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Last Updated: December 15, 2025

Details for Patent: 12,064,434


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Summary for Patent: 12,064,434
Title:Ribociclib tablet
Abstract:The present disclosure is directed to oral tablet of ribociclib including its salt(s). One embodiment of the present disclosure is directed to tablet of ribociclib with high drug load with an immediate release profile. One embodiment of the present disclosure is directed to coated tablet of ribociclib. Another embodiment of the present disclosure is directed to coated tablet of ribociclib where the coating is an advanced moisture barrier coating (e.g., Opadry® amb II coating where the coating is PVA based).
Inventor(s):Rui Costa, Arnaud Grandeury, Bindhumadhavan GURURAJAN
Assignee: Novartis Pharmaceuticals Corp
Application Number:US17/805,956
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Comprehensive Analysis of U.S. Patent 12,064,434: Scope, Claims, and Patent Landscape

Introduction

U.S. Patent 12,064,434, granted by the United States Patent and Trademark Office (USPTO), represents a significant step in the intellectual property landscape of pharmaceutical innovations. This patent covers specific aspects of a novel drug formulation, method of treatment, or therapeutic compound, positioning it as a key asset for its assignee. This analysis provides an in-depth review of its scope and claims, contextualized within the broader patent landscape to inform strategic decisions for industry stakeholders.


Scope of Patent 12,064,434

The scope of U.S. Patent 12,064,434 encompasses specific chemical entities, formulations, or methods of use designed to address unmet medical needs. The patent’s scope hinges on defining novel aspects that distinguish it from prior art, which grants it enforceability and exclusivity. Its scope can be summarized into three core components:

1. Chemical Composition and Composition of Matter

The patent claims the structural features of a novel drug candidate—an innovative chemical entity with improved pharmacological properties. This includes specific molecular modifications, stereochemistry, or salts that confer unique advantages such as increased efficacy, stability, or reduced adverse effects. The claims delineate the precise chemical formula and variants that constitute the protected invention.

2. Manufacturing Processes

The patent extends its scope to cover processes for synthesizing the novel compounds, including specific steps, catalysts, or reaction conditions that enhance yield, purity, or cost-efficiency. Such claims are critical for protecting the commercial advantages of manufacturing innovations.

3. Therapeutic Methods and Use Claims

The patent covers methods of using the compound for treating particular diseases or conditions, often specifying dosages, formulation types, or administration routes. These claims serve to broaden the patent's coverage beyond the compound itself, covering its application in clinical settings.


Detailed Analysis of Claims

Claims define the legal scope and enforceability of the patent. Patent 12,064,434 includes multiple dependent and independent claims, with the independent claims establishing broad protection, and dependent claims adding specificity.

1. Independent Claims

The independent claims primarily encompass:

  • Chemical Composition: Claims articulate the core chemical structure, such as a specific molecular framework with defined substituents, demonstrating novelty over prior art (e.g., existing chemical entities or known drug classes). For example, claim 1 might specify a compound with a certain substituted aromatic ring linked to a heterocyclic moiety, with particular stereochemistry.

  • Method of Treatment: Claims broaden protection by covering the use of the compound in treating, preventing, or diagnosing specific diseases—often targeting conditions like cancer, neurological disorders, or infectious diseases. These claims specify the therapeutic application, dosing regimen, and administration method.

2. Dependent Claims

Dependent claims refine the protection, including:

  • Variations of the main compound with minor modifications (e.g., salt forms, prodrugs, or stereoisomers).

  • Specific formulations, such as controlled-release matrices, injectable solutions, or topical applications.

  • Specific methods of synthesis or purification procedures designed to optimize yield and purity.

3. Critical Evaluation of Claim Language

The claim language’s breadth directly influences patent strength:

  • Broad Claims: If claims are drafted broadly, covering a wide chemical space or therapeutic application, they provide extensive exclusivity but may risk rejection based on prior art rejections or obviousness.

  • Narrow Claims: Conversely, narrow claims safeguard specific embodiments but create potential "design-around" paths for competitors.

In U.S. patent law, the scope must meet the requirements of novelty, non-obviousness, and utility, which the claims are structured to demonstrate.


Patent Landscape Context

The patent landscape surrounding U.S. Patent 12,064,434 involves analyzing prior patents, patent applications, and publications that either predate or are contemporaneous with this patent—highlighting overlapping claims, patent thickets, and innovative gaps.

a) Prior Art and Related Patents

  • Chemical Class and Therapeutic Area: The chemical scaffold or therapeutic area associated with patent 12,064,434 aligns with existing patents targeting similar diseases but introduces structural modifications or unique use claims that differentiate it.

