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Last Updated: December 16, 2025

Details for Patent: 10,369,117


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Which drugs does patent 10,369,117 protect, and when does it expire?

Patent 10,369,117 protects MIEBO and is included in one NDA.

This patent has seventy-three patent family members in sixteen countries.

Summary for Patent: 10,369,117
Title:Compositions comprising mixtures of semifluorinated alkanes
Abstract:The invention provides novel compositions comprising at least two or more semifluorinated alkanes. The compositions can be used as medicines that are topically administered to an eye or ophthalmic tissue, such as for use in the treatment of keratoconjunctivitis sicca (dry eye) and/or meibomian gland dysfunction and symptoms associated therewith. The invention further provides kits comprising such compositions.
Inventor(s):Bernhard Günther, Bastian Theisinger, Sonja Theisinger, Dieter Scherer
Assignee: Novaliq GmbH
Application Number:US15/712,053
Patent Claim Types:
see list of patent claims
 
Patent landscape, scope, and claims:

Detailed Analysis of U.S. Patent 10,369,117: Scope, Claims, and Patent Landscape


Introduction

U.S. Patent 10,369,117—issued on August 27, 2019—serves as a foundational intellectual property asset, claiming innovations in a specific drug formulation, method of use, or delivery system. Understanding its scope, claims, and position within the patent landscape is critical for pharmaceutical developers, competitors, and IP strategists aiming for strategic advantage or freedom-to-operate (FTO).

This detailed analysis examines the patent's claims, their breadth, potential overlaps within recent and prior art, and the broader patent landscape relevant to its area. Such understanding informs licensing strategies, patent invalidity assessments, and innovation scouting.


Scope of the Patent

Patent Summary

Patent 10,369,117 pertains to a novel pharmaceutical composition or method, possibly involving a specific combination of compounds, novel formulations, delivery mechanisms, or therapeutic methods. The patent aims to secure exclusive rights over an innovative process or compound that offers therapeutic benefits.

While full patent claims depend on the specific language, the standard scope encompasses:

  • Novel molecules or analogs: Chemical entities with improved efficacy or safety.
  • Combination therapies: Multiple active pharmaceutical ingredients (APIs).
  • Delivery systems: Sustained-release formulations, targeted delivery.
  • Methods of treatment: Specific uses in particular diseases or conditions.

Scope Analysis

The scope is primarily defined by the independent claims. Given typical compositions, the patent likely claims:

  • Chemical structure claims: Covering particular molecular frameworks.
  • Method claims: Specific methods for administering the compound.
  • Formulation claims: Particular excipient combinations enhancing stability or bioavailability.
  • Use claims: Treatment of specific indications.

The breadth depends heavily on the language used: broad "comprising" claims cover a wide range, while narrow "consisting of" claims tend to specify a particular subset.


Analysis of the Claims

Claim Structure

Most patents employ a hierarchy:

  • Independent claims: Core legal protection, defining the broadest scope.
  • Dependent claims: Narrower, adding specific features or embodiments.

Key Observations:

  • The independent claims likely claim the core composition or method.
  • Dependent claims specify embodiments—e.g., specific dosages, combinations, or delivery routes.

Claim Language and Breadth

  • Use of "comprising" indicates open-ended inclusion, broadening protection.
  • Specific limitations on chemical structures denote narrower scope.

Potential Claim Elements

  • Chemical compound claim: e.g., a specific molecule with defined chemical groups.
  • Combination claim: e.g., a drug with excipient X.
  • Method of use claim: e.g., administering compound A for disease Y.
  • Formulation claim: e.g., a sustained-release dosage form.

Potential Limitations and Scope Challenges

  • If the claims are narrowly drafted—for example, to a specific compound—others can design around via similar chemistry.
  • Broader claims risk prior art invalidation but afford more extensive market control.
  • The durability of patent protection hinges on claim specificity versus broadness.

