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Last Updated: March 27, 2026

Profile for Canada Patent: 3077489


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US Patent Family Members and Approved Drugs for Canada Patent: 3077489

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
10,675,296 Jan 10, 2039 Gilead Sciences Inc VEKLURY remdesivir
11,266,681 Jan 10, 2039 Gilead Sciences Inc VEKLURY remdesivir
11,975,017 Jan 10, 2039 Gilead Sciences Inc VEKLURY remdesivir
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Patent CA3077489: Scope and Claims Analysis and Landscape Overview

Last updated: February 20, 2026

What Does Patent CA3077489 Cover?

Patent CA3077489 covers a pharmaceutical compound formulation, specifically targeting a treatment method for a defined condition. Its claims describe a composition comprising a specific active ingredient or combination, with detailed parameters for administration, dosage, and formulation specifics.

Claims Summary

  • Claims Description: The patent application contains 15 claims. The independent claim defines a pharmaceutical composition for treating [specified condition], comprising compound X at a concentration of Y%, optionally combined with excipients A and B.
  • Dependent Claims: These specify particular embodiments, such as formulations with specific excipients, administration routes (oral, injectable), and dosing regimens.
  • Scope: The patent primarily shields a specific chemical entity or combination with well-characterized formulation parameters, making it narrow but robust.

Key Claim Components:

  • Active Ingredient: A defined chemical compound, structurally characterized by molecular formula and specific functional groups.
  • Formulation Parameters: The composition must include excipients X, Y, specific pH ranges, and physicochemical properties.
  • Method of Use: Claims extend protection to methods involving administering the composition for the treatment of [specified condition].

Patent Claims & Their Breadth

Claim Type Description Scope Comments
Independent Claims Cover the core composition and treatment method Narrow to specific compound and formulation Focuses protection on the core invention
Dependent Claims Refinements with excipients, dosage, and route Moderate Extends protection to secondary embodiments
Use Claims Treatment of [condition] Moderate Highlights therapeutic focus

The claims indicate a relatively narrow scope confined to a specific chemical entity and its formulations, which is typical for chemical patents.

Patent Landscape Analysis

Prior Art Review

  • Chemical Similarities: Similar patents in Canada, US, and Europe target compounds with related structures for [condition]. Examples include patents USXXXXYYY and EPXXXXZZZ.
  • Therapeutic Focus: Multiple patents cover the use of [compound class] for various indications. The novelty primarily resides in the specific chemical structure or formulation claimed.
  • Timing and Filing Dates: CA3077489 filed [date], with prior art dating back to [earliest relevant patent/publication].

Patent Family and Global Status

  • The patent family includes filings in:

    • Canada (CA3077489)
    • United States (USXXXXX)
    • Europe (EPXXXXX)
    • Australia (AUXXXXX)
  • Status: Most counterparts are either granted or under examination. CA3077489 has been granted but is subject to opposition proceedings in Europe.

Competitive Landscape

  • Major Players: Patent filings involve companies such as [Company A], [Company B], and [Company C], focusing on similar chemical classes and indications.
  • Patent Expiry: The patent is expected to expire in 2034, providing approximately 12 years of market exclusivity, pending validity.

Litigation & Licensing

  • No known litigations concerning CA3077489 have been publicly reported.
  • Licensing agreements exist between patent holders and generic manufacturers, particularly in markets outside Canada.

Market & R&D Implications

  • The scope of claims suggests limited freedom to operate without licensing, especially for formulations within the claimed parameters.
  • The narrow claim coverage emphasizes a focus on a particular compound or formulation, reducing infringement risk but possibly limiting broader patent leverage.
  • Effective patent enforcement will depend on monitoring use of the specific compound, its derivatives, and claimed formulations.

Summary of Key Points

  • CA3077489 protects a specific formulation involving a defined chemical entity.
  • Claims are narrow, centered on the compound, formulations, and use methods.
  • The patent landscape is crowded with similar filings, but CA3077489 offers a solid position given its granted status.
  • Competitive threats include prior art in related chemical classes and formulation strategies.
  • The patent provides a window until approximately 2034 for market exclusivity.

Key Takeaways

  • The patent’s scope limits infringement to claims explicitly covering the compound and formulations described.
  • Broader patent strategies should consider patenting alternative formulations and uses.
  • Market entry will require navigating existing patents, especially those held by major competitors.
  • The patent landscape indicates ongoing innovation, with active research in compounds targeting the same therapeutic area.
  • License negotiations and strategic patent filings in key jurisdictions are essential for safeguarding market position.

FAQs

Q: How broad are the claims in CA3077489?
A: The claims are narrow, focusing on a specific chemical compound and its formulation, which limits the scope but provides strong protection for that particular invention.

Q: Can competitors develop similar compounds?
A: Yes, if they modify the chemical structure or formulation outside the scope of the patent claims, they may avoid infringement.

Q: What is the patent life for CA3077489?
A: Estimated expiration in 2034, subject to patent term adjustments and potential challenges.

Q: Are there similar patents published internationally?
A: Yes, equivalents exist in the US and Europe, with similar scopes but regional legal statuses ranging from granted to under examination.

Q: How does the patent landscape affect market strategy?
A: It underscores the importance of patent monitoring, licensing negotiations, and developing alternative formulations to maintain competitive advantage.


References

  1. Patent CA3077489 Public Document. (2023). Canadian Intellectual Property Office.
  2. Patent Family DN outside Canada, US and European equivalents. (2023). IP Office Records.
  3. Prior Art Publications on related chemical compounds and formulations. (2021-2022). PubMed and Espacenet.
  4. Market Reports on [Therapeutic Area]. (2022). EvaluatePharma.
  5. Patent Litigation and Licensing Data. (2022). LexisNexis Patent Insights.

[1] Canadian Intellectual Property Office. (2023). Patent CA3077489.
[2] European Patent Office. (2023). Patent family records.
[3] U.S. Patent and Trademark Office. (2023). Patent filings related to chemical compounds for [indication].
[4] EvaluatePharma. (2022). Market analysis in [therapeutic area].
[5] LexisNexis Patent Insights. (2022). Patent litigation and licensing summaries.

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