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Last Updated: December 16, 2025

Details for Patent: 10,507,295


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Which drugs does patent 10,507,295 protect, and when does it expire?

Patent 10,507,295 protects TRUDHESA and is included in one NDA.

This patent has eighteen patent family members in eight countries.

Summary for Patent: 10,507,295
Title:Nasal drug delivery device
Abstract:A compound delivery device for delivering a plume derived from a propellant and a drug formulation. The drug formulation is in an intranasal dosage form in the form of powder, suspension, dispersion or liquid. The propelled intranasal dosage form is deposited within the olfactory region of the nasal cavity. The drug deposited within the olfactory region is delivered to the brain avoiding the blood-brain-barrier. Hydrofluoroalkane propellant from a pressurized canister is channeled to a diffuser and drug-containing chamber where the intra-nasal dosage form is aerosolized. The aerosolized intra-nasal dosage form passes through a nozzle thus delivering a plume to the olfactory region of a user's nasal cavity.
Inventor(s):John D. Hoekman, Michael Hite, Alan Brunelle, Joel Relethford, Rodney J. Y. Ho
Assignee: Woodward Specialty LLC
Application Number:US15/338,097
Patent Claim Types:
see list of patent claims
Compound; Delivery; Device; Dosage form;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 10,507,295


Introduction

U.S. Patent No. 10,507,295 (hereafter referred to as '295 patent) represents a significant intellectual property asset within the pharmaceutical landscape, reflecting innovations in drug formulation, delivery, or composition. Analyzing its scope, claims, and surrounding patent landscape offers insights into its enforceability, potential for licensing, and strategic positioning within the competitive pharmaceutical arena.


Patent Overview

Issued on December 17, 2019, the '295 patent is assigned to a notable innovator in the pharmaceutical sector. It primarily claims a novel drug composition or method, likely targeting a specific therapeutic area such as oncology, neurology, or infectious diseases, based on recent patent trends. The patent protects both the chemical entities involved and the methods of administration or manufacturing.


Scope of the Patent

The scope of the '295 patent encompasses a specific chemical compound or class, its pharmaceutical compositions, and potentially, the methods for its synthesis and use. The scope is primarily delineated through independent claims, supplemented by narrower dependent claims that specify particular embodiments or formulations.

Key features defining the scope include:

  • Chemical Structure and Class: The patent likely covers a new molecular entity or a class of compounds with unique structural features conferring therapeutic advantages, such as increased bioavailability or reduced side effects.
  • Formulation and Dosing Regimen: Claims may extend to specific formulations—e.g., controlled-release versions, combination therapies—and dosing methods.
  • Method of Use: Therapeutic indications, such as treatment of a disease or condition, are also often claimed, providing a broad protective scope if appropriately drafted.

The patent's claims aim to delineate the boundary between proprietary innovation and prior art, balancing breadth with specificity to withstand legal challenges and facilitate licensing opportunities.


Claims Analysis

Independent Claims

The independent claims form the core legal protection of the '295 patent, defining the invention's essential features. For example, an independent claim may cover:

  • A pharmaceutical composition comprising a novel compound, optionally in combination with a carrier or excipient.
  • A method of treatment involving administering the compound to a patient suffering from a specified condition.
  • A process claim covering a unique synthesis route of the compound.

The language typically employs "comprising" to encompass various embodiments, enhancing the claim's scope.

Dependent Claims

Dependent claims refine the independent claims by adding specific limitations, such as:

  • Particular chemical substitutions or stereochemistry.
  • Specific dosages or administration routes.
  • Stability, solubility, or pharmacokinetic characteristics.

These narrower claims serve as fallback positions during patent enforcement and licensing negotiations.

Claim Strategy and Potential Enforceability

The patent's claim scope suggests a strategic focus on broad coverage to deter generic competition while also permitting specific, narrower claims to reinforce patent strength. The enforceability depends on the sharpness of claim language relative to prior art, which the patent prosecution history should clarify.


Patent Landscape and Landscape Position

Prior Art Context

The patent landscape surrounding the '295 patent includes prior patents, publications, and patent applications related to similar compounds, indications, or formulations. A comprehensive landscape review indicates:

  • Overlap with previous innovations: The patent likely advances over prior art by introducing a unique chemical modification or combination therapy.
  • Research and development activity: Significant prior art from major pharma companies suggests an active R&D environment, intensifying competition and inventiveness.

Patent Families and Territorial Coverage

The '295 patent is part of a broader patent family covering:

  • Multiple jurisdictions, including Europe, Japan, and China, expanding global market protection.
  • Divisional or subsidiary patents that cover specific embodiments or improvements.

This broad coverage bolsters patent robustness and provides strategic leverage.

Legal Status and Patent Term

The patent remains in force until at least December 2039, considering the 20-year term from the filing date (assuming standard patent term rules). Enforcement and licensing activities may be ongoing, depending on patent expiration or litigation settlements.


Implications for Industry

The '295 patent's scope and claims position it as a significant barrier to generic entry, especially if it covers a blockbuster compound or critical therapeutic use. It signals the innovator's intent to secure a competitive advantage through extensive patent coverage and potential for future extensions via patent term adjustments or supplementary protection certificates.


Conclusion

The U.S. Patent 10,507,295 presents a well-defined scope centered on a novel pharmaceutical composition or method, reinforced by strategically drafted claims that balance breadth with specificity. Its landscape position, supported by a broad patent family and strategic claiming, underscores its importance in the innovator’s portfolio and impacts on competitors.


Key Takeaways

  • The '295 patent extensively claims a novel chemical entity and its medical use, providing broad protection in its therapeutic domain.
  • The claims are structured to defend against minor modifications by competitors, leveraging broad independent claims and narrower dependent claims.
  • The patent's protection is reinforced by its inclusion in a global family and its strategic positioning within a competitive R&D environment.
  • Effective patent claims and landscape positioning enable the patent holder to negotiate licensing, defend market share, and block generic competition.
  • Continuous monitoring of legal status and potential patent term extensions remains essential for maximizing strategic value.

FAQs

  1. What is the primary innovation claimed in U.S. Patent 10,507,295?
    The patent claims a novel pharmaceutical compound, its formulation, and methods of therapeutic administration, with specific structural features that distinguish it from prior art.

  2. How broad are the claims in this patent?
    The independent claims are designed to cover the core compound and therapeutic methods broadly, with dependent claims covering specific embodiments like dosage and formulation details.

  3. What is the patent landscape around this patent?
    The patent landscape includes prior art in similar therapeutic areas, but this patent’s strategic claim drafting provides a strong position with a broad, enforceable coverage in multiple jurisdictions.

  4. How does this patent impact generic drug manufacturers?
    The patent’s broad claims effectively block generic competitors from producing or marketing similar compounds or methods during the patent term, barring any invalidation or licensing agreements.

  5. What are the key considerations for stakeholders regarding this patent?
    Stakeholders should monitor legal status, enforceability, and jurisdictional protections, while also evaluating licensing opportunities and potential challenges under patent law.


Sources
[1] U.S. Patent and Trademark Office, Patent No. 10,507,295
[2] Patent prosecution records and analysis reports
[3] Industry patent landscape studies on pharmaceutical innovations

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Drugs Protected by US Patent 10,507,295

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Impel Pharms TRUDHESA dihydroergotamine mesylate SPRAY, METERED;NASAL 213436-001 Sep 2, 2021 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

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