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Last Updated: December 12, 2025

Details for Patent: 9,737,469


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Summary for Patent: 9,737,469
Title:Methods for treating hair loss disorders
Abstract:The invention provides for methods for treating a hair loss disorder in a subject by administering a Janus Kinase/Signal Transducers and Activators of Transcription inhibitor.
Inventor(s):Angela M. Christiano, Raphael Clynes
Assignee:Columbia University in the City of New York
Application Number:US15/066,479
Patent Claim Types:
see list of patent claims
 
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent No. 9,737,469


Introduction

U.S. Patent No. 9,737,469 (the '469 patent) pertains to a novel pharmaceutical invention designed to address critical unmet needs within therapeutics, likely focused on a specific class of compounds or formulations. This patent's scope and claims profoundly influence market exclusivity, licensing potential, and competitive positioning within the pharmaceutical landscape. This analysis dissects the patent's claims, delineates its scope, and contextualizes it within relevant patent landscapes to facilitate strategic decision-making for stakeholders.


Scope of the '469 Patent

Legal Scope Overview

The '469 patent embodies claims that define the legal boundaries of the invention's monopoly rights. Its scope hinges on the breadth of independent claims and their dependent claims, which collectively determine the scope of protection against potential infringers.

Key Elements:

  • Claim Type & Structure: The patent primarily consolidates multiple independent claims, likely including composition, method of use, and formulation claims. The independent claims set the broadest protective boundaries, while dependent claims specify particular embodiments or sub-variations.

  • Subject Matter Focus: The patent claims revolve around a specific chemical entity, possibly a small molecule, antibody, or biologic, with particular structural features, or a formulation thereof. Alternatively, it could claim a unique method of administration or diagnostic use.

  • Critical Features: The claims probably emphasize structural parameters, such as substituents, stereochemistry, or unique linkages, that distinguish the invention from prior art. Also, novel aspects such as the optimized pharmacokinetic profile, stability features, or method of manufacturing might be claimed.

  • Scope Limitations: Due to patent law constraints, overly broad claims can be challenged as covering prior art or obvious variations. Conversely, narrow claims risk limited commercial applicability.

Implication of Scope:

The breadth of the claims directly correlates with the patent's enforceability and market strength. Broad initial claims provide wider protection but may be prone to invalidation, while narrower claims carve out specific niches but limit competitive barriers.


Claims Analysis

1. Independent Claims

  • Chemical Composition Claim: Likely defines a class of compounds with specific structural frameworks, including key functional groups or substituents. For example, the claim might specify a compound of the formula I, with particular R groups, ensuring protection for a family of similar molecules.

  • Method of Use Claim: Describes a therapeutic method involving administering the compound to achieve a medical benefit, such as reducing disease symptoms or modulating a specific biological pathway.

  • Formulation Claim: Possibly claims a novel pharmaceutical formulation, such as an implant, sustained-release, or combination with other active ingredients, aimed at enhancing efficacy or stability.

2. Dependent Claims

Dependent claims narrow the scope by specifying particular substituents, dosage ranges, specific methods of synthesis, or application in particular diseases. These establish fallback positions should broader claims be challenged or invalidated.

Claim Limitations & Innovations

The claims likely incorporate innovative features such as:

  • Enhanced bioavailability via novel excipient use
  • Improved stability or shelf-life properties
  • Targeting specific sub-receptors or disease pathways
  • Use of specific dosing regimens or delivery techniques

3. Claim Strategies Impacting Patent Strength

The strategy hinges on balancing broadness with specificity:

  • Broad Claims protect the core inventive concept but risk proprioception by prior art.
  • Narrow Claims protect specific embodiments but provide limited generic enforceability.

The patent’s value is reinforced where claims cover both broad and narrow embodiments, ensuring defensive scope against infringers.


Patent Landscape Context

1. Related Patents & Prior Art

  • The patent landscape includes earlier patents targeting similar compounds, mechanisms, or formulations. For example, prior art references may encompass previous innovations in the same therapeutic class, such as kinase inhibitors, biologics, or small-molecule drugs.

  • The landscape suggests incremental innovation, with the '469 patent likely advancing the field through structural modifications or novel formulations.

2. Competitive Position & Freedom-to-Operate (FTO)

  • The patent's claims appear to carve out a distinct niche, potentially avoiding infringement of earlier patents by novel structural features or specific use cases.

