Choong Jin Oh
Asia-Pacific Guide 2025
Band 3 : Intellectual Property
Band 3
About
Provided by Choong Jin Oh
Practice Areas
IP Litigation, Patent, Trademark, Copyright, Trade Secret, Unfair Competition
Career
A senior partner at IP Practice Group; recognized as one of the leading IP trial lawyer in Korea with a broad range of IP matters. He joined Lee & Ko in 2010 after serving on the bench for 13 years. Having reviewed numerous patent and trademark cases on the bench, he is particularly well-experienced in patent, trademark litigations in various venues. He has been awarded with many accolades in Chambers Asia, Managing IP, Benchmark Litigation and Legal 500 for his involvement in many of Korea’s notable cases.
Professional Memberships
Korean Bar Association, Korean Patent Bar Association
Publications
“Identifying the Invention Subject to Review in a Patent Scope Confirmation Trial” (2008); “WIPO’s Discussions on Protection of Non-traditional Marks and their Meaning” (2008); “Determining Similarity between an Invention and Prior Arts” (2009); “Whether the Specification is Supporting the Patent Claim” (2009)
Personal
Seoul National University, College of Law (LL.B-1992), University of Vienna (Visiting Scholar- 2003)
Chambers Review
Asia-Pacific
Oh Choong Jin of YK Law is active on a range of domestic and cross-border IP disputes. He offers notable experience in handling patent, trade mark and copyright infringement cases. Clients benefit from his previous experience working in the Patent Court.