Patent against patent: when a Korean scope-confirmation trial is admissible
The Supreme Court separates identification of the accused technology from the legal interest required when both parties hold patents.
Read articleNEWS & INSIGHTS
Ideas, developments
and perspectives on IP.
Analysis of IP practice, AI technology and international protection, alongside news from IPLEX. Explore the articles in English.
360 articles and updates
AllAI & SoftwareDesignsTrademarksPatentsOverseas TrademarksIPLEX NewsOverseas DesignsOverseas PatentsCopyrightTechnology Listing
32 articles
Inventive step without hindsight: the curved-cover protective-film decision
Korea’s Supreme Court explains the filing-date perspective and distinguishes inventive step from sufficient disclosure in corrected patent claims.
Read articleConcert lightsticks: why a shared colour did not establish patent infringement
Korea’s Supreme Court decision 2024Da228104 examines a preset-group limitation, coordinate-based lighting and the importance of claim context and prosecution history.
Read articleEmployee-invention compensation in Korea: when does the limitation period start?
Supreme Court case 2025Da217407 distinguishes the accrual of a compensation right from the time payment becomes claimable under the employer’s rules.
Read articleNew evidence in a patent refusal appeal: supplementing a ground or changing it?
Korea’s Supreme Court distinguished evidence of common general knowledge from a new refusal ground, and confirmed the effect of a deficient claim on the application.
Read articleKorean patent scope proceedings after testing and disposal of a product
Case 2025Heo10277 distinguishes identification of the compared invention, acts of production and the continuing interest in a scope determination from the merits of infringement.
Read articleKorea’s super-accelerated examination: a first decision in one month
Eligibility and practical limits of Korea’s rapid patent, utility-model and trade mark examination tracks, including 2026 expansions and announced next steps.
Read articleWhen a dosage clarification changes a patent claim: Korea’s Supreme Court on correction
Decision 2023Hu11487 examines whether adding a mass-basis explanation to pharmaceutical claims qualifies as an admissible correction.
Read articleThe Same Cleaning Function Does Not Necessarily Establish Patent Equivalence
Korean Supreme Court decision 2023후11340 examines functional claim language, prosecution history and different cleaning principles.
Read articleThe Same Prior Art, a Different Rejection: The Applicant’s Opportunity to Respond
Korean Patent Court decision 2025허10293 addresses a changed feature mapping and the procedural right to submit arguments and amendments.
Read articleFiling with a Provisional Specification: Preparing to Protect an Idea
This article explains how filing with a provisional specification can support businesses developing technology while preparing patent applications.
Read articleTransferring Patent, Trademark and Design Rights
Patent assignments and other IP transfers frequently arise in technology transactions, startup investments and mergers and acquisitions.
Read article