Sue Su-Yeon CHUN - Kim & Chang IP

Overview

Sue Su-Yeon Chun is a patent attorney in the Trademark and Design Practice Group at Kim & Chang. Her practice focuses on prosecution, enforcement, and litigation involving trademarks, unfair competition and designs. Since joining the firm in 2008, She has handled an extensive range of domestic and international IP matters for clients across diverse sectors, including entertainment, media, e-commerce, technology, pharmaceutical, cosmetics, fashion, hospitality, and consumer goods.

Ms. Chun has successfully represented clients in numerous notable administrative trials and litigations before the Ministry of Intellectual Property and the courts. Recognized for her expertise, she has been named one of “The World’s Leading Trademark Professionals” by World Trademark Review (WTR) 1000 (2025-2026).

Ms. Chun handles and provides advice on Korean trademark portfolios and disputes for multinational corporations. She also oversees and provides advice on global trademark portfolios and disputes for major Korean companies by closely liaising with foreign law firms.

In 2015, she was seconded to the IP department of a prominent media and entertainment company in Burbank, California, where she gained practical experience managing its global trademark portfolio and implementing various brand protection measures.

Profile

Experience

Kim & Chang (2008-Present)

Warner Bros. Entertainment Inc. (U.S.) (2015.6.-2015.12.)

Representative ActivitiesView All

Awards

The World's Leading Trademark Professionals (World Trademark Review (WTR) 1000, 2025-2026)

Publications/Activities

"Key changes to Trademark Law to be enacted in July 2025" (Co-author, World Trademark Review Daily, 2025)
"New consent letter system: guidelines for applicants" (Co-author, World Trademark Review Daily, 2024)
"Letter of consent system among notable amendments to Trademark Act coming into effect next spring" (Co-author, World Trademark Review Daily, 2023)
"Korea poised to allow letters of consent for trademark co-existence" (Co-author, World Trademark Review Daily, 2023)
"Partial rejections and re-examination system now effective" (Co-author, World Trademark Review Daily, 2023)
"KIPO study reveals high number of malicious trademark filings in Korea" (Co-author, World Trademark Review Daily, 2023)
"New amendments to the Korean Trademark Act: what you need to know" (Co-author, World Trademark Review Daily, 2022)
"New KIPO examination standards to assess similarity of software-related goods and services" (Co-author, World Trademark Review Daily, 2021)
"The rise of K-beauty trademark filings" (Co-author, World Trademark Review Daily, 2020)
"Confronting the Gray Market in Korea and the U.S." (Co-author, Today's General Counsel, Oct/Nov 2016)
"Supreme Court reverses its position on dual-language trademarks" (Co-author, World Trademark Review Daily, 2013)