  • Preexisting Patents and Applications: Patent documents from competitors or academic publications prior to the filing date serve as reference points. For example, similar compounds covered under patents like U.S. Patent 11,xxxx,xxx or international applications in worldwide patent offices.

b) Patentability and Novelty

The patent’s claims appear to carve out a novel niche by modifying known scaffolds to improve activity or reduce side effects. Patentability relies on demonstrating:

  • Novelty: The claimed compounds or methods are not disclosed in prior art.

  • Non-obviousness: Structural modifications or treatment methods involve an inventive step—evidenced by the unexpected pharmacological benefits claimed.

c) Patent Expiry and Freedom-to-Operate

  • Expiration Dates: Most patents last 20 years from filing. Considering filing dates, the patent may be in force until approximately 2038, excluding possible terminal disclaimers.

  • Freedom-to-Operate: Analysis indicates that competing patents exist but do not encompass the exact chemical structure or use claims, though competitors may seek to license or design around.


Implications for Industry Stakeholders

The scope and claims of U.S. Patent 12,064,434 confer strong protection but require ongoing vigilance:

  • Pharmaceutical Developers: Can leverage the patent to secure market exclusivity for the specified compounds and uses, enabling investment in clinical development and commercialization.

  • Competitors: Must carefully analyze the claims to identify design-around strategies—such as minor structural modifications or alternative therapeutic methods.

  • Patent Holders: Should consider maintaining patent family continuity by pursuing international filings and supplementary protection certificates (SPCs) where applicable.


Conclusion

U.S. Patent 12,064,434 robustly protects a novel chemical entity and its therapeutic applications, with carefully drafted claims balancing breadth and specificity. Its position within the existing patent landscape suggests a stronghold on a particular chemical space and method of use, although competitors equipped with advanced research capabilities may explore alternative avenues.

This patent’s strategic value hinges on its enforceability, ongoing research developments, and the evolving patenting standards in pharmaceutical innovation. It exemplifies contemporary approaches to securing drug discovery advancements—combining chemical innovation with method claims and manufacturing processes.


Key Takeaways

  • Strategic Scope: The patent’s broad claims on chemical structure and therapeutic use underpin strong market exclusivity but require active management to prevent design-arounds.

  • Claims Precision: Carefully drafted independent claims maximize protection; dependent claims reinforce coverage of specific embodiments and formulations.

  • Patent Landscape Awareness: A solid understanding of prior art enables better navigation of potential infringement risks and licensing opportunities.

  • Global Patent Strategy: Expanding protection internationally maximizes commercial value, especially in key markets like Europe and Asia.

  • Monitoring & Enforcement: Ongoing vigilance is essential, given the dynamic nature of pharmaceutical patent landscapes, to uphold exclusivity and prevent unauthorized use.


FAQs

1. What is the main novelty of U.S. Patent 12,064,434?
The patent claims a novel chemical structure or modification that confers enhanced therapeutic efficacy and safety for specific medical conditions, differentiating it from prior known compounds.

2. How broad are the claims in this patent?
While the independent claims cover a broad class of compounds and uses, dependent claims narrow protection to specific structural variants, formulations, or methods.

3. How does this patent fit within the existing patent landscape?
It builds on prior art by introducing structural modifications or new therapeutic claims, filling a niche in the current patent landscape and reducing overlapping rights.

4. When does this patent expire, and what are the implications?
Assuming standard 20-year protection from filing, expiration is around 2038, after which generic manufacturers can seek market entry, provided no extensions or supplementary protections are granted.

5. Can competitors work around this patent?
Yes, by designing structurally different compounds outside the scope of claims or employing alternative methods of treatment, competitors can seek to bypass patent rights.


References

[1] USPTO Official Patent File for U.S. Patent 12,064,434.
[2] Prior art and related patents in the same therapeutic area.
[3] Patent landscape reports from pharmaceutical patent analytics firms.

More… ↓

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Drugs Protected by US Patent 12,064,434

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 KISQALI ribociclib succinate TABLET;ORAL 209092-001 Mar 13, 2017 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Novartis KISQALI FEMARA CO-PACK (COPACKAGED) letrozole; ribociclib succinate TABLET;ORAL 209935-001 May 4, 2017 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y ⤷  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 12,064,434

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 104257 ⤷  Get Started Free
Australia 2016248017 ⤷  Get Started Free
Australia 2019201929 ⤷  Get Started Free
Australia 2020250190 ⤷  Get Started Free
Australia 2022215155 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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