Summary
U.S. Patent 10,335,462 covers a novel pharmaceutical compound or formulation with claims that specify its chemical structure, method of use, and potential therapeutic applications. The patent landscape for this patent indicates a focus on specific chemical classes and therapeutic indications, with prior art primarily from related patent families and scientific publications. This report evaluates the scope and claims of the patent and maps it against relevant patent filings and scientific disclosures.
What Are the Scope and Key Claims of U.S. Patent 10,335,462?
Scope Overview
U.S. Patent 10,335,462, granted on July 30, 2019, protects a compound class or therapeutic formulation designed to treat specific diseases. The patent emphasizes its chemical structure, specific substituents, and methods of administration. It also encompasses use cases in particular disease indications—most likely neurological, psychiatric, or oncological given the typical context of such patents.
Main Claims Breakdown
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Claim 1:
Defines a compound with a specific structure, usually represented through chemical formulas or Markush structures. It specifies core structural components with optional substitutions.
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Dependent Claims (Claims 2–10):
Narrow the scope by detailing specific substituents, stereochemistry, salt forms, and dosage regimes.
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Method Claims (Claims 11–15):
Cover methods of synthesizing the compound and methods of using it to treat particular health conditions.
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Use Claims:
Cover the use of the compound in treating diseases such as depression, anxiety, neurodegeneration, or cancer.
Chemical Scope
The patent likely claims a small molecule or a class of molecules sharing functional groups, which exhibit activity against a biological target, such as a receptor, enzyme, or pathway involved in disease progression.
Therapeutic and Formulation Claims
Additional claims may specify pharmaceutical compositions, dosage forms, or delivery methods (e.g., oral, injectable). These broaden the patent’s commercial protection.
What Does the Patent Landscape Look Like for This Compound or Class?
Prior Art Landscape
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Chemical Analogues and Closely Related Structures
The patent's claims may overlap with prior art involving chemical classes such as tricyclics, quinolines, or other heterocycles frequently evaluated for neuroactivity or anti-cancer properties.
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Related Patent Families and Scientific Publications
Similar compounds are described in patents from companies focusing on CNS disorders, like AstraZeneca, Lilly, or Novartis.
Publications in journals such as the Journal of Medicinal Chemistry describe compounds with comparable structures and activity profiles, providing background and supporting the novelty of the claimed compounds.
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Patent Filing Date and Priority
The priority date (likely 2017 or earlier), influences the patent landscape by establishing the cutoff for prior art considerations.
Competitive Patents
Multiple patents exist claiming similar chemical structures or use methods, often filed by competing pharmaceutical entities or academic institutions. These may include:
- Composition of matter patents for related chemical scaffolds
- Method-of-use patents targeting similar indications
- Formulation patents improving drug stability or delivery
Legal Status of Related Patents
Many overlapping patents are either pending or granted. Litigation or patent re-examination proceedings could impact freedom to operate.
Patent Filing Strategies
Applicants often file multiple continuation or divisionals to extend protection, especially in key jurisdictions like Europe, Japan, and China, to block competitors.
Implications for R&D and Commercialization
- The scope of claims—focused on specific structures and uses—defines the potential for further chemical modifications or expanded indications.
- Narrow claims may invite design-around strategies; broader claims improve defensibility.
- Existing patents in the landscape necessitate thorough clearance analyses before development.
Key Takeaways
- U.S. Patent 10,335,462 claims a specific chemical compound or class thereof with therapeutic utility.
- The claims cover chemical structure, method of synthesis, and use in treating diseases, with dependent claims narrowing scope.
- The patent landscape includes overlapping chemical classes and related therapeutic methods from multiple patent families.
- The patent’s scope and strategic position depend on the breadth of claims and freedom to operate considering prior art.
- Continued patent filings and scientific disclosures shape ongoing landscape dynamics.
FAQs
1. How broad are the claims of U.S. Patent 10,335,462?
They primarily protect a specific chemical structure with variations. Dependent claims narrow scope to particular substituents and use cases.
2. Does this patent cover all uses of the compound?
No. It claims specific uses, but other indications or formulations might be protected by separate or later patents.
3. Are there similar patents filed by competitors?
Yes. Many patent families cover related chemical scaffolds for CNS or oncology applications, often with overlapping claims.
4. How does the patent landscape affect drug development?
It determines the freedom to operate. Narrow claims may allow design-around strategies, while broad claims can restrict development timelines.
5. What factors influence patent strength for such compounds?
Novelty, non-obviousness, claim breadth, and the existence of prior art all impact enforceability and commercial value.
References
[1] U.S. Patent and Trademark Office, Patent No. 10,335,462
[2] Scientific literature related to chemical scaffolds and therapeutic indications
[3] Patent landscape analyses from industry patent databases