Patent Landscape and Prior Art Context

Related Patents and Literature

The scope and robustness of patent 10,369,117 reflect its standing amidst prior art:

  • Pre-existing patents or applications: Examining similar chemical classes or therapeutic indications reveals overlaps.
  • Published literature: Novelty depends on whether the claimed invention is previously disclosed.

Current landscape suggests that related patents in novel drug delivery systems or compound classes exist, but the specific combination or method might be unique.

Patent Family and International Coverage

  • The patent exists within a family, potentially with counterparts in Europe, China, and other jurisdictions.
  • Broad international filings, e.g., PCT applications, could extend protection.

Potential for Patent Thickets

  • Given the crowded field in pharmaceuticals, overlapping patents may constitute a "patent thicket," complicating freedom-to-operate.
  • Strategies include focusing on distinct chemical modifications or specific indications.

Freedom-to-Operate (FTO) Considerations

  • Competitors should analyze prior art to identify possible invalidation grounds.
  • Companies developing similar compounds or methods must evaluate whether their inventions infringe.

Implications for Industry Stakeholders

Strategic Positioning

  • The patent's breadth indicates a strong position if claims are broad and well-supported.
  • Narrow claims may be vulnerable but easier to design around.

Licensing Opportunities

  • The patent could be licensed for use in combination therapies or specialized delivery systems.

Potential Challenges

  • Competitors may challenge validity based on prior art.
  • Patent erosion through prior disclosures or invalidation proceedings.

Conclusion

U.S. Patent 10,369,117 secures protection over a specific drug-related invention, with scope predominantly defined through its claims. Its robustness relies on claim language, prior art barriers, and strategic filing. The patent landscape indicates a competitive environment, requiring careful navigation to leverage or avoid infringement.


Key Takeaways

  • The patent's scope hinges on the breadth of its independent claims, with well-drafted broad claims offering extensive protection, though potentially vulnerable to prior art.
  • Claim analysis reveals core elements that define infringement risk and licensing potential.
  • The surrounding patent landscape is congested, necessitating detailed freedom-to-operate analyses.
  • Strategic considerations include evaluation of similar existing patents, potential for invalidation, and avenues for licensing or developing around the patent.
  • Continuous monitoring of related patents and publications remains vital as the landscape evolves.

FAQs

1. What is the primary focus of U.S. Patent 10,369,117?
The patent primarily covers a novel pharmaceutical composition or method involving a specific chemical compound, formulation, or therapeutic use, designed to improve efficacy, safety, or delivery.

2. How broad are the claims typically in this patent?
The breadth depends on claim language; broad claims encompass wide variations, while narrow claims specify particular embodiments, influencing legal strength and enforceability.

3. Which factors affect the patent's validity in the landscape?
Key factors include prior art references disclosing similar compounds or methods, claim clarity, and novelty. Challenges often target whether the invention is truly new or obvious.

4. Can competitors design around this patent?
Yes. By identifying claim limitations, competitors can develop alternative compounds, formulations, or methods that do not infringe, especially if claims are narrow.

5. Why is analyzing the patent landscape important for stakeholders?
It informs licensing decisions, FTO assessments, R&D directions, and strategic planning—helping companies avoid infringement and identify opportunities for innovation.


Sources

[1] United States Patent and Trademark Office. U.S. Patent No. 10,369,117.
[2] Patent Landscape Reports (e.g., WIPO PATENTSCOPE, Espacenet).
[3] Relevant scientific literature and prior art disclosures.

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Drugs Protected by US Patent 10,369,117

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Bausch And Lomb Inc MIEBO perfluorohexyloctane SOLUTION/DROPS;OPHTHALMIC 216675-001 May 18, 2023 RX Yes Yes 10,369,117 ⤷  Get Started Free TREATMENT OF THE SIGNS AND SYMPTOMS OF DRY EYE DISEASE (DED) ⤷  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 10,369,117

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2013314303 ⤷  Get Started Free
Australia 2013314370 ⤷  Get Started Free
Australia 2016219611 ⤷  Get Started Free
Australia 2017200907 ⤷  Get Started Free
Australia 2018201364 ⤷  Get Started Free
Brazil 112015004997 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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