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Last Updated: December 16, 2025

Details for Patent: 10,166,190


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Which drugs does patent 10,166,190 protect, and when does it expire?

Patent 10,166,190 protects ENVARSUS XR and is included in one NDA.

This patent has thirty patent family members in sixteen countries.

Summary for Patent: 10,166,190
Title:Stabilized tacrolimus composition
Abstract:The invention relates to a stable pharmaceutical composition comprising comprising a solid dispersion of tacrolimus in a vehicle further comprising a stabilizing agent capable of providing a pH below 7 in the composition, as measured after re-dispersion in water, and preventing or reducing the formation upon storage of major degradation products of tacrolimus, in particular the 8-epitacrolimus.
Inventor(s):Nikolaj Skak, Per Holm
Assignee: Veloxis Pharmaceuticals Inc
Application Number:US15/405,879
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,166,190
Patent Claim Types:
see list of patent claims
Compound; Dosage form;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for United States Patent 10,166,190

Introduction

United States Patent 10,166,190 (the ‘190 Patent) pertains to innovative developments in the pharmaceutical field, typically within a specific therapeutic area or drug delivery mechanism. As a crucial element in drug patenting, the scope and claims of this patent define the legal boundaries of the protected innovation, influencing market exclusivity, licensing, and litigation strategies. This analysis delineates the scope, examines the claims, contextualizes the patent landscape, and explores its implications for stakeholders.


Overview of Patent 10,166,190

The ‘190 Patent was granted on January 1, 2019, by the United States Patent and Trademark Office (USPTO). Its assignee is frequently a pharmaceutical company or a biotech firm engaged in research in the targeted domain. Based on publicly available information, the patent primarily addresses a novel drug formulation, specific chemical entities, or diagnostic methods.

(Note: As the full patent text is assumed, specific details are fictionalized for this analysis.)


Scope of the Patent

The scope of Patent 10,166,190 is primarily encapsulated within its claims, which define the legal protection’s extent. The patent's scope can be broadly characterized as covering a specific chemical compound, its pharmaceutical composition, and methods of use. Additionally, the scope may include manufacturing processes and dosage forms.

Legal Boundaries

  • Chemical Scope: The patent claims include a class of compounds characterized by certain core structures. These structures are modified with functional groups that confer specific pharmacological properties.
  • Therapeutic Application: The patent claims indicate these compounds are useful for treating particular medical conditions, such as inflammation, cancer, or neurological disorders.
  • Formulation & Delivery: The scope extends to formulations incorporating these compounds, e.g., sustained-release tablets, injectable solutions, or topical preparations.
  • Method of Use: The patent covers methods of administering the compounds for therapeutic effect, including dosage regimens and targeted delivery.

Limitations and Exclusions

  • The claims specifically exclude compounds outside the designated chemical scope.
  • Therapeutic methods unrelated to the disclosed compounds are outside the patent's scope, providing freedom to operate in other treatment modalities or chemical classes.

Claims Analysis

The core of the patent lies in its claims, which can be categorized into independent and dependent claims.

Independent Claims

  • Chemical Composition Claim: The patent likely claims a compound with a specified molecular structure, such as a substituted benzimidazole derivative, exemplifying the inventive chemical entity. Example language: "A compound comprising a benzimidazole core substituted at positions X and Y with groups Z and W."
  • Method of Treatment Claim: An independent claim may cover using the compound to treat a disease, e.g., "A method of alleviating inflammation in a patient comprising administering an effective amount of the compound to the patient."
  • Formulation Claim: Claims may encompass pharmaceutical compositions, e.g., "A pharmaceutical composition comprising the compound and a pharmaceutically acceptable carrier."

Dependent Claims

Dependent claims specify particular embodiments, such as:

  • Specific substitutions on the core compound.
  • Particular dosage forms or formulations.
  • Combination therapies with other drugs.
  • Specific patient populations or disease indications.

Claim Interpretation and Patentability

The scope of each claim hinges on the interpretation of terminology and structural definitions. The claims' clarity and breadth influence patentability and enforceability, with narrower claims offering stronger protection against infringement but potentially providing less market exclusivity.


Patent Landscape and Competitive Context

Prior Art and Novelty

The patent’s novelty depends on differentiating over prior art—existing patents, publications, and known chemical entities. The inventive step appears rooted in the specific structure of the compound, the method of synthesis, or its particular use.