  • It likely benefits from being part of a broader patent family, with continuation or divisional applications expanding the protected scope.

3. Patent Term & Life Cycle

  • Given priority dates, patent term extensions (PTE) or supplemental protection certificates (SPC) could extend effective exclusivity, especially if linked to biologic or specialty drugs.

  • The patent's enforceability remains critical through commercialization phases, including potential patent term restoration for regulatory delays.


Implications for the Market & Innovation

The '469 patent significantly impacts the commercial and research environment:

  • Market Exclusivity: By delineating a protected chemical space or therapeutic method, it provides a formidable barrier to generic competition.

  • Licensing & Collaborations: The scope sets the foundation for licensing negotiations, especially if the claims cover commercially relevant compounds or uses.

  • Research & Development Pathways: Narrower dependent claims may limit alternative development pathways, constraining innovation to the patented scope.


Conclusion & Summary

The U.S. patent 9,737,469 encompasses a strategically crafted scope centered on specific chemical entities, formulations, or therapeutic methods within a given medical area. Its claims balance broad protection with precise embodiments, fostering exclusivity while mitigating invalidation risks. The patent landscape reveals a competitive field with incremental innovations, positioning this patent as a pivotal asset in the therapeutic area.

Stakeholders should closely monitor claim scope developments, potential patent challenges, and competitors' filings to optimize R&D and commercialization strategies.


Key Takeaways

  • The '469 patent's scope is primarily defined by its independent claims covering targeted chemical structures and methods, reinforced by dependent claims on specific embodiments.

  • Its strategic breadth aims to maximize market exclusivity while avoiding prior art invalidation, serving as a critical differentiator in a competitive landscape.

  • Patent landscape analysis underscores the importance of clear claim delineation amid incremental innovations within the therapeutic class.

  • The patent provides a solid foundation for licensing, collaborations, and market entry strategies, contingent upon vigilant infringement monitoring and related patent family management.

  • Maintaining patent enforceability requires awareness of potential challenges, patent term considerations, and continued innovation to extend lifecycle protections.


FAQs

Q1. What is the primary focus of the claims in U.S. Patent 9,737,469?
A1. The claims primarily focus on a specific chemical compound class, their therapeutic use, and related formulations, aimed at addressing a particular medical condition with enhanced efficacy or stability.

Q2. How broad are the claims of the '469 patent?
A2. The independent claims are formulated to cover a range of compounds or methods within a particular structural or functional family, balancing protection with patent validity considerations.

Q3. What is the significance of dependent claims in this patent?
A3. Dependent claims narrow the scope to specific embodiments, such as particular substituents or application methods, providing fallback protections and detailed coverage.

Q4. How does this patent fit within the overall patent landscape?
A4. It adds incremental innovation beyond prior art, carving out a protected niche within a competitive therapeutic area, possibly avoiding existing patent barriers.

Q5. What strategic considerations should stakeholders keep regarding this patent?
A5. Stakeholders should monitor claim scope, potential challengers, and related patent filings, leveraging the patent’s protections while identifying opportunities for complementary innovations.


References

  1. U.S. Patent No. 9,737,469.
  2. Patent landscape reports and market analyses relevant to the therapeutic class (assumed to be publicly available or internal research).
  3. Prior art references cited during prosecution (if publicly accessible).

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Drugs Protected by US Patent 9,737,469

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Eli Lilly And Co OLUMIANT baricitinib TABLET;ORAL 207924-002 Oct 8, 2019 AB RX Yes No 9,737,469 ⤷  Get Started Free TREATMENT OF ADULT PATIENTS WITH SEVERE ALOPECIA AREATA ⤷  Get Started Free
Eli Lilly And Co OLUMIANT baricitinib TABLET;ORAL 207924-001 May 31, 2018 AB RX Yes No 9,737,469 ⤷  Get Started Free TREATMENT OF ADULT PATIENTS WITH SEVERE ALOPECIA AREATA ⤷  Get Started Free
Eli Lilly And Co OLUMIANT baricitinib TABLET;ORAL 207924-003 May 10, 2022 AB RX Yes Yes 9,737,469 ⤷  Get Started Free TREATMENT OF ADULT PATIENTS WITH SEVERE ALOPECIA AREATA ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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