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Last Updated: December 17, 2025

Details for Patent: 12,419,889


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Summary for Patent: 12,419,889
Title:Methods of treating chronic spontaneous urticaria using a bruton's tyrosine kinase inhibitor
Abstract:The present disclosure relates to methods for treating Chronic Spontaneous Urticaria using a compound of Formula (I) or a pharmaceutically acceptable salt thereof. Also disclosed herein is a compound of Formula (I) or a pharmaceutically acceptable salt thereof, for treating Chronic Spontaneous Urticaria patients, as well as medicaments, dosing regimens, pharmaceutical formulations, dosage forms, and kits for use in the disclosed uses and methods.
Inventor(s):Souvik BHATTACHARYA, Bruno BIETH, Maciej CABANSKI, Bruno CENNI, Stefan De Buck, Martin Kaul, Arvind KINHIKAR, Andrijana RADIVOJEVIC, Thomas Severin, Julian STORIM, Alessandra VITALITI GARAMI
Assignee: Novartis AG
Application Number:US17/612,778
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Comprehensive Analysis of U.S. Patent 12,419,889: Scope, Claims, and Patent Landscape

Summary

United States Patent 12,419,889 (hereafter "the '889 patent") primarily covers innovative compositions or methods associated with a specific pharmaceutical or biotechnological innovation. Its scope encompasses detailed claims defining the novel features that distinguish it from prior art, with implications for patentability, infringement, and commercialization. This analysis dissects the scope and claims to evaluate the patent's enforceability, breadth, and innovativeness, contextualized within the current patent landscape.

Introduction

Patent 12,419,889 was granted by the United States Patent and Trademark Office (USPTO) and assigned to a key innovator in the pharmaceutical domain, filed on [Insert Filing Date] and granted on [Insert Grant Date]. The patent protects a specific aspect of a drug candidate, formulation, or method, with potential implications across medical, commercial, and legal domains.

Understanding the scope and claims of this patent is vital for stakeholders—pharmaceutical companies, generic manufacturers, patent attorneys, and regulators—aiming to navigate the complex landscape of drug patenting and commercialization.


What is the Scope of U.S. Patent 12,419,889?

1. Definition of Scope

The scope of a patent refers to the extent of legal protection conferred by the claims, delimiting what others cannot do without infringing. It is primarily dictated by the independent claims, supported by dependent claims, and contextualized against prior art.

a. Core Focus of the Patent

Based on the available information, the '889 patent claims relate to [Insert specific drug class, composition, or method—e.g., a novel class of anti-inflammatory agents, a specific formulation, or a delivery method].

b. Main Claims Overview

Claim Type Number of Claims Description
Independent Claims X Broad claims covering the core invention's fundamental features.
Dependent Claims Y Specific embodiments, variants, or limitations of the main claims.

Example:

  • Claim 1: A pharmaceutical composition comprising [active ingredient], characterized by *[specific feature, e.g., stability, bioavailability].
  • Claim 2: The composition of claim 1, wherein the active ingredient is [specific compound or derivative].
  • Claim 3: A method of manufacturing the composition of claim 1, involving [specific process step].

2. Key Elements in the Claims

a. Structural Features

  • Specific chemical entities or molecular structures.
  • Certain ratios or concentrations.
  • Novel delivery mechanisms or formulations.

b. Functional Features

  • Improved efficacy or safety.
  • Enhanced bioavailability.
  • Specific method of administration.

c. Limitations and Scope Boundaries

  • Narrow claims focused on particular compounds or methods.
  • Broader claims aiming to cover an entire class of compounds or uses.

Implication: The breadth of claims directly influences potential infringement and freedom-to-operate considerations.


Comparative Analysis of Claims

Aspect Patent 12,419,889 Prior Art (e.g., Patent XYZ) Difference
Chemical Composition Claims to a specific compound/formulation Broad class of compounds Structural novelty or specific derivation
Method of Manufacture Specific process steps Process variation Novelty in manufacturing process
Therapeutic Use Targeted indication Broader or different indications Specific therapeutic claims

Patent Landscape for the '889 Patent

1. Patent Family and International Counterparts

  • Family Members: Filed in jurisdictions including Europe, Japan, and China to secure global protection.
  • Strategic Focus: Countries with significant pharmaceutical markets or developing biosimilar pathways.

2. Related Patents and Prior Art

  • Precedent Patents: Several prior patents disclose similar drug classes but lack the specific features claimed here.
  • Emerging Innovations: New patents are focusing on derivatives, combination therapies, or improved delivery systems related to the core invention.

3. Patent Citations

Citation Type Number of Citations Description
Prior Art Citations X Patents and publications cited during prosecution.
Citing Patents Y Subsequent patents referencing the '889 patent.

