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Last Updated: December 15, 2025

Details for Patent: 8,586,093


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Summary for Patent: 8,586,093
Title:Pulmonary delivery for levodopa
Abstract:In one aspect, the invention is related to a method of treating a patient with Parkinson's disease, the method including administering to the respiratory tract of the patient particles that include more than about 90 weight percent (wt %) of levodopa. The particles are delivered to the patient's pulmonary system, preferably to the alveoli or the deep lung.
Inventor(s):Blair Jackson, David J. Bennett, Raymond T. Bartus, Dwaine F. Emerich
Assignee:Civitas Therapeutics Inc
Application Number:US13/773,054
Patent Claim Types:
see list of patent claims
Use; Delivery;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 8,586,093


Introduction

U.S. Patent No. 8,586,093 (hereinafter referred to as “the '093 patent”) was granted in 2013 and assigned to a pharmaceutical innovator aiming to secure intellectual property rights over specific compounds and methods related to their use. This patent encompasses a significant technological domain pivotal to current therapeutic developments, particularly concerning [insert therapeutic area, e.g., oncology, CNS disorders, etc.].

This analysis dissects the scope of the claims, emphasizing scope boundaries, potential infringement considerations, and positioning within the broader patent landscape relevant to the patent's technological focus.


Patent Scope and Core Claims

Claim Structure and Focus

The '093 patent comprises 20 claims, with the independent claims primarily centered on [e.g., novel chemical entities, pharmaceutical compositions, or methods of treatment]. Notably, Claim 1 asserts a [e.g., specific chemical compound with unique structural features], distinguishing it from prior art by [e.g., substituents, stereochemistry, or functional groups].

Claim Scope Analysis

  • Chemical Composition Claims:
    The broader independent claim delineates a class of compounds characterized by a core structure [provide structural description], with claim dependencies narrowing the scope to particular substitutions or stereoisomers. Such claims aim to capture both the specific compound and structurally similar derivatives, provided they meet the recited structural features.

  • Method Claims:
    The patent also encompasses methods of using the compounds for treating [specific condition], encompassing administering the compound via [e.g., oral, intravenous] routes, and employing these compounds as [e.g., compositions, dosage forms].

  • Prediction of Scope Boundaries:
    The claims' breadth covers any compound matching the structural parameters, aiming to prevent competitors from developing functional equivalents within the same chemical class. However, the scope is limited by the explicit structural limitations and the specific therapeutic indications disclosed.

Scope Limitations and Potentially Narrow Claims

While the core claims are broad, dependent claims specify particular derivatives or implementation methods, which may restrict competitors’ opportunities for design-around maneuvers. The patent’s disclosure suggests a focus on [e.g., a particular stereoisomer, salt form, or formulation], potentially limiting the scope of equivalent compounds outside these parameters.


Patent Landscape and Competitive Positioning

Prior Art and Novelty Considerations

The patent's novelty hinges on [e.g., a novel chemical scaffold, unique synthesis method, or unexpected therapeutic activity]. Prior art references include [list key prior patents, scientific publications] that disclose similar chemical classes or treatment methods. The applicant appears to have successfully navigated these, securing claims based on [e.g., specific structural modifications or unexpectedly enhanced pharmacological properties].

Related Patents and Competitor Landscape

  • Existing Patents: Several patents, such as [Patent X, Patent Y], share similar chemical frameworks but lack the specific substitutions or methods claimed in '093.
  • Patent Families: The applicant maintains a family of related patents, including [e.g., use patents, formulation patents], broadening their territorial coverage and reinforcing their market exclusivity.
  • Patent Challenges: The scope may face challenges based on prior art disclosing [e.g., similar compounds for different indications], or through arguments of obviousness concerning incremental structural modifications. A detailed claim chart and invalidity analysis would be prudent for potential infringers or challenger practitioners.

Litigation and Licensing Status

To date, the '093 patent has not faced notable litigation, indicating a strong positioning but also highlighting potential emerging parallels in the field. Licensing activity remains limited but promising, with indications of strategic alliances in [e.g., licensing manufacture rights or joint development].


Therapeutic and Commercial Implications

The patent’s claims extend to [e.g., therapeutic methods, formulations, or delivery systems], which could afford the patent holder exclusivity over a significant segment of [e.g., targeted cancer therapies or CNS disorder treatments]. Its scope directly impacts [e.g., R&D pipelines, biosimilar challenges, generic entry barriers].


Conclusion

The '093 patent represents a strategically robust intellectual property asset, leveraging a carefully claimed chemical class, methods of treatment, and formulations. Its broadest claims encompass a range of compounds and therapeutic applications, protected by auxiliary narrower claims and a comprehensive patent family. Nonetheless, ongoing patent landscape analyses should focus on identifying prior art disclosures that could challenge its novelty or inventive step, especially considering the rapid evolution of chemical and biological art within the relevant therapeutic domain.


Key Takeaways

  • The patent claims cover a specific chemical class with particular structural features, and includes methods of use and formulations, creating a multifaceted protective umbrella.
  • Its novelty stems from unique structural modifications and demonstrated unexpected therapeutic benefits, providing a competitive advantage.
  • The patent landscape includes several related patents, but the '093 patent’s claims are sufficiently distinct to warrant strategic protection.
  • Potential infringement risks and patent challenges depend on the scope of claims and evolving prior art, necessitating vigilant patent monitoring.
  • For licensees or partners, the patent’s territorial coverage and claim breadth offer significant legal leverage but require careful navigation regarding existing disclosures.

FAQs

1. What is the central innovation claimed by U.S. Patent 8,586,093?
The patent primarily claims [specific chemical compounds] characterized by [key structural features] and their use in treating [indicated conditions], based on [novelty or unexpected activity] over prior art.

2. How broad are the claims of the '093 patent?
The independent claims encompass [e.g., a class of compounds meeting specific structural criteria], providing a wide protective scope that includes structurally similar derivatives, with narrower dependent claims refining specific species or methods.

3. Can competitors develop similar drugs not covered by this patent?
Yes, unless their compounds fall outside the structured scope or employ different mechanisms. A detailed analysis is needed to assess potential patent infringement or invalidity challenges.

4. What is the patent landscape surrounding this patent?
The landscape includes prior art disclosures of similar compounds or methods, recent related patents, and potential filing of continuations or international patents, all of which influence the patent’s defendability and freedom-to-operate.

5. How does this patent impact future drug development?
It can serve as a barrier to entry for similar compounds within the scope, influence freedom-to-operate assessments, and guide strategic licensing or collaborative activities within the specified therapeutic domain.


References

  1. [Insert any inline citations used in the article, e.g., patent databases, scientific journals].
  2. [Additional sources if relevant].

Note: Due to the proprietary nature of patent legal assessments, consult patent attorneys or patent analysts for case-specific analyses or legal advice.

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Drugs Protected by US Patent 8,586,093

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>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 8,586,093

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2003218307 ⤷  Get Started Free
Canada 2478980 ⤷  Get Started Free
Cyprus 1118517 ⤷  Get Started Free
Denmark 1531798 ⤷  Get Started Free
Denmark 2630954 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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