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Y P Lee, Mock & Partners

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Managing Partner: Youngpil Lee
Senior Partners: Jordan Y. Kim, Jay Jehyun Kim, Haiyeong Lee, Hokeun Lee, Younggi Hong
Number of partners: 45
Number of lawyers: 179
Languages: Chinese, English, Japanese, Korean, German

Firm Overview:
Based in South Korea, with 1 office in Seoul, Y.P. Lee, Mock & Partners is an IP law firm providing a variety of services in all fields related to intellectual property. The firm consists of around 370 working professionals, including more than 179 IP attorneys and attorneys at law.

Main Areas of Practice:
Y.P. Lee, Mock & Partners provides its professional and proactive services in order to provide fully satisfying outcomes for its clients.

Abundant experience in handling cases related to both domestic and foreign jurisdiction makes Y.P. Lee, Mock & Partners a strong presence in the global IP markets.

The spectrum of its services covers all aspects of intellectual property and technology. As an IP boutique law firm, Y.P. Lee, Mock & Partners specialises in a wide variety of technology fields including: biotechnology, pharmaceutical, materials, chemistry, electronic engineering, communication, information technology, nanotechnology, computer hardware and software, semiconductors, mechanical engineering, healthcare related technology and others. Highly experienced trademark attorneys also provide quality services for trademark, design, and copyright cases.

Y.P. Lee, Mock & Partners also provides a well reputed service in IP dispute matters. In 2008, the firm joined forces with top-tier litigation firm Yulchon LLC, to create a collaborative strategic alliance. As a result, Y.P. Lee, Mock & Partners’ litigation team has handled a number of high-profile IP dispute cases, including the cases of Samsung Electronics v. Apple Inc.

IP attorneys at Y.P. Lee, Mock & Partners possess a wide range of legal expertise in various IP legal systems, as well as in-depth knowledge of various technical fields. This expertise allows lawyers to offer a dedicated service to meet the demanding challenges faced by clients.

14 partners; 76 fee earners
Key Clients: Samsung Electronics (Digital Media), