AJU IP Report

IP Report

Korean intellectual property environment, AJU News, IP News, and a guide to the Korean IP system for international clients.

Legal Updates

IP News

Recent Korean IP law, KIPO policy, statistics, patent decisions, trademark rulings, and litigation updates.

1–10 / 76 Articles

Changes to Korea’s Intellectual Property (IP) System in 2026IP News

Changes to Korea’s Intellectual Property (IP) System in 2026

To enhance the efficiency of IP administration in the era of the Fourth Industrial Revolution—and to consolidate IP-related functions that had been dispersed across multiple min...

AJU KIM CHANG LEEFebruary 12, 2026
IP News

Supreme Court Clarifies the Standard for Assessing the “Enablement Requirement” in Patent Specifications

The defendant filed a trial for invalidation of the plaintiff's registered patent titled 'Pharmaceutical Combination of an Angiotensin Receptor Antagonist and an NEP Inhibitor,'...

AJU KIM CHANG LEEFebruary 12, 2026
IP News

Extension of the Period for Submitting an Opinion (2 months -> 4 months)

For notices of reasons for refusal issued by examiners on or after July 11, 2025, the period for submitting a written opinion in response is extended from 2 months to 4 months.

AJU KIM CHANG LEEFebruary 12, 2026
IP News

2025 Annual IP Statistics Trends in Korea – Solid Growth in Both Filings and Registrations

According to the December 2025 IP statistics trend report released by the Korean Intellectual Property Office (KIPO), the cumulative number of applications across patents, utili...

AJU KIM CHANG LEEFebruary 12, 2026
IP News

Supreme Court clarifies composite-trademark similarity: “The dominant portion is not limited to a single element.”

On November 20, 2025, the Supreme Court of Korea reversed the lower court's acquittal and remanded a case under the Trademark Act, which turned on whether a composite mark used...

AJU KIM CHANG LEEFebruary 12, 2026
IP News

Trademark Infringement Criteria Amid the Expansion of the Pre-owned Luxury “Remaking” Market

[Award] Excellence Prize at the IPTAB Case Law Research Paper Contest – Trademark Infringement Criteria Amid the Expansion of the Pre-owned Luxury “Remaking” Market

AJU KIM CHANG LEEFebruary 12, 2026
IP News

Major Revisions to the Prioritized Examination: Simplified Proof of Commercial Use and Expanded Scope of Green Technologies

Various changes were made to the requirements and applicable subjects for prioritized examination of patents and utility models in 2025.

AJU KIM CHANG LEEAugust 18, 2025
IP News

HS Hyosung vs. Kolon Industries Patent Dispute: Intellectual Property Court Rules Kolon’s Patent Invalid, Siding with Hyosung

In the patent dispute between HS Hyosung (hereinafter “Hyosung”) and Kolon Industries (hereinafter “Kolon”) regarding “hybrid tire cords,” the Korean Intellectual Property Court...

AJU KIM CHANG LEEAugust 18, 2025
IP News

Intellectual Property Statistics Trends in Korea for First Half of 2025 – Decline in Applications, Increase in Registrations

According to the intellectual property statistic trends announced by the Korean Intellectual Property Office (KIPO) on July 8, 2025, the total number of cumulative applications...

AJU KIM CHANG LEEAugust 18, 2025
IP News

Major Revisions to the Trademark Law – Shortening of Appeal Period, etc.

With the revisions to the Korean Trademark Act in 2025, changes were applied to several policies.

AJU KIM CHANG LEEAugust 18, 2025