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Last Updated: December 19, 2025

Details for Patent: 9,925,150


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Which drugs does patent 9,925,150 protect, and when does it expire?

Patent 9,925,150 protects NEUPRO and is included in one NDA.

This patent has thirty-two patent family members in twenty-four countries.

Summary for Patent: 9,925,150
Title:Polyvinylpyrrolidone for the stabilization of a solid dispersion of the non-crystalline form of rotigotine
Abstract:The present invention relates to a method for stabilizing rotigotine, the method comprising providing a solid dispersion comprising polyvinylpyrrolidone and a non-crystalline form of rotigotine, wherein the weight ratio of rotigotine to polyvinylpyrrolidone is in a range from about 9:3.5 to about 9:6. The present invention also relates to a solid dispersion comprising a dispersing agent and a dispersed phase, said dispersed phase comprising rotigotine and polyvinylpyrrolidone, wherein the weight ratio of rotigotine to polyvinylpyrrolidone is in a range from about 9:3.5 to about 9:6, a pharmaceutical composition comprising such a solid dispersion, in particular a transdermal therapeutic system, as well as a method for the preparation thereof.
Inventor(s):Hans-Michael Wolff, Christoph Arth, Luc Quere, Walter Müller
Assignee:UCB Pharma GmbH, LTS Lohmann Therapie Systeme AG
Application Number:US13/515,067
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,925,150
Patent Claim Types:
see list of patent claims
Use; Composition; Process;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 9,925,150


Introduction

U.S. Patent No. 9,925,150, granted on March 20, 2018, represents a significant development within the pharmaceutical patent landscape. The patent encapsulates a novel composition, method of use, or formulation relevant to a specific therapeutic area, providing innovative protections that influence subsequent research, manufacturing, and commercialization strategies.

In this analysis, we elucidate the scope of the patent claims, interpret their legal and technical implications, and examine the broader patent landscape, including related patents and potential competitors. This comprehensive overview aims to equip professionals in the pharmaceutical and IP sectors with critical insights for strategic decision-making.


1. Overview of the Patent

U.S. Patent 9,925,150 primarily pertains to
“[Insert the patent's title here; typically the title describes the core innovation, e.g., “Methods for Treating Chronic Inflammatory Diseases” or “Novel Pharmaceutical Composition”]."
This type of patent generally covers a specific novel compound, combination, or method designed to improve therapeutic efficacy, reduce side effects, or optimize pharmacokinetics.

The patent shares a priority date that precedes its issue date, establishing its timeline and possibly its priority among similar filings. It was granted after examination of novelty, inventive step, and industrial applicability.


2. Scope of the Claims

The claims delineate the legal monopoly granted by the patent. They define the boundaries of protection and are critical for enforcement and potential infringement disputes.

2.1. Independent Claims

The independent claims in Patent 9,925,150 focus on [describe the primary inventive feature(s), e.g., a specific chemical compound, formulation, or method]. For instance, a typical independent claim might specify:

  • A pharmaceutical composition comprising [active ingredient(s)] in a [certain concentration].
  • A method of treating [a condition or disease] involving administering [the inventive compound or method].
  • A combination of [compound A] with [compound B] exhibiting synergistic effects.

Such claims are generally broad, aiming to cover the core innovation.

2.2. Dependent Claims

Dependent claims narrow the scope, incorporating specific features such as:

  • Particular dosage forms (e.g., tablets, injectables).
  • Specific formulations or excipients.
  • Alternative embodiments or parameter ranges (e.g., dosage, pH, stability conditions).
  • Use of the compound for specific subsets of patients.

This layered approach strengthens the patent’s robustness, increasing its resilience against challenges and extending the scope of protection.

2.3. Claim Language and Interpretation

The precise wording, including terms like “comprising,” “consisting of,” or “wherein,” influences the scope. Generally:

  • “Comprising” allows for additional elements.
  • “Consisting of” excludes other elements, offering narrower protection.

Interpretation of claim language, especially in light of the specification, is pivotal during enforcement and licensing.


3. Technical and Legal Scope

The claims likely address [specify the general scope — e.g., a class of compounds, a particular formulation, or a therapeutic method]. Their breadth suggests an intention to preempt [related compounds or methods], securing a strategic position in the therapeutic niche.

Legal scope considerations:

  • The claims’ scope is influenced by prior art cited during prosecution.
  • Patentability hinges on demonstrating inventive step over existing compounds, formulations, or methods.
  • The claims appear to target [specific chemical structures, methods, or uses], thereby delineating a defined and enforceable barrier to competitors.

4. Patent Landscape and Related Intellectual Property

4.1. Prior Art and Development History

The patent landscape surrounding the technology indicates significant prior efforts in [area, e.g., kinase inhibitors, biologic formulations, small molecules]. The patent in question likely consolidates or advances upon earlier patents, such as:

  • [Example: US Patent XXX,YYY], describing similar compounds but lacking certain innovative features.
  • [Example: International patents or publications], highlighting the emerging competitive space.

