Profile for World Intellectual Property Organization (WIPO) Patent: 2011163085


✉ Email this page to a colleague

« Back to Dashboard


US Patent Family Members and Approved Drugs for World Intellectual Property Organization (WIPO) Patent: 2011163085

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
11,874,283 Feb 18, 2032 Novartis VANRAFIA atrasentan hydrochloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of the Scope, Claims, and Patent Landscape for WIPO Patent WO2011163085

Last updated: August 2, 2025

Introduction

The World Intellectual Property Organization (WIPO) patent application WO2011163085 pertains to innovative pharmaceutical compounds or formulations designed to address specific therapeutic needs. Understanding the patent’s scope, claims, and position within the global patent landscape is essential for industry stakeholders—pharmaceutical companies, patent strategists, and legal practitioners—to evaluate its strength, geographic coverage, and potential for commercialization or licensing.

This report provides a comprehensive analysis of WO2011163085, focusing on its claim set, technological scope, patentability basis, and its standing within the global patent landscape.


Overview of WIPO Patent WO2011163085

Publication Details:

  • Publication Number: WO2011163085
  • Application Date: Likely filed in 2011, published in 2011
  • Applicants: Typically, WIPO publications do not specify applicants; further investigation may reveal the inventors or assignee(s).
  • Priority Data: Specific priority claims may identify the earliest filings, but such details require review of the full document.

The application generally covers chemical entities, pharmaceutical compositions, or methods of treatment. It aims to protect novel drug compounds, their formulations, or therapeutic methods, aligned with WIPO’s broad patenting approach to drug inventions.


Scope of the Patent

Technological Field

WO2011163085 encompasses pharmaceutical inventions, focusing on innovative chemical compounds with significant therapeutic potential. The scope involves:

  • Novel chemical entities, potentially with specific functional groups.
  • Pharmaceutical formulations incorporating these compounds.
  • Methods for synthesizing these compounds.
  • Therapeutic methods applying these compounds in specific medical conditions.

Core Innovation

The key innovation lies in the chemical structure’s novelty, which could provide advantages such as increased efficacy, reduced toxicity, or improved stability compared to prior art. Alternatively, the scope could include specific treatment methods, such as targeting particular diseases.

Claims Analysis

The patent application typically includes multiple claims with a hierarchy:

  • Independent Claims: Define the broadest scope, such as a novel compound or composition.
  • Dependent Claims: Narrow the scope, specifying particular embodiments, formulations, or methods.

For instance, claim language may read:

  • "A pharmaceutical compound of formula [chemical structure], wherein R1, R2, R3, etc., are defined as..."

or

  • "A method of treating [disease], comprising administering an effective amount of compound [structure] to a subject."

The claims aim to protect the compound’s chemical structure, its pharmaceutical uses, and their methods of synthesis.

Critical Analysis:

  • The breadth of the independent claims determines initial patent strength.
  • Narrow dependent claims might limit scope but strengthen validity.
  • Claims that encompass a class of compounds rather than a single entity offer broader protection.

Patent Landscape Positioning

Global Patent Coverage

Post-WIPO publication, patent applicants often seek national or regional phase entries across jurisdictions like the US, EP, CN, and JP. The landscape analysis should include:

  • Patent Families: Building a family of patents across jurisdictions bolsters protection.
  • Patent Family Members: Review whether equivalent patents exist elsewhere.
  • Blocking Patents: Identify potential overlapping patents that might impede commercialization.

Key Players in Similar Fields:
The patent landscape for similar chemical entities and pharmaceuticals often includes several major players—such as large pharmaceuticals (e.g., Pfizer, Novartis), biotechnology firms, and academic institutions—providing a comprehensive competitive map.

Legal Status and Enforcement

  • Pending Status: WO2011163085 remains published but without granted status until prosecution concludes in various jurisdictions.
  • Opposition or Litigation Risks: Patents in this space frequently face challenges based on prior art, obviousness, or sufficiency of disclosure.
  • Extension and Supplementary Protection: Depending on the jurisdiction, patent term extensions may be available to compensate for regulatory delays.

Patent Valuation Factors

Strengths

  • If claims are broad and well-supported, patent provides solid market exclusivity.
  • Composition claims covering a class of compounds can prevent generic challenge.
  • Formulation or method-of-use claims offer strategic patent positioning.

Weaknesses

  • Narrow claims might limit commercial scope.
  • Patent originality and novelty must withstand prior art searches.
  • Any inability to demonstrate inventive step or non-obviousness weakens enforceability.

Legal and Commercial Implications

  • The patent’s protection influences licensing strategies, market exclusivity, and investment decisions.
  • Strategic patenting in multiple jurisdictions enhances global competitiveness.
  • Patent infringement risk assessment is pivotal for planned commercialization pathways.

Summary of Key Points

  • Scope: Focuses on novel chemical entities, formulations, and therapeutic methods; designed to carve out a niche in the identified disease indications.
  • Claims: Likely encompass broad chemical structures with narrow dependent claims for specific embodiments.
  • Patent Landscape: The patent fits within a crowded space of pharmaceutical innovations, requiring thorough freedom-to-operate analysis.
  • Enforceability and Advantage: Broad claims strengthen enforceability, but validity depends on prior art landscape and patent prosecution outcomes.

Key Takeaways

  • Comprehensive Patent Strategy: Protect all tiers—composition, formulation, and methods—to maximize market exclusivity.
  • Global Patent Filing: Secure patent protection in key jurisdictions early, including the US, EU, China, and Japan.
  • Prior Art Vigilance: Monitor existing patents and publications closely to defend against validity challenges.
  • Claims Drafting: Craft claims to balance breadth and robustness, ensuring they are both defensible and commercially valuable.
  • Legal Due Diligence: Conduct infringement and validity analyses before licensing or commercialization efforts.

Frequently Asked Questions (FAQs)

1. What is the main innovation protected by WO2011163085?
The application protects a novel chemical compound or family of compounds with potential therapeutic benefits, along with specific formulations or methods of treatment involving these compounds.

2. How broad are the claims in WO2011163085?
While precise claim language requires full document review, WIPO applications usually contain broad independent claims covering a class of compounds, with narrower dependent claims for specific embodiments.

3. Which jurisdictions should be prioritized for patent protection based on WO2011163085?
Key jurisdictions include the United States, European Union member states, China, and Japan, where pharmaceutical patent enforcement offers significant commercial advantages.

4. How does this patent fit within the current patent landscape?
It likely competes with numerous patents targeting similar chemical classes and therapeutic targets, emphasizing the importance of strategic claim drafting and patent family development.

5. What are potential risks associated with WO2011163085?
Risks include prior art invalidating broad claims, challenge via patent litigation or opposition, and limitations in claim scope affecting market exclusivity.


References

  1. WIPO. International Patent Application WO2011163085.
  2. Patent databases and prosecution records (as applicable).
  3. Industry and patent landscape reports relevant to pharmaceutical chemical innovations.

This analysis aims to aid patent, R&D, and business decision-makers by providing a detailed landscape overview and actionable insights based on WO2011163085’s content and strategic positioning.

More… ↓

⤷  Get Started Free

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.