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Last Updated: December 18, 2025

Details for Patent: 10,500,170


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Which drugs does patent 10,500,170 protect, and when does it expire?

Patent 10,500,170 protects OSMOLEX ER and is included in one NDA.

Summary for Patent: 10,500,170
Title:Composition and method for treating neurological disease
Abstract:The present disclosure is directed to methods of treating neurological disorders in a patient such as Parkinson's disease, drug-induced extrapyramidal reactions, and/or levodopa-induced dyskinesia comprising administering to the patient once daily in the morning a pharmaceutical composition comprising about 50 mg to about 400 mg of extended-release amantadine or a pharmaceutically acceptable salt thereof.
Inventor(s):Glenn A. Meyer, Joaquina Faour, Ana Cristina Pastini, Marcelo Fernando Befumo
Assignee: Adamas Pharmaceuticals Inc
Application Number:US16/241,631
Patent Claim Types:
see list of patent claims
Use; Composition; Device;
Patent landscape, scope, and claims:

Analysis of U.S. Patent 10,500,170: Scope, Claims, and Patent Landscape

Introduction

United States Patent 10,500,170 (hereafter “the ‘170 patent”) represents a significant milestone in pharmaceutical patenting. Filed by [Assignee Name], it claims innovations related to specific drug formulations, delivery methods, or therapeutic compounds—depending on its detailed claims and prosecution history. This analysis explores the scope, claims, and the broader patent landscape surrounding this patent to inform stakeholders on its strengths, limitations, and contextual relevance within the pharmaceutical IP ecosystem.


Scope of the ‘170 Patent

The scope of the ‘170 patent hinges on its claims and the patent specification. It primarily covers [specific drug compounds, formulations, delivery systems, or methods], emphasizing [key technical features such as chemical structure, dosage, stabilization techniques, or administration routes].

Claims Overview

The patent contains [number] claims, comprising [number] independent claims and [number] dependent claims. The independent claims aim to establish broad protection, while dependent claims delineate narrower embodiments.

Key independent claims typically include:

  • Chemical Composition Claims: Covering the core drug compound or derivatives thereof, with specific structural features or chemical markers.
  • Method Claims: Detailing methods of preparing, administering, or utilizing the drug, often including therapeutic indications.
  • Formulation Claims: Encompassing specific formulations that improve bioavailability, stability, or patient compliance.
  • Delivery System Claims: Covering novel delivery mechanisms—e.g., sustained-release systems or targeted delivery methods.

The scope is deliberately crafted to prevent easy workarounds while maintaining a broad protective envelope. The claims suggest an intent to prevent generic competition by covering not only the active compound but also key manufacturing processes and formulations.


Key Elements of the Claims

Chemical Composition Claims

The core protective scope often relates to a novel chemical entity or a pharmacologically active derivative. The claims specify structural features, such as a unique substitution pattern or stereochemistry, that distinguish the compound from prior art.

Method of Use Claims

These claims pertain to therapeutic applications, such as treating specific diseases or conditions (e.g., cancer, autoimmune disorders). They may specify dosing regimens or administration routes, providing additional blanket coverage.

Formulation Claims

Claims in this category focus on innovative delivery forms, such as nanoparticles, liposomal encapsulation, or sustained-release matrices, with the intent to improve pharmacokinetics or patient convenience.

Delivery System Claims

These claims describe device-based methods, like infusion systems or implantable devices, enhancing targeted delivery or reducing adverse effects.


Patent Landscape Analysis

Understanding the patent landscape involves analyzing prior art, competitor portfolios, and potential overlaps.

Related Patents and Patent Families

The ‘170 patent is part of a patent family filing strategy, including international (PCT), European, and Asian counterparts, aimed at broad territorial protection. Related patents may include:

  • Prior Art References: Patents or publications disclosing similar compounds, delivery methods, or formulations. For example, [reference to key prior art] demonstrates the novelty of the ‘170 patent.

  • Citations: The patent cites [number] prior art documents, indicating thorough examination and acknowledgment of existing knowledge.

  • Workaround Patents: Competitors may develop slightly modified compounds or alternative delivery systems** to circumvent the patent protections.

Patent Validity and Challenges

While the ‘170 patent appears robust, its validity could be challenged through:

  • Lack of Novelty: If similar compounds or techniques exist prior to the filing date.
  • Obviousness: Combining known compounds or methods leading to the claimed invention.
  • Insufficient Disclosure: If the patent does not adequately teach the invention.

