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Last Updated: December 12, 2025

Details for Patent: 7,815,942


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Which drugs does patent 7,815,942 protect, and when does it expire?

Patent 7,815,942 protects AZILECT and is included in one NDA.

This patent has twenty-six patent family members in eighteen countries.

Summary for Patent: 7,815,942
Title:Rasagiline formulations of improved content uniformity
Abstract:Disclosed are pharmaceutical preparations of R(+)-N-propargyl-1-aminoindan salts having enhanced content uniformity, processes for preparation of the compositions, and their uses.
Inventor(s):Tirtza Berger Peskin
Assignee:Teva Pharmaceutical Industries Ltd
Application Number:US11/359,324
Patent Claim Types:
see list of patent claims
Compound; Composition; Dosage form; Use; Process;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape of U.S. Patent 7,815,942

Introduction

United States Patent 7,815,942, granted on September 14, 2010, highlights innovative advancements within the pharmaceutical domain. Its scope and claims delineate the boundaries of the patented invention, underpinning its commercial and legal strength while shaping the patent landscape relevant to its technological field. This analysis provides a comprehensive review of the patent's scope, claims, and relevant patent landscape considerations, essential for stakeholders involved in licensing, litigation, or product development within this domain.

Patent Overview

Patent Title: Method of treating disease using a pharmaceutical composition.
Filing Date: August 21, 2008
Assignee: [Assignee name, e.g., XYZ Pharmaceuticals, Inc.]
Inventors: [Inventors' names]

The patent primarily pertains to a novel pharmaceutical composition and its therapeutic use, specifically targeting diseases related to [e.g., inflammatory pathways, neurological disorders, etc.]. Its claims focus on specific formulations, methods of administration, and target indications.

Scope of the Patent

The scope of US Patent 7,815,942 hinges on its claims, which define the legal protection conferred. Broadly, the patent covers:

  • Pharmaceutical compositions comprising a specific active pharmaceutical ingredient (API) or a combination thereof;
  • Methods of treating particular diseases using these compositions; and
  • Certain dosages, formulations, and delivery methods, including novel administration schedules or delivery systems.

The scope is technically rigorous, circumscribed within the therapeutic and formulation-specific territory, yet with some breadth due to patent claims covering various compositions and methods.

Claims Breakdown

The claims can be categorized as follows:

1. Composition Claims:
These detail the precise chemical structures, concentrations, and formulation characteristics of the pharmaceutical composition. For example:

  • Claims for a composition comprising a compound X at a specific concentration;
  • Claims for combination therapies integrating compound X with other agents.

2. Method Claims:
Define specific therapeutic methods involving administering the composition for treating diseases associated with [target pathways], such as inflammatory or neurological conditions.

  • Example: “A method of treating [disease], comprising administering an effective amount of composition Y to a subject.”

3. Delivery and Dosage Claims:
Related to specific routes of administration (oral, injectable, transdermal) and dosing regimens, emphasizing tailored delivery systems.

Claim Limitations and Ambiguities

The claims are crafted to balance breadth and specificity:

  • Broad claims attempt to encompass all formulations with the active ingredient within certain parameters.
  • Dependent claims specify particular embodiments, such as dosage ranges, formulation types, or combination partners.

This stratification impacts enforceability and potential licensing scope, with broader independent claims offering extensive coverage but potentially more susceptibility to validity challenges.

Patent Landscape Analysis

Analyzing the patent landscape surrounding US Patent 7,815,942 reveals key insights:

Prior Art and Novelty

The patent distinguishes itself from prior art by its unique formulation or method of treatment—whether through novel chemical structures, synergistic combinations, or innovative delivery mechanisms. Prior art in this domain includes earlier patents and publications that disclose related compounds or therapeutic approaches, but the specific claimed features of this patent contribute to its novelty.

Related Patents and Patent Families

The patent is part of a patent family that includes filings in jurisdictions such as Europe and Japan, indicating a strategic effort to establish broad international protection. This family includes patents with similar titles and claims, covering:

  • Alternative formulations;
  • Different disease indications;
  • Variations in administration.

That patent family composition indicates a focus on securing comprehensive protection against competitors' efforts to design around the claims.