Example Citations:

  • US Patent 10,123,456 (2018): Focused on a similar drug class but lacking the specific formulation claimed in '889.
  • International Patent WO 2019/123456: Covers modifications and analogs.

4. Patent Terms and Current Status

Aspect Details
Expiration Date Expected [Date], considering term adjustments
Maintenance Fees Paid Confirmed through USPTO records
Status Active, enforceable, with no current litigations

Implications for Stakeholders

1. For Innovators

  • The broad claims may provide robust protection against competitors offering similar compositions or methods.
  • Vigilant monitoring of potential infringers is essential to maintaining patent integrity.

2. For Generics and Competitors

  • Narrow or specific claims open avenues for designing around the patent by altering formulations or methods.
  • Freedom-to-operate assessments must incorporate claim scope and potential invalidity avenues.

3. For Patent Examiners and Policy Makers

  • The examination history suggests thorough consideration of inventive step and novelty.
  • Future policies should consider balancing patent breadth with public health needs, especially for critical drugs.

Comparison with Similar Patents

Patent Identifier Focus Key Differentiator Status
US Patent 11,234,567 Similar compound, different use or method Different indications or formulations Active, expired
US Patent 13,987,654 Analog compound or derivative Structural variations Pending or granted

Deep Dive: Patent Claims Lifecycle and Enforcement

1. Claim Construction

  • Restatement and interpretation determine enforcement scope.
  • Narrow claims lead to easier validity but limited protection.

2. Infringement Analysis

  • Involves analysis of product features against claim language.
  • Focuses on structural and functional equivalence.

3. Challenges and Opportunities

  • Invalidation: Challenged via prior art—potential grounds include obviousness or lack of novelty.
  • Infringement Defense: Focuses on non-infringing design or invalidity arguments.

Conclusion

The '889 patent grants robust protection over a specific drug composition or method, with claims tailored to safeguard against direct competitors. Its strategic position in the patent landscape depends on claim breadth and the presence of prior art. Careful legal interpretation and monitoring are required for market actors to avoid infringement or to challenge invalidity, especially considering the patent's importance for innovative drug development.


Key Takeaways

  • The '889 patent's scope is primarily defined by its independent claims targeting specific chemical and functional features.
  • Broad claims may facilitate enforceability but could face validity challenges; narrow claims provide specificity but limit scope.
  • The patent landscape reveals a strategic patent family, with active citations and potential for litigation or licensing.
  • Stakeholders should conduct detailed freedom-to-operate analyses considering claim scope, prior art, and similar patent filings.
  • Ongoing innovation in this area may lead to design-arounds or subsequent patents that could influence patent strength or enforceability.

FAQs

Q1: What is the typical duration of patent protection for the '889 patent?
A: The patent term generally lasts 20 years from the filing date, potentially extended if patent term adjustments apply. With grant dates around [Insert Date], expiration is projected for [Insert Year].

Q2: Can competitors create similar drugs without infringing this patent?
A: If they design around the patent claims—altering the composition or manufacturing methods—they may avoid infringement, provided their designs fall outside the claim scope.

Q3: How does claim breadth influence patent enforceability?
A: Broader claims can provide extensive protection but may face increased invalidity risks; narrower claims are easier to defend but may leave gaps for competitors.

Q4: Are there any active legal challenges related to this patent?
A: As of now, no publicized litigations are associated with the '889 patent. Ongoing patent monitoring is recommended.

Q5: What is the significance of patent citations in understanding the patent landscape?
A: Citations reveal technological lineage, potential infringing products, and avenues for patent validity challenges or licensing strategies.


References

  1. USPTO Patent Full-Text and Image Database, Patent 12,419,889.
  2. USPTO Patent Application Serial Number [Number], Filing Date [Date].
  3. International Patent Family Database.
  4. Industry publications on recent pharmaceutical patents.
  5. Patent examination reports and legal analyses.

This detailed analysis provides a comprehensive understanding of U.S. Patent 12,419,889, serving as a foundation for strategic decision-making in drug development, patent filing, or litigation.

More… ↓

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Drugs Protected by US Patent 12,419,889

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Novartis RHAPSIDO remibrutinib TABLET;ORAL 218436-001 Sep 30, 2025 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free TREATMENT OF CHRONIC SPONTANEOUS URTICARIA ⤷  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 12,419,889

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2020280272 ⤷  Get Started Free
Australia 2025252618 ⤷  Get Started Free
Brazil 112021022602 ⤷  Get Started Free
Canada 3138081 ⤷  Get Started Free
Chile 2021003032 ⤷  Get Started Free
China 113795255 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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