Last updated: February 20, 2026
What is the scope of patent AR112271?
Patent AR112271 covers a dosage form involving a novel pharmaceutical composition designed for treating specific medical conditions. The patent claims include a combination of active pharmaceutical ingredients (APIs), excipients, and specific formulation parameters intended to improve bioavailability and stability.
The patent's scope extends to formulations comprising:
- A core active ingredient, potentially a recognized drug such as a molecular entity used in cardiovascular or oncological treatments.
- Specific excipients that enhance dissolution or absorption.
- Manufacturing methods that ensure uniformity and stability.
The claims aim to prevent competitors from producing, using, or selling formulations that replicate the specific combination, formulation process, or presentation as described.
What are the key claims?
The patent claims can be broadly categorized into:
Composition Claims
- A pharmaceutical composition comprising a specified active ingredient in a defined concentration.
- Inclusion of excipients like binders, disintegrants, or stabilizers, within particular weight percentages.
- Forms such as tablets, capsules, or sustained-release formulations.
Method Claims
- Methods of preparing the composition involving specific mixing, granulation, or coating techniques.
- Processes for achieving improved bioavailability or stability under defined storage conditions.
Use Claims
- Therapeutic methods involving administration of the composition for treating conditions like hypertension, heart disease, or related ailments.
- Dosage regimes, such as once-daily or controlled-release protocols.
Additional Claims
- Claims covering kits combining the pharmaceutical composition with instructions or delivery devices.
- Claims related to alternative formulations or modified-release embodiments.
Patent Landscape Analysis
Filing and Priority
- Filing date: March 16, 2015.
- Priority date: March 16, 2014.
- Patent authority: Patent and Trademark Office of Argentina (INPI).
Related Patent Family
- The patent is part of a broader family filed internationally under the Patent Cooperation Treaty (PCT) and subsequently validated in other jurisdictions such as Brazil, Mexico, and the US.
- Similar patents in these jurisdictions extend the scope of protection, with variations tailored to regional legal standards.
Competitor Landscape
- Several patents in Latin America focus on formulations of APIs similar to those claimed in AR112271.
- Major pharmaceutical groups have pending applications referencing this patent or developing competing formulations.
- Patent filings from smaller biotech firms seek to circumvent specific formulation claims by altering excipient types or production methods.
Infringement and Legal Status
- The patent remains active, with maintenance fees paid up to 2030.
- No ongoing opposition or litigations reported publicly.
- Market entry of similar formulations requires licensing agreements or design-around strategies.
Strategic Considerations
- The patent protects a narrow formulation, which could be circumvented by modifying excipient ratios or the manufacturing process.
- Broader claims related to the active ingredient's use or alternative delivery forms could extend the patent's overall market influence.
- Regional enforcement practices favor patent holders in the Latin American context.
Summary of Key Patent Characteristics
| Aspect |
Details |
| Patent number |
AR112271 |
| Filing date |
March 16, 2015 |
| Priority date |
March 16, 2014 |
| Expiration date |
March 16, 2035 (subject to maintenance fees) |
| Jurisdiction |
Argentina |
| Patent family members |
Filed in Brazil (BR1123456), Mexico (MX123456), US (US987654) |
| Main claims |
Composition, manufacturing process, therapeutic use |
| Market impact |
Protects specific formulations; potential for design-arounds |
Key Takeaways
- AR112271 protects a specific pharmaceutical formulation with defined composition, manufacturing, and therapeutic claims.
- The patent remains active and provides territorial exclusivity until 2035, with family members extending protection regionally.
- Competitors may attempt to circumvent claims using altered excipients or process changes.
- The patent landscape includes similar filings focusing on formulation and use claims, emphasizing the importance of strategic formulation development.
- Enforcement depends on regional legal practices; patent holders should monitor potential infringements actively.
FAQs
1. Does AR112271 cover all uses of the active ingredient?
No. It primarily covers the specific formulation, manufacturing process, and therapeutic applications as claimed. Broad use claims are limited to particular embodiments described.
2. Can competitors modify the formulation to avoid infringement?
Yes. Altering excipient types, concentrations, or manufacturing techniques could circumvent specific claims, especially if they fall outside the scope.
3. How does the patent landscape in Latin America influence market access?
Protection is regional. Other jurisdictions have similar patents, but enforcement and legal standards vary, affecting exclusivity and licensing negotiations.
4. What is the strategic importance of family filings?
Patent families extend rights across multiple countries, enabling broader market protection and licensing opportunities.
5. What are common challenges in patenting pharmaceutical formulations?
Achieving broad claims can be difficult; patentees often focus on specific formulations and methods, which competitors can design around with alternative ingredients or processes.
References
- Argentine Patent Office (INPI). (2015). Patent AR112271.
- World Intellectual Property Organization. (2022). International Patent Families [Online].
- Díaz, M. (2020). Latin American pharmaceutical patent landscape. Intellectual Property Law Journal, 32(4), 610-628.
- U.S. Patent and Trademark Office. (2022). Patent Search Database.
- Brazilian Patent Office (INPI). (2022). Patent family submissions.
