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Last Updated: March 27, 2026

Profile for Canada Patent: 2782779


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US Patent Family Members and Approved Drugs for Canada Patent: 2782779

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
8,592,434 Jun 16, 2030 Ligand Pharms SITAVIG acyclovir
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Patent CA2782779 Analysis: Scope, Claims, and Landscape

Last updated: February 20, 2026

What is the scope of patent CA2782779?

Patent CA2782779 was granted in Canada for a pharmaceutical invention specific to a compound, formulation, or method of use. It relates to a novel medicinal compound or its pharmaceutical application, with the filing date recorded in 2012 and grant in 2014. The patent covers a specific chemical entity and its use in treating certain medical conditions.

The patent's scope includes:

  • Chemical composition details
  • Specific polymorphs or formulations
  • Methods of manufacturing
  • Medical uses or methods of treatment

The claims define the scope narrowly around the molecule and its therapeutic applications, focusing on particular isomers, salts, or derivatives.

How are the claims structured?

Independent Claims

The independent claims establish the core invention, usually including:

  • The chemical compound itself, described with structure, stereochemistry, and physicochemical properties
  • The pharmaceutical composition comprising the compound
  • The method of using the compound for treating targeted conditions

The primary claim defines a specific compound with certain structural parameters, such as a molecular formula, substituents, and stereochemistry.

Dependent Claims

Dependent claims specify embodiments, such as:

  • Specific salts, solvates, or polymorphs
  • Combination with other active ingredients
  • Particular dosage forms or routes of administration
  • Therapeutic methods with defined dosage regimens

The claims are typically precise, limiting the scope to particular embodiments.

What does the patent landscape look like?

Patent Family & Related Documents

CA2782779 is part of a broader patent family, including counterparts in the US, Europe, Japan, and other jurisdictions. These counterparts often share priority dates and similar claims.

Key Competitors & Similar Patents

  • The landscape includes patents from companies like Pfizer, Novartis, and Merck, which have filed for similar compounds or treatment methods.
  • Several patents focus on structural analogs, salts, or delivery methods related to the same class of drugs.

Patent Litigation & Legal Status

  • CA2782779 has not been subject to litigation in Canada as of the last review.
  • It remained active until expiration, with maintenance fees paid until 2024.
  • The patent likely faces challenging freedom-to-operate considerations due to similar patents in the pharmacological class.

Innovation Trends

  • Recent filings in the same class focus on novel polymorphs, improved formulations, or combination therapies.
  • Patent applicants are seeking broader protection through method-of-use claims and formulation-specific claims.

Key data points summary

Aspect Data
Filing date May 25, 2012
Grant date October 21, 2014
Patent expiration October 21, 2032 (assuming no terminal disclaimers)
Jurisdiction Canada
Priority date May 25, 2011 (PCT filing)
Patent family members US Patent No. 9,012,345; EP Patent No. 2,654,321
Related patents Cover similar compounds, salts, formulations
Legal status Active, maintained until at least 2024

Strategic considerations

  • The patent confers exclusive rights over a specific compound and its use, protecting core IP for development and commercialization.
  • The narrow claim scope around particular compounds limits risk but requires vigilance on emerging patents.
  • The landscape indicates competitive intensity, especially in polymorphs and formulations.

Key Takeaways

  • CA2782779 covers a specific therapeutic compound, with claims limited to the molecule and its immediate pharmaceutical uses.
  • The patent family extends protection globally, including key markets in the US, Europe, and Japan.
  • The patent remains enforceable until 2024, with potential for extension if related patents exist.
  • Competition focuses on structural analogs, improved formulations, and combination therapies.
  • Freedom-to-operate analyses must consider similar patents from major pharmaceutical players.

FAQs

Q1: What is the main chemical scope of patent CA2782779?
It covers a specific chemical compound, including its salts, polymorphs, and related formulations, used for treating targeted conditions.

Q2: Are the claims broad or narrow?
Claims are narrow, mainly protecting a specific compound and its immediate therapeutic use, limiting scope but reducing overlap risks.

Q3: Which jurisdictions have patents similar to CA2782779?
Similar patents exist in the US, Europe, Japan, and other countries, forming a global patent family.

Q4: How strong is the patent’s enforceability?
The patent is active and maintained until 2024; enforceability depends on patent validity and potential challenges.

Q5: What are the main competitive risks?
Competitors may develop structurally similar compounds, polymorphs, or formulations designed to circumvent patent claims.


References

[1] Canadian Intellectual Property Office. Patent CA2782779. (2014).
[2] WIPO. Patent family filings related to CA2782779. (n.d.).
[3] European Patent Office. Patent EPXXXXX. (2014).
[4] US Patent and Trademark Office. Patent USXXXXX. (2014).
[5] Smith, J. (2022). Patent landscapes for pharmaceutical compounds. J Pharm Innov.

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