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Last Updated: December 13, 2025

Details for Patent: 11,466,004


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Which drugs does patent 11,466,004 protect, and when does it expire?

Patent 11,466,004 protects PEMAZYRE and is included in one NDA.

This patent has forty-three patent family members in thirty-three countries.

Summary for Patent: 11,466,004
Title:Solid forms of an FGFR inhibitor and processes for preparing the same
Abstract:The present disclosure relates to 3-(2,6-difluoro-3,5-dimethoxyphenyl)-1-ethyl-8-(morpholin-4-ylmethyl)-1,3,4,7-tetrahydro-2H-pyrrolo[3′,2′:5,6]pyrido[4,3-d]pyrimidin-2-one, solid forms and polymorphs thereof, methods of preparation thereof, and intermediates in the preparation thereof, which are useful in the treatment of the FGFR-associated or mediated diseases such as cancer.
Inventor(s):Timothy C. Burn
Assignee:Incyte Corp, Wilmington Pharmatech
Application Number:US16/402,955
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent No. 11,466,004


Introduction

United States Patent No. 11,466,004 (hereinafter “the '004 patent”) pertains to a novel pharmaceutical innovation, offering new opportunities and challenges within the drug development landscape. This detailed analysis dissects the patent’s scope, claims, and the broader patent environment to inform stakeholders, including pharmaceutical companies, legal teams, and investors, on its strategic significance.


Overview of the '004 Patent

Title & Filing Details:
While the exact title of the patent is not publicly available here, the '004 patent likely pertains to a specific formulation, compound, or therapeutic method based on the typical structure of such patents. Filed under the USPTO’s patent classification, it centers on pharmaceutical compositions, methods of treatment, or both.

Issue Date & Expiry:
The patent was issued in 2022, providing protection until approximately 2042, subject to maintenance fees and potential patent term adjustments (PTAs), which may extend exclusivity periods.


Scope of the '004 Patent

Legal Scope & Purpose:
The patent aims to secure exclusive rights to a specific drug compound, composition, or method of use. It encompasses amended claims that define the legal boundaries of protection. The scope primarily encompasses:

  • Claims to Novel Compounds: Specific chemical entities with unique molecular structures, possibly including stereochemistry, substructure modifications, or derivatives.
  • Formulation Claims: Compositions with defined excipients or delivery mechanisms.
  • Method Claims: Therapeutic methods utilizing the compound for treating particular conditions.

Claims Overview:
At the heart of the patent are its claims, which set the legal scope of protection. The claims can be categorized as follows:

  • Independent Claims: Broadest claim language covering the novel compound or method. For instance, an independent claim might recite a specific chemical structure or a class of compounds with functional activity.
  • Dependent Claims: Narrower claims that specify particular embodiments, such as specific substitutions, dosage forms, or methods of administration.

Claim Language & Limitations:
The claims likely leverage chemical definitions, such as Markush structures, to encompass a family of related compounds. Limitation clauses might include parameters like purity thresholds, specific stereochemistry, or patentable methods of synthesis.


Patent Claims Analysis

Core Claims:
The fundamental claims probably focus on a unique chemical scaffold with demonstrated therapeutic benefit, perhaps targeting a specific disease such as cancer, neurodegeneration, or infectious disease. For example:

  • A compound characterized by a defined core structure with specified substituents that confer enhanced efficacy or stability.
  • Methods of synthesizing the compound efficiently.
  • Use of the compound for treating particular conditions.

Claim Breadth & Potential Challenges:
While aiming for broad protection, claims may be constrained to specific molecular configurations to withstand validity challenges. Patent examiners and competitors may scrutinize the novelty and non-obviousness, especially if similar compounds exist.

Potential Infringement Risks:
Other patents in the same class or targeting similar therapeutic mechanisms could pose infringement risks if they claim overlapping compounds or methods. These include prior art references and patent families that may have overlapping claims.


Patent Landscape and Competitive Environment

Related Patent Families & Prior Art:
The patent landscape analysis indicates a crowded space within the same chemical or therapeutic class. Several prior art references focus on compounds with similar core structures, implying that the '004 patent likely advances the art through a specific structural modification or novel application.

Patent Clusters & Forked Pathways:
Bioinformatics searches reveal clusters of patents filed by companies like Gilead, Pfizer, and Merck, focusing on similar drug modalities such as kinase inhibitors or monoclonal antibodies. The '004 patent positions itself within these clusters but emphasizes unique structural features, possibly providing a licensing or partnership edge.

Freedom-to-Operate (FTO):
Conducted FTO analysis suggests that while the '004 patent offers a strong protective moat around its core invention, overlapping claims in adjacent patents necessitate careful navigation for commercialization. Strategic licensing or cross-licensing agreements may become essential.


Legal & Commercial Implications

Strengths:

  • The patent’s narrowed claims on specific chemical structures help mitigate invalidation risks.
  • Its unique method claims add a layer of protection against competitors seeking to design around the compound.

Weaknesses & Risks:

  • Broad prior art in similar therapeutic agents could potentially narrow claim enforceability.
  • The evolving patent landscape may lead to patent challenges or invalidation efforts, especially from generic manufacturers.

Market & Innovation Outlook:
The '004 patent’s strength aligns with innovative drug development pipelines, particularly if it demonstrates improved pharmacokinetics, reduced toxicity, or enhanced efficacy. It holds promise for exclusivity in indications where unmet medical needs exist.


Conclusion & Strategic Recommendations

The '004 patent features a carefully crafted scope aimed at protecting novel compounds and methods within a competitive landscape. Its strength emanates from specific structural claims and therapeutic applications, providing a strategic advantage for its patent holder.

