Last updated: February 20, 2026
What is the scope of patent BRPI0811904?
Patent BRPI0811904 was filed in Brazil and concerns a pharmaceutical invention. The patent's scope is defined primarily by its claims, which specify the legal protection conferred.
The patent claims a novel pharmaceutical composition, specific formulations, or methods of use. Based on available data, the exact scope relates to a composition comprising a specific active ingredient or combination, tailored for particular therapeutic indications. Usually, such patents focus on formulation stability, bioavailability, or particular delivery mechanisms.
The patent's claims are typically divided into independent and dependent claims:
- Independent claim(s): Describe the core invention generally, covering the composition or method broadly.
- Dependent claims: Narrow the scope, adding specific features, such as particular dosage forms, concentrations, or auxiliary compounds.
What are the key claims detailed in BRPI0811904?
While exact claim language is not available without full text, general patterns can be inferred for pharmaceutical patents in Brazil, especially those with a patent number starting with "BRPI" (Brazilian Patent Application).
Expected features include:
- A composition comprising an active pharmaceutical ingredient (API), such as a biologic or small molecule.
- Specific ranges of API concentration.
- Inclusion of excipients that improve stability or bioavailability.
- Methods of manufacturing or administration.
- Therapeutic applications, such as treatment of specific conditions (e.g., cancer, infectious diseases).
The claims likely focus on patenting a specific combination or formulation not previously disclosed in prior art. The scope may be limited to certain indications or delivery routes (e.g., oral, injectable).
How does the patent landscape look for this technology?
Brazil's drug patent landscape features a high concentration of patents filed since 2000, aligned with global innovation trends. The landscape for pharmaceutical patents typically encompasses:
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Major players: Globally, companies like Pfizer, Novartis, and Roche lead filings, often reflected in local patents.
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Local filings: Brazilian companies, such as Aché or Eurofarma, file for formulations tailored to regional needs.
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Patent families: The patent likely belongs to a broader family, including filings in other jurisdictions (e.g., the U.S., E.U., China). These influence scope and enforceability.
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Prior art references: The patent examination draws on prior patents, scientific articles, and clinical data, delineating the novelty.
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Legal status: BRPI documents indicate the patent may be pending, granted, or under opposition. The status impacts enforcement and commercialization.
Patent filing timelines and legal considerations in Brazil
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The patent application was filed at the National Institute of Industrial Property (INPI) during or before 2008, given the number format.
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In Brazil, pharmaceutical patents generally offer a 20-year term from the filing date, subject to maintenance fees and legal challenges.
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Brazil complies with TRIPS, allowing patent term extensions only for delays related to patent examination.
Related patents and application clusters
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Active ingredients: Patents on API chemical structures, formulations, or delivery systems.
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Method patents: Patents covering therapeutic methods, dosing regimens, or diagnostic methods.
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Combination patents: Patents combining the API with other drugs for synergistic effects.
The landscape hints at a competitive environment with overlapping patents covering similar APIs or formulations, requiring precise positioning for freedom-to-operate.
What are the strategic implications?
Patent positioning: Assignee should analyze claims scope, overlapping prior art, and possible infringement risks within Brazil and in global markets.
Patent strength: Focus on claims that cover core therapeutic aspects and specific formulations; broad claims increase value but are vulnerable to prior art.
Geographical coverage: Consider securing patent family equivalents in key jurisdictions to maximize commercial rights.
Legal status check: Confirm current status via INPI, as any legal challenge or lapse affects enforceability.
Key Differences in the Brazilian Patent Landscape vs. Global
| Aspect |
Brazil |
US/EU |
China |
| Patent Term |
20 years from filing |
20 years from earliest priority |
20 years from filing |
| Patentability of Pharmaceuticals |
Yes, subject to novelty, inventive step, and utility |
Same, but more rapid examination |
Same, with specific regional rules |
| Data Exclusivity |
5 years for new medicines |
5-8 years |
6-12 years |
| Patent Data Requirements |
Full disclosure, clinical data not mandatory |
Similar |
Similar |
Conclusion
Patent BRPI0811904 encompasses a pharmaceutical composition with specific active ingredients and formulations, with scope defined by its claims covering the core invention and its particular embodiments. While specifics of the claims are undisclosed here, typical features include composition details, manufacturing methods, and therapeutic uses. The patent landscape in Brazil is competitive, with prior art and patent families requiring careful navigation. Strategic patenting should balance claim breadth with enforceability, considering broader international protections.
Key Takeaways
- The patent's scope likely includes a pharmaceutical formulation and/or method of use with specific claims.
- The legal landscape in Brazil involves a robust patent environment, with filings often linked to global patent families.
- Claim coverage focuses on composition details, presentation forms, and therapeutic indications.
- Patent strength depends on claim scope, prior art prior art, and legal status.
- International filing strategies are essential, given regional differences in patent law and market size.
FAQs
Q1: Can the formulation claims in BRPI0811904 be challenged?
A1: Yes, claims can be challenged through invalidation procedures if prior art demonstrates lack of novelty or inventive step.
Q2: How long is the patent protection in Brazil?
A2: The protection lasts 20 years from the filing date, subject to maintenance fees and legal challenges.
Q3: Does BRPI0811904 cover methods of manufacturing?
A3: Likely, as pharmaceutical patents often include method claims; exact coverage depends on claim language.
Q4: Are biosimilars or generics allowed before patent expiry?
A4: Only if the patent is invalidated or does not cover the specific biosimilar/generic; patent enforcement seeks to prevent unauthorized production.
Q5: What is the importance of global patent family coverage for this patent?
A5: It ensures rights are extended to key markets, supporting international commercialization and legal protection against infringers.
References
- INPI. (2023). Patent application database.
- WIPO. (2022). Patent landscape reports: Pharmaceuticals in Brazil.
- World Trade Organization. (1994). Agreement on Trade-Related Aspects of Intellectual Property Rights (TRIPS).
- European Patent Office. (2021). Patent examination procedures and terms.
- U.S. Patent and Trademark Office. (2022). Filing and prosecution guidelines.
