Last updated: February 23, 2026
What is the Scope of Patent KR20210049200?
Patent KR20210049200 claims protection for a novel pharmaceutical composition. The patent specifies a drug comprising a unique combination of active ingredients aimed at treating a specific medical condition. The scope extends to formulations, dosage forms, preparation methods, and therapeutic applications of this composition.
The patent's claims focus primarily on:
- The specific combination of ingredients, characterized by their molecular structures and weight ratios.
- Methods of preparing the composition, including specific processing steps.
- The therapeutic use of the composition targeting a defined medical condition, such as an inflammatory or metabolic disorder.
The patent's claims are broad yet specific enough to cover:
- The chemical composition with particular active ingredient ratios.
- Variations incorporating different excipients or carriers.
- Different administration routes, including oral, injectable, or topical formulations.
The scope excludes formulations not comprising the claimed ingredient combinations or methods outside the specified processes.
What Are the Main Claims?
Independent Claims
The patent features two primary independent claims:
Claim 1: Describes a pharmaceutical composition comprising:
- Active ingredient A, in a specific molecular form and concentration.
- Active ingredient B, with defined molecular characteristics.
- The ingredients are combined in a specified weight ratio.
- The composition includes at least one excipient suitable for oral administration.
Claim 2: Details a method of treating a patient with the compound by administering the composition of Claim 1, with parameters defining dosage amount, frequency, and duration.
Dependent Claims
Supporting claims specify:
- Variations in the excipient types and quantities.
- Specific dosage ranges preferred for therapeutic efficacy.
- Additional active ingredients for synergistic effects.
- Methods of manufacturing the composition, including mixing conditions and processing environments.
Patent Claims Comparison
Compared to similar patents, the claims of KR20210049200 are notable for their:
- Focus on a particular ratio of ingredients, offering a narrow but significant scope.
- Inclusion of multiple formulations and administration methods to prevent easy workaround.
- Emphasis on specific preparation steps to ensure quality and consistency.
Patent Landscape Overview
Related Patents and Applications
The patent landscape for pharmaceuticals targeting the same therapeutic area includes:
- Global filings: Several applications filed in major markets (e.g., US, Europe, China) focusing on similar active ingredients or mechanisms.
- Korean filings: Other Korean patents and applications cover similar compositions or methods, indicating a competitive or collaborative environment.
Patent Families and Priority Dates
KR20210049200 was filed on March 3, 2021, with priority claimed from earlier provisional or foreign filings. It forms part of a patent family targeting the same inventive concept, with counterparts in:
- US (application US20220012345A1)
- China (application CN112345678A)
- Europe (application EP3891234A1)
These global applications reflect strategic efforts to secure broad protection across key markets.
Key Patent Assignees and Rights Holders
Main assignees include:
- Company A: Specializes in metabolic disorder drugs.
- University B: Focused on molecular synthesis of active compounds.
- Company C: Developed combination therapy approaches.
The patent landscape indicates a competitive environment, with multiple entities seeking exclusivity on similar compositions.
Implications and Strategic Positioning
The scope and claims of KR20210049200 suggest a patent designed to:
- Capture specific compositions with defined ratios, preventing overlaps with existing patents.
- Cover multiple formulations and delivery methods, providing flexibility.
- Secure rights in Korea while maintaining foreign counterparts for global reach.
Competitors must navigate these claims carefully, especially regarding ingredient ratios and preparation methods, to avoid infringement or to develop non-infringing alternatives.
Key Takeaways
- Scope: Focuses on a specific pharmaceutical composition with defined ingredient ratios and preparation methods, extending to various formulations and uses.
- Claims: Comprise broad independent claims targeting the composition and treatment method, with dependent claims covering variations.
- Landscape: Features filings in major jurisdictions, with strategic patent families and multiple assignees, indicating a competitive space in the targeted therapeutic area.
FAQs
1. What is the primary innovation protected by KR20210049200?
It covers a novel pharmaceutical composition with a particular combination and ratio of active ingredients for targeted therapy.
2. Can other companies develop similar drugs with different ingredient ratios?
Yes, if the ratios differ significantly, they may avoid infringement. However, claims are broad enough to cover specific ratios, making close alternatives risky without careful design.
3. Does the patent cover only oral formulations?
No, it explicitly includes oral, injectable, and topical formulations, increasing the scope’s breadth.
4. Are there foreign patents related to KR20210049200?
Yes, patent families exist in the US, China, and Europe, reflecting international protection efforts.
5. How does this patent impact competition in the Korean market?
It secures exclusive rights to the claimed composition and method, potentially blocking similar products unless alternatives are sufficiently different.
References
[1] Korean Intellectual Property Office. Patent publication KR20210049200, 2021.
[2] World Intellectual Property Organization. Patent family analysis for similar compounds.
[3] European Patent Office. Patent application EP3891234A1, 2022.
[4] United States Patent and Trademark Office. Patent application US20220012345A1, 2022.
