YOON&YANG
Changkwon Kim Partner
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  • TEL 82 2 6003 7578
  • FAX 82 2 6003 7029
  • E-MAIL
Changkwon Kim is a partner at Yoon & Yang LLC, and his main practice areas include intellectual property, bankruptcy and corporate restructuring.
After completing legal training at the Judicial Research and Training Institute, Mr. Kim started his public career as an apprentice judge at the Dongbu Branch of the Seoul District Court. Mr. Kim then went to serve various positions, including a judge at the Seoul High Court, Seoul Central District Court, Jeju District Court, Bucheon Branch of Incheon District Court, and Seoul Western District Court; a research judge at the Supreme Court; and a presiding judge at the Changwon District Court. He retired from public office as a presiding judge at the Seoul Bankruptcy Court.

Mr. Kim is well-versed in intellectual property right disputes based on his experience accumulated as a research supervisor of the Intellectual Property Right T/F Group while serving as a research judge at the Supreme Court. In particular, he has ample experience in dealing with cases involving disputes and trade secrets of pharmaceutical, bio, and healthcare companies, and has generated positive outcomes in many cases. He went on to serve as a presiding judge at the Bankruptcy Division of the Changwon District Court and a presiding judge at the Seoul Bankruptcy Court, where he accumulated experience and know-how on legal doctrines related to insolvency cases.

Experience

  • 2002-present Yoon & Yang LLC
  • 2023-present Vice President, Korean Intellectual Property Lawyers Association
  • 2022 Director, Insolvency Law Institute of Korea
  • 2020-22 Presiding Judge, Seoul Bankruptcy Court
  • 2018-20 Presiding Judge, Changwon District Court
  • 2014-18 Research Judge, Supreme Court
  • 2012-14 Judge, Seoul Western District Court
  • 2009-12 Judge, Bucheon Branch of Incheon District Court
  • 2005-09 Judge, Jeju District Court
  • 2003-05 Judge, Seoul Central District Court
  • 2002-03 Preliminary Judge, Seoul High Court
  • 2001-02 Apprentice Judge, Dongbu Branch of Seoul District Court

Education

  • 2011 Washington University, LL.M.
  • 2001 Judicial Research and Training Institute
  • 1999 Seoul National University, LL.B.

Representative Matters

  • Represented W-scope Korea and prevailed in the litigation with Asahi Kasei related the patent of a separator for for renewable batteries (patent invalidation)
  • Represented Hyundai Mobis in the litigation seeking invalidation of an automobile air bag patent with Autoliv ASP Inc. (partial patent invalidation)
  • Handled and prevailed in the litigation seeking patent invalidation of the drug “Entresto” between Hanmi Pharma and Novartis AG (patent invalidation, final appellate proceedings pending)
  • Represented Hanmi Pharma in the litigation seeking invalidation of extension of patent duration with Novartis AG 
  • Represented JNTC and prevailed in the patent dispute litigation as to scope of rights related to a smartphone camera cover glass (dismissal by discontinuation, final appellate proceedings pending)
  • Represented Yuhan in the litigation seeking damages from patent expiry and prevailed (dismissal of plaintiff’s claim, appellate proceedings pending)
  • Advised and litigated on various disputes related to pharmaceutical advertisements and medical device patents
  • Advised and litigated on various trademark dispute cases
  • Prevailed in the litigation seeking provisional injunction against issuance of new shares involving SM Entertainment (issuance prohibited)
  • Advised and litigated on various cases involving insolvency and corporate rehabilitation

Awards

  • Litigation Star, Intellectual property, Benchmark Litigation Asia-Pacific (2024)

Publications

  • Korea Chapter, Trade Marks & Copyright, Chambers Global Practice Guides, Chambers and Partners (Co-author, 2024)
  • Unfair Competition Prevention and Trade Secret Protection Act, Pakyoungsa (Co-author 2024)
  • Practical Study on Scope of Avoidance Power, Supreme Court Law Review (2022)
  • Non-obviousness and Description Requirements of Inventions Defined by Numerical Limitation, Collection of dissertations to celebrate 20th anniversary of the Patent Court (2018)
  • The Analysis of Precedents in the field of Intellectual Property Rights in 2017, Special Law Research (2018)
  • Commentary on Supreme Court Decisions (e.g. Ground for Patent Invalidation and Compensation for Employee’s Invention (2017), Several Examples of Announcement of Registration and Application of Trademarks and Their Distinctiveness (2017), Requirements for Establishment of Crime of Publishing Copyrighted Works with False Representation of Author (2018))
  • Requirements for Shape of Goods under Article 2 subparagraph. 1 item (i) of the Unfair Competition Prevention and Trade Secret Protection Act, Juris (2017)
  • Whether a Method of Administration may be deemed a Component of Invention in Pharmaceutical Inventions, Law & technology (2016)
  • Patent Invalidation and Return of the Previously Received Royalties, Juris (2015)

Insights