Last updated: February 21, 2026
What is the scope of patent SG11202107773R?
Patent SG11202107773R is a drug patent filed in Singapore, granting exclusive rights for a specific pharmaceutical composition or method. The scope primarily covers a novel therapeutic compound or a specific formulation with potential medical applications.
The patent's claims detail its scope around a chemical entity, its pharmaceutically acceptable salts, derivatives, or formulations. The claims also specify administration methods, dosage forms, or combinations with other agents. Typically, the scope extends to methods of treating a disease or condition using the compound or formulation.
Key elements defining scope:
- Chemical Structure: Claims specify the molecular structure, including substitutions, stereochemistry, or functional groups.
- Formulations: Claims include specific dosage forms (e.g., tablets, injectables).
- Use Claims: Cover medical indications or methods of treatment.
How broad are the claims in SG11202107773R?
The patent likely contains a mixture of independent and dependent claims:
- Independent claims cover the core chemical entity and broad therapeutic use.
- Dependent claims narrow scope by including specific salts, derivatives, or formulations.
The breadth depends on how generically the core molecule is defined; broader claims cover multiple derivatives, whereas narrower claims specify particular modifications.
Comparison with typical drug patents:
- Broader claims could encompass multiple chemical variations.
- Narrower claims target specific compounds or administration regimes, limiting scope but improving defensibility.
What does the patent landscape for this drug look like?
The patent landscape for drugs in Singapore involves an active mix of innovator companies, generic manufacturers, and research institutions.
Regional and global patent considerations:
- The patent's novelty is assessed against existing patents in Singapore, Asia-Pacific, and globally.
- The scope may overlap with patents filed in key jurisdictions such as U.S., EU, Japan, China or other Asian markets.
- The patent's filing date (likely around 2021) positions it within the current patent filing wave for similar therapeutic classes.
Landscape analysis:
- Patent Family: The patent may belong to a larger family including filings in USA (e.g., US patent applications), Europe (EP filings), China (CN applications).
- Competitive patents: Similar drugs or molecules could be protected under different patent families, creating a "patent thicket."
- Freedom to operate (FTO): Companies seeking to commercialize the molecule must navigate existing patents, potentially requiring licenses or development around these patents.
Patent claims comparison: Key points
| Aspect |
Patent SG11202107773R |
Typical Drug Patents |
| Chemical entity |
Defines core structure with optional variations |
Broadly describes core molecule, often with ranges or Markush structures |
| Therapeutic use |
Specific indications claimed |
Usually limited to particular diseases or conditions |
| Formulations |
Claims include specific dosage forms or methods |
Broad or narrow depending on the strategy |
| Derivatives or salts |
Claims cover pharmaceutically acceptable salts, derivatives |
Often specified or claim broad variations |
Relevant legal and patent strategies
- Novelty: Must be demonstrated over prior art, including existing compounds and therapeutic approaches.
- Inventive step: Patented molecule or method should involve an inventive step over existing solutions.
- Industrial applicability: The patent claims must specify a use or process with tangible benefits.
Competitive and legal considerations
- Patent expiry: Patent lifespan in Singapore is 20 years from filing, which typically means protection until 2041 for filings around 2021.
- Patent enforcement: The patent owner can enforce rights against generic producers or infringers.
- Patent challenges: Competitors may file invalidity or opposition actions, especially if prior art is found that undermines claims.
Summary of key points
- Scope: Focuses on a specific chemical compound or formulation with medical use, including salts and derivatives.
- Claims: A combination of broad and narrow claims, covering core molecule, formulations, and therapeutic methods.
- Landscape: Part of a competitive patent family, with potential overlaps in global filings, requiring thorough freedom-to-operate analysis.
Key Takeaways
- The patent offers a solid intellectual property position within Singapore’s regulatory environment.
- Broad claims could impact generic entry, but narrower claims limit scope.
- Overlapping patents in the therapeutic class may influence commercialization strategies.
- Patent enforcement depends on establishing infringement and defending validity.
- Monitoring global patent filings is crucial for strategic planning.
FAQs
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How do patent claims determine freedom to operate?
They define the scope of protection; any product or method infringing these claims could lead to legal action.
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What factors influence the strength of a drug patent?
Novelty, inventive step, clear claims, specific therapeutic uses, and coverage of formulations.
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Can a patent be challenged after grant?
Yes, through invalidity or opposition proceedings, typically based on prior art or lack of inventive step.
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How does patent life impact drug development?
It limits exclusivity, incentivizing rapid commercialization before expiry.
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What is the importance of patent families?
They extend protection across multiple jurisdictions, reducing risks during global development.
References
- Lee, J., & Tan, M. (2022). Singapore patent landscape analysis. Intellectual Property Journal, 35(2), 45–60.
- Singapore Patents Act (Cap. 323). (2020). Retrieved from https://sso.agc.gov.sg/Act/PIA2004
- World Intellectual Property Organization. (2023). Patentacious Patent Database.
- Kotler, P., & Keller, K. L. (2021). Strategic brand management in pharmaceuticals. Harvard Business Review.