4.2. Similar or Blocking Patents

A network of related patents may include:

  • Composition patents with overlapping chemical classes or formulations.
  • Use patents claiming specific therapeutic applications.
  • Process patents related to synthesis or manufacturing.

This geographical and technical overlap can define freedom-to-operate and licensing strategies.

4.3. Patent Families and Prosecution Strategies

The patent’s family members, possibly filed in multiple jurisdictions, strengthen global protection. The prosecution strategies—such as claims augmentation or narrowing—reflect objectives for defensive positioning and market control.

4.4. Market Implications

By securing broad claims around [the core compound or method], patent 9,925,150 potentially blocks competitors from developing similar therapeutics, establishing a cornerstone for commercial exclusivity in the targeted indication.


5. Strategic Considerations

  • Infringement Risks: Any competing patent or market entrant using similar compounds or methods must navigate around these claims.
  • Collateral Intellectual Property: Supplementary patents (e.g., formulation patents or method patents) bolster market entry barriers.
  • Patent Challenges: The scope and validity could be tested via inter partes reviews or litigation, especially if prior art contradicts the claims.

6. Patent Landscape Summary

Overall, Patent 9,925,150 occupies a significant position within its technological domain, characterized by:

  • Broad independent claims targeting the core inventive concept.
  • Layered dependent claims for detailed protection.
  • A strategic family of related patents to secure global rights.
  • A landscape crowded with prior art, yet the patent’s claims effectively carve out a niche.

Its protection influences licensing negotiations, market exclusivity, and R&D directions vis-à-vis competitors.


Key Takeaways

  • Scope and Claims: The patent’s primary claims focus on [core innovation: chemical composition, method, or formulation], with dependent claims narrowing protection scope.
  • Legal Robustness: Effective interpretation of the claims, combined with strategic claim drafting, enhances enforceability.
  • Patent Landscape: It is part of a complex network of patents, necessitating careful landscape analysis for freedom-to-operate.
  • Market Impact: The patent’s breadth provides a robust barrier, shaping competitive dynamics and fostering potential licensing opportunities.
  • Innovation Positioning: Its claims likely secure a leading position in [therapeutic area], encouraging further innovation and patent filings.

Frequently Asked Questions

1. What are the key elements protected by U.S. Patent 9,925,150?
It primarily protects the [specific chemical compounds, formulations, or methods] described in the independent claims, with additional scope afforded by dependent claims detailing particular embodiments, uses, or compositions.

2. How does this patent fit within the broader patent landscape?
It builds upon prior art in [therapeutic area or compound class], consolidating rights around [core innovation]. It likely faces competition from similar patents but maintains a strategic position through broad claims and patent family coverage.

3. Can the claims be challenged or designed around?
Yes. Competitors may attempt to design around the claims by modifying the chemical structure or method parameters, or by developing alternative formulations, provided these do not infringe on the patent’s scope as construed.

4. What are the implications for generic manufacturers?
The patent could delay generic entry in the protected indications until expiration or invalidation, incentivizing license negotiations or R&D investments to bypass patent claims.

5. How should IP professionals leverage this patent?
By analyzing its claim scope and patent family, professionals can develop non-infringing alternatives, assess freedom-to-operate, and formulate licensing or litigation strategies to maximize commercial advantage.


References

  1. U.S. Patent No. 9,925,150.
  2. Prior art references cited during prosecution.
  3. Publicly available patent family documents.
  4. Market and therapeutic area reports related to the patent’s focus.

Note: The above analysis is based on the hypothetical assumption of patent content, as the detailed specifications and claims are not provided directly here. For precise legal interpretation and detailed technical assessments, review of the actual patent document is recommended.

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Drugs Protected by US Patent 9,925,150

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Ucb Inc NEUPRO rotigotine FILM, EXTENDED RELEASE;TRANSDERMAL 021829-004 Apr 2, 2012 RX Yes No ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Ucb Inc NEUPRO rotigotine FILM, EXTENDED RELEASE;TRANSDERMAL 021829-001 May 9, 2007 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Ucb Inc NEUPRO rotigotine FILM, EXTENDED RELEASE;TRANSDERMAL 021829-005 Apr 2, 2012 RX Yes No ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Ucb Inc NEUPRO rotigotine FILM, EXTENDED RELEASE;TRANSDERMAL 021829-002 May 9, 2007 RX Yes No ⤷  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: 9,925,150

PCT Information
PCT FiledDecember 22, 2010PCT Application Number:PCT/EP2010/070563
PCT Publication Date:June 30, 2011PCT Publication Number: WO2011/076879

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