About

Provided by Kim & Chang

In Korea’s fast-paced and constantly evolving business environment, Kim & Chang’s Intellectual Property (IP) Practice is uniquely qualified to provide comprehensive, high-quality and cost-effective legal services to our clients.


Our IP Practice is the largest in Korea, comprising more than 400 professionals, including IP litigators, patent attorneys, and foreign IP attorneys, as well as over 600 patent engineers, trademark paralegals and support staff. Our Practice personnel work together to provide a full range of services including in relation to patent, trademark, design, copyright, unfair competition, e-commerce, trade secrets, computer, and Internet law expertise in the areas of litigation, enforcement, dispute resolution, licensing, prosecution, transactions, due diligence, audits, asset management and general counseling.

With unparalleled resources and expertise in Korea, the IP Practice provides comprehensive solutions to various IP-related challenges and issues that may be faced by companies and organizations conducting business in Korea—in all aspects of their business, involving the procurement, management and protection of intellectual property rights, and in virtually every technology and product category. The IP Practice is also well-integrated with the firm’s general and corporate practices such as M&A, Antitrust & Competition, and Tax, which enables us to handle all potential legal issues, IP-related or otherwise, that our clients may encounter in Korea.


Chambers Review

Provided by Chambers
Intellectual Property: Patent Specialists - South Korea
1
Band 1
What the team is known for

Kim & Chang's intellectual property group is market-leading and regularly acts for well-known multinational corporations in high-value litigation before all levels of court. The team handles the full gamut of contentious IP work, including patent, trade mark and copyright disputes. Kim & Chang houses a substantial group of foreign lawyers who provide analysis on overseas matters and are licensed to practise in a variety of key jurisdictions. It offers a high level of technical expertise, with a substantial number of IP lawyers alongside a sizeable group of patent scientists and support members. The law firm also offers full patent prosecution services. Key clients include Apple, Intel and Chanel.

Work Highlights

Provided by Kim & Chang
  • Kim & Chang successfully represented Medytox in a trade secret misappropriation litigation against Daewoong in Korea as well as assisting with the parallel US ITC investigation. The Korean court ordered Daewoong to stop the use of and return a strain to Medytox and awarded Medytox damages of USD32 million.

Strengths

Provided by Chambers

Notable Practitioners

Provided by Chambers
Jay (Young-June) Yang
E
Jay (Young-June) Yang
E
Eminent Practitioners

Jay Yang (Yang Young-June) heads Kim & Chang's intellectual property legal team and maintains a highly respected position in the market, with a career spanning over three decades. His expertise covers copyright, trade mark and patent mandates.

"Mr Jay Yang is a highly respected IP attorney globally. He set up systems and processes within Kim & Chang that set them apart. Jay is also personable and builds good relations globally."

Duck Soon Chang
1
Duck Soon Chang
1
Band 1

Chang Duck Soon is a highly experienced lawyer and continues to act in impressive contentious cases. He offers particular expertise in copyright disputes and patent infringement matters, and brings to bear valuable experience gained during his time as a former adviser to the Korea Trade Commission on IP-related policies.

"Chang Duck Soon is a high performer, a dedicated and professional attorney."

"Chang Duck Soon is simply the best."

Sang-Wook Han
2
Sang-Wook Han
2
Band 2

Han Sang-Wook focuses his practice on domestic and cross-border litigious mandates, and offers extensive expertise in cases involving trade mark and patent infringement.

"He is knowledgeable about detailed facts and information regarding many cases. Whenever we have enquiries regarding our case, he provides essential legal opinions even though he handles lots of cases at the same time."

Young Kim
2
Young Kim
2
Band 2

Kim Young draws on over 30 years' experience advising on IP matters, particularly in relation to patents. She has notable expertise in mandates relating to the pharmaceutical and chemical sectors.

"Kim Young is one of the best attorneys in terms of science. She is a phenomenal communicator, which is an important part for us. There is no better communicator with respect to what our business needs. She can craft the legal solution and provide us with great advice."

Seong-Soo Park
3
Seong-Soo Park
3
Band 3

Park Seong-Soo maintains a notable practice in the IP sphere. He has experience advising on patent, copyright and trade secret matters.

Yu-Seog Won
3
Yu-Seog Won
3
Band 3

Won Yu-Seog advances in the rankings on the basis of his high-profile activity representing important domestic and international clients in IP infringement disputes. He brings to bear experience gained during his time as a judge in the Patent Court of Korea to offer particular expertise in patent cases.

John J. Kim
4
John J. Kim
4
Band 4

John Kim, a foreign attorney who is admitted to the California State Bar and registered to practise before the US Patent and Trademark Office, joins the ranking table.

Recently John Kim ably assisted pipe technology client Victaulic with securing the reversal of a non-infringement judgment at the Supreme Court level.

Ranked Lawyers at
Kim & Chang

Provided by Chambers
Filter by
Band

South Korea

Intellectual Property

Jay (Young-June) Yang
E
Jay (Young-June) Yang
E
Eminent Practitioners
Duck Soon Chang
1
Duck Soon Chang
1
Band 1
Sang-Wook Han
2
Sang-Wook Han
2
Band 2
Young Kim
2
Young Kim
2
Band 2
Seong-Soo Park
3
Seong-Soo Park
3
Band 3
Yu-Seog Won
3
Yu-Seog Won
3
Band 3
John J. Kim
4
John J. Kim
4
Band 4