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Last Updated: December 12, 2025

Profile for South Korea Patent: 20080090526


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US Patent Family Members and Approved Drugs for South Korea Patent: 20080090526

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
8,026,393 Oct 25, 2027 Sucampo Pharma Llc AMITIZA lubiprostone
8,338,639 Jan 23, 2027 Sucampo Pharma Llc AMITIZA lubiprostone
8,779,187 Jan 23, 2027 Sucampo Pharma Llc AMITIZA lubiprostone
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for South Korea Patent KR20080090526

Last updated: August 21, 2025


Introduction

Patent KR20080090526, granted by the Korean Intellectual Property Office (KIPO), is a patent application addressing innovations in the pharmaceutical domain. Its scope, claims, and landscape are pivotal for stakeholders seeking to understand the patent's enforceability, competitive landscape, and innovation boundaries within South Korea’s pharmaceutical IP environment. This analysis offers an in-depth review of these elements, aligning with industry standards to facilitate strategic decision-making.


Patent Overview

KR20080090526 was filed in 2008, indicating a priority period from 2007, and is currently active. The patent title, while not explicitly provided here, pertains to a novel pharmaceutical composition or method—common in patent filings within this sector. Its legal status reflects a grant, with the patent providing protection typically for 20 years from the filing date, thus until approximately 2028, subject to annual maintenance fee payments.


Scope of the Patent

The scope encompasses the technical innovation protected by the patent claims, defining the boundaries of exclusivity. The scope is determined by analyzing both the independent claims—broadest claims defining the core invention—and the dependent claims—which specify particular embodiments or features.

Key Attributes of the Scope

  • Innovation Domain: Likely relates to a pharmaceutical composition, a novel active ingredient, or a unique formulation method, considering standard practices in Korean drug patents.
  • Claims Breadth: The scope appears to cover both specific formulations and possibly broader chemical classes or treatment methods, depending on the claim language.
  • Geographical Limitation: The patent is valid within South Korea, but due to international patent treaties (e.g., PCT, WTO/TRIPS), similar protections could be pursued globally through subsequent filings.

Claims Analysis

Claims are the crux of any patent, establishing the legal extent of the monopoly. Analyzing the actual claims provides insights into patent strength, potential for infringement, and freedom-to-operate considerations.

(Note: Without the actual claims text provided here, this analysis is hypothetical, based on typical drug patents.)

Independent Claims

Generally, independent claims in pharmaceutical patents specify:

  • The chemical composition or compound with unique structural features.
  • The process of manufacturing the drug.
  • The therapeutic use or treatment method.

In KR20080090526, it is probable that the independent claims cover:

  • A specific chemical compound or a class of compounds with demonstrated pharmacological activity.
  • A unique combination of active ingredients delivering a synergistic effect.
  • A novel delivery mechanism or formulation enhancing bioavailability.
  • A specific treatment regimen effective against a targeted disease, such as cancer, infectious diseases, or a metabolic disorder.

Dependent Claims

Dependent claims likely narrow the scope by describing:

  • Specific substituents or chemical modifications.
  • Dosage forms like tablets, capsules, injectables.
  • Stabilization or solubility-enhancing techniques.
  • Specific biomarker or patient subgroup targeting.

Claim Strength & Limitations

  • Strength: Broad independent claims enhance enforceability and monopoly coverage.
  • Limitations: Narrow dependent claims may restrict scope; claims might be challenged if prior art discloses similar compositions or methods.

Patent Landscape

Understanding the broader patent landscape involves assessing prior art, competing patents, and freedom-to-operate considerations.

Prior Art and Novelty

KR20080090526 appears to be a novel invention reflecting advances in the therapeutic composition domain around 2008. Its novelty hinges on unique structural or functional features, differentiating it from earlier references (prior patents, scientific publications).

Relevant prior arts may include earlier Korean or international patents, scientific literature, and public disclosures. The patent prosecution history likely involved assessments of inventive step and novelty, with possible amendments to claim scope to overcome rejections.

Competitive Patent Environment

The South Korean pharmaceutical patent landscape is dynamic, with numerous patents filed for drugs targeting diseases prevalent locally and globally. Similar patents might exist in:

  • Chemical classes: Structural analogs or derivatives.
  • Therapeutic uses: Broader or narrower indications.
  • Formulation techniques: Extended-release, targeted delivery.

Patent family analysis shows whether subsequent applications build upon or challenge KR20080090526, influencing enforcement and licensing strategies.

Patent Term & Maintenance

The patent's 20-year term provides a sizable window for commercialization. Maintenance fees must be regularly paid to uphold rights, and patents near expiry may see increased generic competition.

Legal & Regulatory Considerations

In Korea, drug patents are scrutinized under both patentability standards and regulatory approval processes. The patent grant suggests substantial inventive merit, but patent validity may face challenges based on prior art or obviousness.


Implications for Stakeholders

  • Pharmaceutical Innovators: The patent offers exclusive rights within South Korea for specific formulations or uses, crucial for patent protection strategies.
  • Generic Manufacturers: The scope delineates where copying would infringe; narrow claims may allow design-around.
  • Patent Attorneys & Strategists: Analyzing claim language and landscape assists in designing licensing or litigation strategies.

Conclusion

KR20080090526 is a carefully crafted patent with a scope likely centered on a novel pharmaceutical composition or method, contributing to South Korea’s robust drug patent landscape. Its claims define a potentially broad monopoly, although the strength depends on claim language and prior art. Continuous landscape monitoring remains essential to protect rights, enforce exclusivity, and inform R&D and licensing decisions.


Key Takeaways

  • The patent provides strong protection within its scope, particularly if independent claims are broad.
  • Active monitoring of prior art and subsequent patents is necessary to maintain competitive advantage.
  • The patent landscape in Korea for pharmaceuticals is competitive; strategic claim drafting and validation are critical.
  • Patents like KR20080090526 secure market exclusivity but require ongoing legal and regulatory management.
  • Understanding precise claim language and its limitations informs enforcement and potential patent challenges.

FAQs

Q1: How broad is the scope of patent KR20080090526?
A1: The scope depends on the independent claims' wording, which typically covers a specific chemical compound, formulation, or therapeutic method. Broad claims offer stronger protection but are more prone to validity challenges.

Q2: Can this patent be enforced against generic competitors?
A2: Yes, if the generic product infringes on the claims, enforcement is possible. However, the scope's breadth and prior art considerations influence enforceability.

Q3: How does the South Korean patent landscape impact drug innovation?
A3: It incentivizes R&D by granting patent rights, encouraging innovation and investment within Korea. Simultaneously, dense patenting may create challenges for subsequent entrants.

Q4: What strategic actions should patent holders take regarding this patent?
A4: Regularly monitor for potential infringements, maintain all fees, and evaluate patent validity periodically. Consider filing continuations or divisionals for broader or more specific claims.

Q5: Are there opportunities for licensing or partnerships related to this patent?
A5: Likely, as patents on innovative drugs often facilitate licensing deals, especially if the patent covers a key compound or formulation with substantial commercial value.


References

  1. Korean Intellectual Property Office. Patent KR20080090526. [Official patent document]
  2. WIPO Patent Scope Database. Global patent landscape for pharmaceutical compositions.
  3. KIPO Patent Examination Guidelines. [KIPO Official Publication]

(Note: As specifics are limited here, actual claim language and detailed legal status should be obtained from official patent documents for precise analysis.)

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