Life Sciences and Pharma IP 2026

SOUTH KOREA Law and Practice Contributed by: Samuel Lee, Ye In Han, Inkyoung Choi and Jaeyoung Seol Bae, Kim & Lee LLC Contents 1. Life Sciences and Pharma/Biopharma Patent Litigation p.236 1.1 Claimants/Plaintiffs to an Action p.236 1.2 Defendants/Other Parties to an Action p.236 1.3 Preliminary Injunction Proceedings p.236 1.4 Structure of Main Proceedings on Infringement/ Validity p.237 1.5 Timing for Main Proceedings on Infringement/Validity p.237 1.6 Requirements to Bring Infringement Action p.238 1.7 Pre-Action Discovery/Disclosure p.238 1.8 Search and Seizure Orders p.238 1.9 Declaratory Relief p.238 1.10 Doctrine of Equivalents p.238 1.11 Clearing the Way p.239 1.12 Experts p.239

China

North Korea

Seoul

South Korea

Japan

4. Patent Term Extensions for Pharmaceutical Products p.242 4.1 Supplementary Protection Certificates p.242 4.2 Paediatric Extensions p.242 4.3 Paediatric-Use Marketing Authorisations p.242 4.4 Orphan Medicines Extensions p.242 5. Relief Available for Patent Infringement p.242 5.1 Preliminary Injunctive Relief p.242 5.2 Final Injunctive Relief p.243 5.3 Discretion to Award Injunctive Relief (Final or Preliminary) p.243 5.4 Damages p.243 5.5 Legal Costs p.243 5.6 Relevance of Claimant/Plaintiff Conduct to Relief p.244 6. Other IP Rights p.244 6.1 Trade Marks p.244 6.2 Copyright p.244 6.3 Trade Secrets p.244 7. Appeal p.244 7.1 Timeframe to Appeal Decision p.244 7.2 Appeal Court(s) Arbiter p.244 7.3 Special Provisions p.244 8. Other Relevant Forums/Procedures p.245 8.1 The UPC or Other Forums p.245 9. Alternative Dispute Resolution p.245 9.1 ADR Options p.245 10. Settlement/Antitrust p.245 10.1 Considerations and Scrutiny p.245 11. Collective Redress p.245 11.1 Group Claims p.245

1.13 Use of Experiments p.239 1.14 Discovery/Disclosure p.239

1.15 Defences and Exceptions to Patent Infringement p.240 1.16 Stays and Relevance of Parallel Proceedings p.240 1.17 Patent Amendment p.240 1.18 Court Arbiter p.240 2. Generic Market Entry p.240 2.1 Infringing Acts p.240 2.2 Regulatory Data and Market Exclusivity p.241 2.3 Acceptable Pre-Launch Preparations p.241 2.4 Publicly Available Drug and Patent Information p.241 2.5 Reimbursement and Pricing/Linkage Markets p.241 3. Biosimilar Market Entry p.242 3.1 Infringing Acts p.242 3.2 Data and Regulatory Exclusivity p.242 3.3 Acceptable Pre-Launch Preparations p.242 3.4 Publicly Available Drug and Patent Information p.242 3.5 Reimbursement and Pricing/Linkage Markets p.242

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