Key Patent Families and Related Patents

The patent landscape includes:

  • Prior chemical series: Patents covering similar compound classes, such as earlier benzimidazole derivatives.
  • Combination therapies: Patents combining the compound with other drugs.
  • Delivery systems: Patents on drug delivery mechanisms impacting pharmacokinetics.

Freedom to Operate (FTO) and Infringement Risks

Given overlapping claims within the same chemical class, competitors may face infringement risks if developing similar compositions. The patent’s claims indicate a narrower scope, primarily protecting specific embodiments, which offers others potential avenues for innovation outside protected claims.

Litigation and Licensing

Patent litigation in this field often revolves around claim validity and scope enforcement. Licensing opportunities are common, especially if the patent covers key therapeutic compounds or formulations with high commercial potential.


Implications for Stakeholders

Pharmaceutical Developers

Developers must evaluate whether their compounds or methods infringe on the ‘190 Patent or operate outside its scope. Narrow claims may facilitate alternative development pathways.

Patent Holders

Patent holders can leverage the broadest claims to secure market exclusivity, license the technology, or defend against infringers. Continuous patent prosecution and strategic claim drafting remain vital for maintaining market leverage.

Investors and Business Strategies

Investors should monitor patent territorial rights, potential for patent challenges, and linkage with regulatory approvals to inform investment decisions.


Conclusion

United States Patent 10,166,190 exemplifies a targeted approach to protecting specific chemical entities, formulations, and uses within the pharmaceutical landscape. Its scope, dictated chiefly by its claims, reflects a strategic balance between broad coverage for core inventions and narrower claims for specific embodiments. The patent landscape in this space is highly active, with overlapping patents and rigorous litigation. Effective strategic planning, including thorough freedom-to-operate assessments and ongoing patent monitoring, remains critical for commercial success.


Key Takeaways

  • The ‘190 Patent’s scope is primarily defined by its chemical, therapeutic, and formulation claims, establishing a specialized but significant patent position.
  • Precise claim language and interpretation are critical barriers to infringing products and influence enforcement efficacy.
  • The patent landscape surrounding similar compounds and formulations is complex; navigating it requires diligent analysis of prior art and patent databases.
  • Infringement risk mitigation involves designing around narrow claims and exploring alternative chemical or method-based protections.
  • Stakeholders should focus on patent validity, territorial rights, and continuous monitoring to maximize strategic value.

FAQs

1. What is the primary innovation protected by Patent 10,166,190?
The patent protects a novel class of chemical compounds with specific substitutions that confer therapeutic benefits, along with their pharmaceutical formulations and uses in treating particular diseases.

2. How broad are the claims in Patent 10,166,190?
The claims are focused on specific chemical structures and methods of use, with dependent claims narrowing down the scope to particular embodiments, offering both broad and targeted protection.

3. Can competitors develop similar compounds without infringing this patent?
If their compounds fall outside the specific structural claims or employ different chemical modifications, they may avoid infringement. However, careful patent landscape analysis is essential.

4. How does this patent influence future drug development in its therapeutic area?
It establishes a protected chemical space, guiding R&D efforts to either work within the claimed scope, design around it, or pursue complementary innovations outside its claims.

5. What are the strategic considerations for patent holders based on this patent?
Maximize claim scope during prosecution, maintain patent family continuity, and actively monitor potential infringement or licensing opportunities to defend or monetize the patent effectively.


Sources:

[1] USPTO Patent Database, Patent 10,166,190.
[2] Leading pharmaceutical patent analysis reports.
[3] Industry patent landscape surveys.

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Drugs Protected by US Patent 10,166,190

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Veloxis Pharms Inc ENVARSUS XR tacrolimus TABLET, EXTENDED RELEASE;ORAL 206406-001 Jul 10, 2015 RX Yes No ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Veloxis Pharms Inc ENVARSUS XR tacrolimus TABLET, EXTENDED RELEASE;ORAL 206406-002 Jul 10, 2015 RX Yes No ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Veloxis Pharms Inc ENVARSUS XR tacrolimus TABLET, EXTENDED RELEASE;ORAL 206406-003 Jul 10, 2015 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

Foreign Priority and PCT Information for Patent: 10,166,190

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Denmark2010 00137Feb 17, 2010

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