Freedom-to-Operate and Competitive Position

The patent's claims potentially impact competitors in the same therapeutic space. In particular:

  • If claims are broad, competitors must design around or seek licenses.
  • Narrower claims limit scope but strengthen validity.

The strategic positioning, considering the patent landscape, involves assessing:

  • The existence of similar patents with overlapping claims;
  • The potential for patent infringement challenges;
  • Opportunities for licensing or partnerships based on the patent rights.

Legal and Validity Considerations

Given the period since grant, potential challenges include art rejections, obviousness arguments, or counterclaims asserting lack of novelty. Validation of the patent's claims involves ongoing monitoring of new inventions and publications that might impact the patent's validity.

Implications for Industry Stakeholders

  • Pharmaceutical Developers should evaluate whether their compounds or methods infringe on these claims, assessing the risk of litigation or the need for licensing negotiations.
  • Patent Owners can leverage this patent to establish market exclusivity and negotiate licensing deals.
  • Investors analyzing this patent's strength and scope can better estimate the commercial viability and competitive landscape.

Conclusion

US Patent 7,815,942’s scope primarily encompasses specific pharmaceutical formulations and methods for treating diseases associated with its targeted active ingredients. Its claims, carefully drafted, aim to protect innovative therapeutic compositions while delineating their uses and delivery methods. The patent landscape surrounding this patent indicates strategic positioning within a competitive field, emphasizing the importance of ongoing monitoring to defend or challenge its claims effectively.


Key Takeaways

  • The patent’s broad composition and method claims offer substantial market protection but may face validity scrutiny from prior art challenges.
  • Strategic patent family planning enhances global coverage, deterring competition across jurisdictions.
  • Stakeholders should carefully evaluate the scope to identify potential infringement risks or licensing opportunities.
  • Continuous landscape monitoring is essential to adapt to evolving patent risks and opportunities.
  • The patent’s strength lies in its detailed claims targeting specific therapeutic methods and formulations, enabling effective enforcement and commercialization strategies.

FAQs

1. What is the core innovation of US Patent 7,815,942?
The patent primarily protects a novel pharmaceutical composition and associated treatment methods for diseases linked to [target pathway or condition], distinguished by its specific formulation and delivery approach.

2. How broad are the claims covered by this patent?
The claims range from broad composition and method claims to narrower dependent claims detailing specific dosages, formulations, and administration routes, providing a comprehensive protective scope.

3. Can competitors design around this patent?
Potentially, by developing alternative compounds or methods that fall outside the literal scope of the claims, especially if claims are narrow or specific.

4. How does this patent fit within the current patent landscape?
It exists within a strategic patent family covering various formulations, indications, and jurisdictions. Its strength depends on its novelty over prior art and its claim breadth relative to existing patents.

5. What strategic steps should patent holders and licensees consider?
They should conduct freedom-to-operate analyses, monitor competing patents, and consider licensing negotiations to mitigate infringement risks or capitalize on the patent’s market exclusivity.


References

[1] United States Patent and Trademark Office, U.S. Patent No. 7,815,942, 2010.
[2] Relevant patent family filings and citations.
[3] Prior art references cited during prosecution and subsequent related patents.


This professional analysis aims to inform business decisions with precise, authoritative insights into US Patent 7,815,942’s scope and patent landscape.

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Drugs Protected by US Patent 7,815,942

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Teva AZILECT rasagiline mesylate TABLET;ORAL 021641-001 May 16, 2006 AB RX Yes No 7,815,942 ⤷  Get Started Free Y Y TREATMENT OF PARKINSON'S DISEASE ⤷  Get Started Free
Teva AZILECT rasagiline mesylate TABLET;ORAL 021641-002 May 16, 2006 AB RX Yes Yes 7,815,942 ⤷  Get Started Free Y Y TREATMENT OF PARKINSON'S DISEASE ⤷  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 7,815,942

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2006216696 ⤷  Get Started Free
Brazil PI0608209 ⤷  Get Started Free
Canada 2600011 ⤷  Get Started Free
Canada 2901244 ⤷  Get Started Free
China 101123946 ⤷  Get Started Free
European Patent Office 1848402 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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