Kim & Chang

Kim & Chang has the largest patent practice in Korea, with more than 260 litigation attorneys, patent attorneys and foreign legal counsel (US and European), as well as more than 230 patent engineers, specialists and paralegals. Our size, along with the breadth of work we provide, enables Kim & Chang to have top experts in all aspects of patent work.

Our attorneys are top graduates of prestigious universities from all over the world. Many have practised in major law firms abroad or have gained significant experience as former judges or Korean Intellectual Property Office (KIPO) examiners. Thus, our wealth of knowledge and expertise in the patent field is unmatched.

Diverse backgrounds (including advanced degrees and work experience) in the sciences allow Kim & Chang’s patent professionals to fully understand and appreciate a wide range of technological fields and industries. Further, our unique global background enables us to efficiently handle IP matters in Korean, English, German, French, Japanese and Chinese, all within a single office.

The expertise and multinational background of Kim & Chang’s professionals make the firm the recognised leader in providing sophisticated, high-quality legal services for international issues and uniquely qualified to address the legal needs of international companies doing business in South Korea.

Patent litigation, enforcement and dispute resolution

Kim & Chang’s patent group is globally renowned for handling more complex multinational patent litigations in South Korea than any other firm, with expertise in all venues of dispute resolution and all varieties of domestic and international commercial arbitration. The patent group’s litigation attorneys are widely considered by peers to be the most respected and skilled litigators in the country. As South Korean companies continue to become leaders in technology and expand their presence worldwide, South Korea is becoming an increasingly critical venue for multinational patent litigation. Kim & Chang’s proven litigation expertise and superior resources are highly sought after by companies in high-profile multinational patent litigations involving South Korea.

Patent prosecution

Due to the depth and wide experiences of our patent professionals, Kim & Chang has attorneys with the appropriate technical background for almost all technologies. Kim & Chang prosecutes more applications on behalf of foreign multinationals than any other firm in South Korea. Importantly, Kim & Chang’s patent professionals prepare patent applications while considering each client’s objectives, commercial value, target markets and the growth potential of the relevant invention.

Patent licensing

Kim & Chang’s patent professionals recognise that the strategic use and licensing of IP portfolios are key components of commercial success. Our group has unrivalled experience in negotiating licensing, distribution and joint venture agreements covering all areas of intellectual property. In addition to drafting and negotiating licence agreements, members of the patent group regularly counsel clients on licensing strategies and strategic product development and distribution.

Key practice areas

The following is an exemplary list of services provided by the patent group:

  • patent infringement litigation;
  • IP tribunal litigation (invalidity and scope confirmation actions);
  • IP arbitration (local and international);
  • antitrust and fair trade violations arising out of IP-related matters;
  • domestic patent prosecution (preparing, filing and prosecuting patent applications before KIPO);
  • foreign patent prosecution (preparing patent applications and preparing responses to office actions in foreign jurisdictions);
  • prior art searching (for litigation and licensing);
  • patent infringement and validity opinions;
  • freedom-to-operate opinions;
  • patentability opinions;
  • patent agreement disputes;
  • assignment of patent rights;
  • joint exploitation agreements relating to patent ownership;
  • patent and technology licensing;
  • patent portfolio development via patent acquisition or divestment projects;
  • employment contract disputes concerning patents;
  • US litigation support, including pretrial discovery document review and deposition support (eg, by attorneys admitted to US bars); and
  • due diligence.

Contact details

Kim & Chang
Jeongdong Building
21-15 Jeongdong-gil
Seoul 04518
South Korea

Professional contacts

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