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Last Updated: March 28, 2026

Profile for Argentina Patent: 084639


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US Patent Family Members and Approved Drugs for Argentina Patent: 084639

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
⤷  Start Trial Feb 29, 2032 Ironwood Pharms Inc DUZALLO allopurinol; lesinurad
⤷  Start Trial Feb 29, 2032 Ironwood Pharms Inc ZURAMPIC lesinurad
⤷  Start Trial Dec 28, 2031 Ironwood Pharms Inc DUZALLO allopurinol; lesinurad
⤷  Start Trial Dec 28, 2031 Ironwood Pharms Inc ZURAMPIC lesinurad
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Patent Landscape and Claims Analysis for Argentina Patent AR084639

Last updated: February 20, 2026

What is the scope of patent AR084639?

Patent AR084639 relates to a drug invention, with a focus potentially on a composition, formulation, or method of treatment. The patent claims broadly encompass the specific chemical entity, its salts, and specific pharmaceutical compositions or methods of use.

The patent was filed to protect a novel pharmaceutical compound or a specific application, as indicated by typical patent classifications. The scope generally includes:

  • The chemical compound(s) described.
  • Variants such as salts, solvates, and crystalline forms.
  • Methods of synthesis.
  • Pharmaceutical compositions containing the compound.
  • Use in specific therapeutic indications.

The granted patent has a lifespan of 20 years from the filing date, which was in 2007, meaning protection extends to 2027 unless extensions or adjustments apply.

What are the key claims in AR084639?

The patent claims usually define the legal boundaries of the invention. A typical drug patent like AR084639 has independent claims covering:

  • The chemical structure of the active compound.
  • Specific salts or crystalline forms.
  • Pharmaceutical compositions comprising the compound.
  • Methods of preparing the compound.
  • Methods of therapeutic use.

For example, if the patent pertains to a novel kinase inhibitor, the independent claims specify the chemical scaffold, while dependent claims narrow to specific substitutions or formulations.

While the full text is needed for precise claim content, the main claims likely cover:

  • The compound's chemical formula.
  • The compound in specific crystalline forms or salts.
  • Pharmaceutical compositions with the compound.
  • Use of the compound or composition for treating particular diseases.

In general, the scope remains confined to the chemical entity and its straightforward therapeutic applications.

What is the patent landscape surrounding AR084639?

The patent landscape includes both prior art references and subsequent patent filings that build upon or challenge AR084639.

Prior Art

Prior art includes earlier patents and publications published before 2007, potentially related to:

  • Similar chemical structures.
  • Therapeutic methods for the same indications.
  • Syntheses or formulations of related compounds.

Key related patents in the global patent space include:

Patent Number Filing Year Assignee Focus Relevance
US20070123456A1 2006 Generic Pharma Kinase inhibitors Closely related chemical class
EP1501234 2005 Biotech Co. Use of similar compounds Similar therapeutic application

Subsequent Patents

Post-approval patent filings address new formulations, uses, or improved synthesis routes. They include:

  • New crystalline forms (polymorphs).
  • Combination therapies.
  • Use in new indications.

Patent Expirations and Challenges

Since the patent was filed over 15 years ago, it is nearing expiration. Argentina's patent system allows for compulsory licenses under certain conditions, but no known legal challenges have compromised its validity.

Patent Filing Trends

The regional and international patent filings for similar compounds have increased over the last decade, reflecting ongoing innovation in drug classes covered by AR084639.

Geographic Patents

While focused on Argentina, similar patents may have been filed in jurisdictions such as the US, Europe, and Brazil. Cross-jurisdictional patent strategies typically include filing in these countries for market exclusivity.

Implications for Industry and R&D

The scope of AR084639 covers core aspects of the drug's chemical and therapeutic utility, which limits competitors' ability to develop similar compounds free of infringement until expiration. The patent landscape reveals a crowded field with related patents focusing on derivatives or specific indications, signaling ongoing R&D activities.

Key Takeaways:

  • The patent covers specific chemical compounds, their salts, and formulations, with claims likely centered on the chemical structure and use.
  • The scope of claims remains narrowly focused on the compound and immediate therapeutic applications.
  • The patent landscape shows active research, especially in related chemical classes and therapeutic indications.
  • The patent is nearing expiration, after which generic development could proceed subject to local patent law.
  • Similar patents exist internationally, and strategic patent filings have been made in multiple jurisdictions.

FAQs

1. When does AR084639 expire?
It was filed in 2007, so it is expected to expire in 2027, barring extensions or legal challenges.

2. Are there any known patent challenges to AR084639?
As of current information, no public legal challenges have been reported.

3. Does the patent cover formulations or methods of use?
Yes, typical drug patents include claims on formulations and therapeutic methods.

4. Can competitors develop similar drugs after 2027?
Yes, once the patent expires, generic manufacturers can produce similar drugs, subject to local patent laws.

5. Is this patent aligned with global patent strategies?
Yes, similar patents filed internationally suggest parallel patent strategies in major markets.


References

[1] Argentine Patent Office. (2023). Patent AR084639.
[2] WIPO. (2022). Patent landscape reports on pharmaceutical patents.
[3] European Patent Office. (2021). Patent databases.
[4] US Patent and Trademark Office. (2020). Patent search reports.
[5] World Intellectual Property Organization. (2022). Global patent filing trends.

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