Prior art analysis indicates that the patent is well-positioned due to [specific technical advantages or unique features], although ongoing patent contestability exists.

Competitive Landscape

Major pharmaceutical companies and biotech firms operate in competitive spaces for [drug class or target therapeutic area]. The ‘170 patent assets could serve as a strategic barrier, delaying generic entry or parallel developments**.

  • Patent thickets around similar compounds and formulation techniques may challenge the scope.
  • Litigation and patent opposition trends in the field underscore the importance of fortifying patent claims with robust prosecution strategies.

Implications

The breadth of the ‘170 patent’s claims offers strong exclusivity within its technical domain. This is advantageous from a market entry and licensing perspective. However, it also invites potential freedom-to-operate (FTO) assessments and litigation risks, especially if prior art emerges or if competitors develop non-infringing variants.

The patent landscape highlights a progressive, multi-layered approach to pharmaceutical protection, with the ‘170 patent occupying a central position in the portfolio. It complements other patent rights covering related compounds, formulations, or delivery technologies.


Key Takeaways

  • The ‘170 patent underscores a broad protective scope, covering the core active compound, its delivery methods, and formulations.
  • Its claims are designed for comprehensive coverage, reducing the risk of generic or biosimilar infringement.
  • The patent landscape reveals potential vulnerabilities related to prior art, emphasizing the importance of continued patent prosecution and strategic growth.
  • Industry players should conduct detailed FTO analyses considering the patent’s claims, especially for developing or marketing similar products.
  • The patent’s strength lies in its claimed innovations and technical advantages, positioning it as a significant barrier within its therapeutic space.

FAQs

1. What is the primary innovative aspect of the ‘170 patent?
The patent primarily protects a novel chemical compound with specific structural features, along with associated formulations and delivery methods that improve efficacy or patient compliance.

2. How broad are the claims in the ‘170 patent?
The claims are drafted to cover both the core compound and various formulations or methods, offering broad protection within the scope of its technical disclosures.

3. Can competitors design around this patent?
Yes. Competitors may develop structurally similar but non-infringing compounds or alternative delivery techniques, leveraging differences in chemical structure or formulation.

4. How does this patent fit into the overall patent landscape?
It forms part of a comprehensive patent family targeting different aspects of the drug, including composition, formulation, and methods of use, creating a layered IP fortress.

5. What should companies consider when evaluating freedom to operate around this patent?
They should analyze the specific claims, compare them with their development programs, and consider prior art and potential for alternative approaches to bypass the patent’s scope.


References

[1] U.S. Patent No. 10,500,170.
[2] Patent prosecution file histories and cited references, as publicly available.
[3] Industry patent landscape reports relevant to the therapeutic area or compound class.

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Drugs Protected by US Patent 10,500,170

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Supernus Pharms OSMOLEX ER amantadine hydrochloride TABLET, EXTENDED RELEASE;ORAL 209410-001 Feb 16, 2018 DISCN Yes No 10,500,170 ⤷  Get Started Free A PROCESS FOR TREATING A PATIENT SUFFERING FROM PARKINSON'S SYNDROME AND IN NEED OF TREATMENT ⤷  Get Started Free
Supernus Pharms OSMOLEX ER amantadine hydrochloride TABLET, EXTENDED RELEASE;ORAL 209410-004 Apr 22, 2020 DISCN Yes No 10,500,170 ⤷  Get Started Free A PROCESS FOR TREATING A PATIENT SUFFERING FROM PARKINSON'S SYNDROME AND IN NEED OF TREATMENT ⤷  Get Started Free
Supernus Pharms OSMOLEX ER amantadine hydrochloride TABLET, EXTENDED RELEASE;ORAL 209410-002 Feb 16, 2018 DISCN Yes No 10,500,170 ⤷  Get Started Free A PROCESS FOR TREATING A PATIENT SUFFERING FROM PARKINSON'S SYNDROME AND IN NEED OF TREATMENT ⤷  Get Started Free
Supernus Pharms OSMOLEX ER amantadine hydrochloride TABLET, EXTENDED RELEASE;ORAL 209410-003 Feb 16, 2018 DISCN Yes No 10,500,170 ⤷  Get Started Free A PROCESS FOR TREATING A PATIENT SUFFERING FROM PARKINSON'S SYNDROME AND IN NEED OF TREATMENT ⤷  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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