Intellectual property: local firms

Lee & Ko

Headed by Un Ho Kim, the ‘highly efficient and knowledgeable’ team at Lee & Ko consists of experienced patent attorneys and IP litigators that have represented the interests of high-profile trademark owners across the world. The firm regularly advises on IP matters across a variety of industries, including computer software, mechanical, electrical, and artificial intelligence. Keum Nang Park is particularly skilled in IP matters related to the pharmaceutical industry. Kyungjin Kim is a patent attorney, who is also qualified at the Korean bar, and who focuses on patent litigation and IPTAB trials. Other key members of the team include Jaewoo Kwak, Hwan Sung Park as well as Soo Yeon Park and Ahhyun Nam. Hui Jin Yang and Young Mo Kwon have left the firm.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

'Highly efficient and knowledgeable litigation team.'
'They are well-refined and logical. The standard of LK in drafting is far beyond any other firms in Korea.'
'LEE&KO is one of the most prestigious law firms in Korea and the quality of their works and services is second to none considering reasonable fees.'
'The capabilities of the partners are exceptional, and the legal service is extremely satisfying.'
'Keum Nang Park is a leader within the IP community so her strategy and views have gravitas. She has excellent knowledge of the law and has a technical background. Through her experience, she provides pragmatic strategic advice.'
'Keum Nang Park is extremely efficient and available; she is experienced and gives knowledgeable advice.'
'Jaewoo Kwak does not take no for an answer. He is very experienced and always dedicates himself to achieve the best results and does not hesitate in taking creative approaches.'

Key clients

Novartis
GlaxoSmithKlein
Celgene
Bristol Myers Squibb
Marriott International
Ericsson-LG
Armani
Williams-Sonoma
Samsung Biologics
LG Electronics
Naver
Kakao
Coupang
HYBE
Toss Bank
YG Entertainment
LG Household & Health Care
AGC
Nitto Denko
JNC
Samsung SDI
Korean Air (Hanjin KAL)
Homeplus
SK On

Work highlights

Representing Samsung Bioepis in a patent invalidation action involving biosimilars against the patent owner.
Representing Coway before the Supreme Court in a patent infringement lawsuit involving water purifier patents against the market competitor, after prevailing on all claims in the appellate court where it overturned the court of first instance decision that ruled in favour of the counterparty.
Representing Boryung Pharmaceutical in an invalidation action initiated by generic companies.