JIPYONG LLC

Korean Attorney

Chang Ik SUNG

TEL +82-2-6200-1915
FAX +82-2-6200-0823
E-MAIL cisung@jipyong.com

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Mr. Chang Ik Sung is a partner in the IP & Technology Group of the Litigation Group. Mr. Sung mainly advises and represents clients on IP rights, product liability issues, general civil and criminal proceedings, and family law and inheritance proceedings.

Previously, he served as a judge in the Patent Court and as a Chief Justice in the Ulsan District Court, and he has gained a wide range of legal experience from numerous top-tier domestic and international law firms.

He represents both domestic and international clients based on his experience as a judge and an attorney in the areas of IP, and general civil and criminal proceedings. He also serves as an arbitrator on the Korean Commercial Arbitration Board. He continues to actively research and publish on the topics of patent law as a member of the Korea Patent Law Society and the Korea Association for Info-Media Law.

Education Close

2017Future Integrated-Technology Program, College of Engineering, Seoul National University
2004Georgetown University Law Center (LL.M.)
1993Seoul National University (LL.B.)

Experience Close

2017-PresentJIPYONG LLC (Partner)
2019-PresentMember, Donation Management Committee, Korea Institute for Advancement of Technology
2016-PresentMediator, Patent Court
2015-PresentMediator, Small & Medium-Sized Businesses Technical Dispute Mediation∙Arbitration Committee
2012-PresentArbitrator, The Korean Commercial Arbitration Board
2022-2023Temporary Director, Education Foundation of Kyonggi University
2019-2021Auditor, Korean Intellectual Property Lawyers Association
2019-2021Legal Advisor, Personal Information Protection Commission
2018-2021Member, HR Committee I, Seoul City Government
2017Attorney at Law, Chang-Ik SUNG Office
2017-2018Advisor, Special Committee on Constitutional Amendment, National Assembly
2016-2021Director, Seoul Volunteer Center
2016-2019Mediator, Industrial Technology Dispute Mediation Committee
2014-2019Director, Korean Intellectual Property Lawyers Association
2012-2017Attorney at Law, One Law Partners, LLC
2011-2012Chairperson, Junggu Election Commission, Ulsan
2011-2012Presiding Judge, Ulsan District Court
2009-2011Judge, Patent Court
2007-2009Judge, Busan High Court
2004-2005Finnegan, Henderson, Farabow, Garrett & Dunner LLP (International Guest)
2001-2002Special Investigator, Cha Jung-Il’s Special Prosecution Team
2001Visiting Attorney, Matsuo & Kosugi, Japan
1999-2006Attorney at Law, Kim & Chang
1998-1999Judge, Seoul District Court, Southern Branch
1995-1998Judge Advocate Officer, Korean Air Force
1995Judicial Research and Training Institute, Supreme Court of Korea

Honors and Recognitions Close

2020-2024Notable practitioner, Asialaw
2019-2024Leading Lawyer in Intellectual Property Practice, Legal Times

Speaking Engagements and Publications Close

2018Trademark Law Commentary (Co-author), Center for Law & Technology Edition (Pakyoungsa Publishing)
2017Trade Secret Protection Law (Co-author), Korean Patent Law Society Edition (Pakyoungsa Publishing)
2015Commentary on Employee’s Invention System (Co-author), Korean Patent Law Society Edition (Pakyoungsa Publishing)
2014Study on Patent cases (Co-translator), Korean Patent Law Society Edition (Pakyoungsa Publishing)
2012Study on Patent cases (Co-author), Korean Patent Law Society Edition (Pakyoungsa Publishing)
2011Validity of Foreign Divorce Judgments, Presented at the 8th Ulsan Regional Lawyers Convention
2011Interpretation of Scope of Protection for Invention with Limited Applications or Uses of Production Method in the Premise of Patent Claim, Law & Technology, Vol. 7. No. 1. (Seoul National University Center for Law & Technology)
2011Overview of American Patent Litigation, Patent Litigation Research, Vol. 5. ( Patent Court of Korea)
2011Legal Issues Arising From Misappropriated Application of a Patent, Law Journal, Vol. 22. No. 2. (Chungbuk National University Law Research Institute)