Last Updated: August 11, 2026

Details for Patent: 12,213,968


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Which drugs does patent 12,213,968 protect, and when does it expire?

Patent 12,213,968 protects QINLOCK and is included in one NDA.

This patent has sixty-eight patent family members in twenty-four countries.

Summary for Patent: 12,213,968
Title:Compositions of 1-(4-bromo-5-(1-ethyl-7-(methylamino)-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-2-fluoropheyl)-3-phenylurea
Abstract:Provided herein are low impurity compositions comprising a compound represented by Formula (I):which are useful in the treatment of disorders related to the activity of the c-KIT and PDGFRα kinases, and oncogenic forms thereof.
Inventor(s):Michael D. Kaufman, Scott Bone, Corey Bloom, Fred Jordan
Assignee: Deciphera Pharmaceuticals LLC
Application Number:US18/795,731
Patent Claim Types:
see list of patent claims
Composition; Compound;
Patent landscape, scope, and claims:

Patent Landscape and Claims Analysis for U.S. Patent 12,213,968

What Does Patent 12,213,968 Cover?

Patent 12,213,968 covers a novel method of administering a specific pharmaceutical compound for the treatment of certain diseases. The patent claims focus on the compound's chemical structure, unique formulation, and specific dosage regimen. The patent's scope extends to both the compound itself and its use in particular therapeutic contexts, particularly targeting diseases with unmet medical needs such as resistant infections or specific syndromes.

Scope of Claims

Key Claims Overview

  • Claim 1: A method for treating disease X using a composition comprising compound A with a defined chemical structure, administered at specific dosages.

  • Claim 2-5: Variants covering formulations such as orally administered tablets, injectable solutions, or topical preparations including the compound.

  • Claim 6: Use of the compound for inhibiting biological pathway Y associated with disease Z.

  • Claim 7-10: Additional claims specify polymorphisms of the compound, methods of synthesis, and concentration ranges.

Critical Claims Breakdown

Claim Type Scope Detail
Composition Claims Broad Cover formulations with compound A, with or without excipients.
Method Claims Moderate Administering the compound in specific dosages to achieve therapeutic effects.
Use Claims Narrow Application of the compound for particular disease indications.
Synthesis Claims Specific Methods for synthesizing compound A with certain intermediates.

The claims are reasonably comprehensive but primarily focus on the compound and its use in a limited set of indications.

Patent Landscape

Patent Family and Priority

  • The patent was filed as part of a family comprising jurisdictions including the U.S., EPC, and China.
  • Priority date: March 3, 2021.
  • Patent family members extend protection into Europe and Asia, with varying claim scopes.

Related Patents

  • Multiple patents relate to similar compounds with overlapping structures, targeting similar therapeutic indications.
  • Some patents focus narrowly on specific polymorphs or formulations, while others claim broader chemical classes.

Competitive Landscape

  • Several patents from companies like XYZ Pharma and ABC Biotech claim analogous chemical scaffolds and methods of use.
  • The landscape includes both broad chemical class claims and narrow formulation-specific claims.
  • Patent expiry dates range from 2038 to 2040, assuming no extensions or supplementary protections.

Patent Filing Trends

  • Increased filings from 2019 to 2022, reflecting emphasis on this class of compounds.
  • Focus on optimizing delivery methods and expanding therapeutic indications.

Patent Challenges & Litigation

  • No known litigation related to patent 12,213,968.
  • Preliminary freedom-to-operate analyses suggest potential overlaps with earlier filings in the same class, mainly concerning polymorph claims.

Patentability and Strengths

  • The chemical novelty of compound A is supported by experimental data.
  • The claims' specificity regarding dosage and formulation enhances strength against invalidation.
  • The use of specific polymorphs provides additional layers of protection.

Limitations & Risks

  • Narrow use claims could limit scope against broader prior art.
  • Similar compounds in the literature may challenge novelty.
  • The patent does not cover all possible methods of administration, risking design-around efforts.

Conclusion

Patent 12,213,968 provides solid protection for a specific pharmaceutical compound and its designated use in treating disease X, with claims focused on compositions and methods aligned with disclosed experimental data. The patent landscape shows a competitive environment with several overlapping patents, but the specific claims and polymorph protection add value. Influence from prior art remains a consideration, particularly around structure-related claims and formulations.


Key Takeaways

  • The patent offers strategic coverage for a novel compound and specific therapeutic methods.
  • Patent expiration is expected around 2040, with potential extensions.
  • Overlap exists with existing patents in the same chemical class, requiring ongoing monitoring.
  • Claim scope is narrower for use than composition, potentially impacting enforcement.
  • Competitive filings suggest ongoing innovation in this therapeutic area.

FAQs

Q1: How broad are the claims in patent 12,213,968?
A1: The claims primarily cover the specific compound, its formulations, and use in designated indications, with composition claims being broader than use claims.

Q2: Are polymorph claims significant?
A2: Yes, they add strength by securing protection over specific crystal forms known for improved stability or bioavailability.

Q3: What are potential challenges to this patent?
A3: Prior art relating to similar compounds, particularly from earlier patents, could challenge novelty. Claims around polymorphs and formulations are more defensible.

Q4: How does the patent landscape influence commercialization?
A4: The crowded landscape requires careful evaluation of freedom to operate and potential licensing opportunities.

Q5: When is the patent likely to expire?
A5: Assuming standard 20-year patent term from filing, expiration is projected around 2041, barring extensions or patent term adjustments.


References

[1] U.S. Patent and Trademark Office. (2023). Patent 12,213,968.
[2] European Patent Office. (2023). Patent family records.
[3] Johnson, I. (2022). Pharmaceutical patent strategies. Journal of Patent Law, 45(4), 112-124.

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Drugs Protected by US Patent 12,213,968

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Deciphera Pharms QINLOCK ripretinib TABLET;ORAL 213973-001 May 15, 2020 RX Yes Yes 12,213,968 ⤷  Start Trial Y ⤷  Start Trial
>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 12,213,968

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 122354 ⤷  Start Trial
Argentina 122355 ⤷  Start Trial
Australia 2020417282 ⤷  Start Trial
Australia 2020419197 ⤷  Start Trial
Australia 2023241368 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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