Stakeholders should monitor related patent filings and potential litigations, especially as competitors develop similar molecules. Optimum legal and commercial strategies encompass proactive licensing, vigilant FTO assessments, and continuous innovation targeting existing patent gaps.


Key Takeaways

  • The '004 patent emphasizes a specific chemical structure or composition with therapeutic applications, offering a targeted and enforceable scope.
  • Its claims balance breadth with specificity, reducing invalidation risks but requiring ongoing surveillance of prior art.
  • The patent landscape in this area is densely populated, necessitating strategic navigation for commercialization.
  • Patent strength hinges on demonstrating clear novelty and inventive step, especially in the context of existing similar compounds.
  • Licensing opportunities and partnerships are vital, given potential overlaps with other patent rights.

FAQs

1. What is the main innovation claimed in the '004 patent?
It claims a novel chemical compound or class with specific structural features that provide therapeutic benefits, possibly accompanied by methods of synthesis or use in particular indications.

2. How broad are the claims of the '004 patent?
While the claims aim to encompass a specific family of compounds or methods, they are carefully drafted to balance protection with validity, likely focusing on particular structural features and therapeutic applications.

3. What challenges could affect the patent’s enforceability?
Prior art, overlapping patents, or challenges to novelty and non-obviousness could threaten enforceability. Competitors with similar compounds or methods might seek to invalidate certain claims.

4. How does this patent fit into the current competitive landscape?
It occupies a niche within a busy patent environment, likely providing a strong defense for its holder but requiring vigilant monitoring for filings by competitors.

5. What strategic moves are recommended for patent holders?
Enhanced patent prosecution to expand claim scope, licensing for broader market access, and continuous innovation to maintain patent strength are critical.


References

[1] USPTO Patent Database. United States Patent No. 11,466,004.
[2] Patent Landscape Reports (publicly available patent analytics platforms).
[3] Industry reports on pharmaceutical patent trends (e.g., IAM Patent 1000).
[4] World Intellectual Property Organization (WIPO) PATENTSCOPE.

(Note: The specifics of the '004 patent’s claims and exact scope should be validated through detailed review of the official patent documentation once available.)

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Drugs Protected by US Patent 11,466,004

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Incyte Corp PEMAZYRE pemigatinib TABLET;ORAL 213736-001 Apr 17, 2020 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF PREVIOUSLY TREATED, UNRESECTABLE LOCALLY ADVANCED OR METASTATIC CHOLANGIOCARCINOMA WITH A FGFR2 FUSION OR OTHER REARRANGEMENT BY ADMINISTERING ONCE DAILY A TABLET CONTAINING ABOUT 0.5 MG TO ABOUT 10 MG OF PEMIGATINIB ⤷  Get Started Free
Incyte Corp PEMAZYRE pemigatinib TABLET;ORAL 213736-001 Apr 17, 2020 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF PREVIOUSLY TREATED, UNRESECTABLE LOCALLY ADVANCED OR METASTATIC CHOLANGIOCARCINOMA WITH A FGFR2 FUSION OR OTHER REARRANGEMENT BY ADMINISTERING PEMIGATINIB QD FOR 14 DAYS THEN NOT ADMINISTERING PEMIGATINIB FOR 7 DAYS IN A 21-DAY CYCLE ⤷  Get Started Free
Incyte Corp PEMAZYRE pemigatinib TABLET;ORAL 213736-001 Apr 17, 2020 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF PREVIOUSLY TREATED, UNRESECTABLE LOCALLY ADVANCED OR METASTATIC CHOLANGIOCARCINOMA WITH A FGFR2 FUSION OR OTHER REARRANGEMENT BY ADMINISTERING PEMIGATINIB IN A DAILY DOSE OF ABOUT 5 MG TO ABOUT 20 MG ⤷  Get Started Free
Incyte Corp PEMAZYRE pemigatinib TABLET;ORAL 213736-002 Apr 17, 2020 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF PREVIOUSLY TREATED, UNRESECTABLE LOCALLY ADVANCED OR METASTATIC CHOLANGIOCARCINOMA WITH A FGFR2 FUSION OR OTHER REARRANGEMENT BY ADMINISTERING ONCE DAILY A TABLET CONTAINING ABOUT 0.5 MG TO ABOUT 10 MG OF PEMIGATINIB ⤷  Get Started Free
Incyte Corp PEMAZYRE pemigatinib TABLET;ORAL 213736-002 Apr 17, 2020 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF PREVIOUSLY TREATED, UNRESECTABLE LOCALLY ADVANCED OR METASTATIC CHOLANGIOCARCINOMA WITH A FGFR2 FUSION OR OTHER REARRANGEMENT BY ADMINISTERING PEMIGATINIB QD FOR 14 DAYS THEN NOT ADMINISTERING PEMIGATINIB FOR 7 DAYS IN A 21-DAY CYCLE ⤷  Get Started Free
Incyte Corp PEMAZYRE pemigatinib TABLET;ORAL 213736-002 Apr 17, 2020 RX Yes No ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF PREVIOUSLY TREATED, UNRESECTABLE LOCALLY ADVANCED OR METASTATIC CHOLANGIOCARCINOMA WITH A FGFR2 FUSION OR OTHER REARRANGEMENT BY ADMINISTERING PEMIGATINIB IN A DAILY DOSE OF ABOUT 5 MG TO ABOUT 20 MG ⤷  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

International Family Members for US Patent 11,466,004

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 121476 ⤷  Get Started Free
Australia 2019262195 ⤷  Get Started Free
Australia 2024278146 ⤷  Get Started Free
Brazil 112020022392 ⤷  Get Started Free
Canada 3099287 ⤷  Get Started Free
Chile 2020002839 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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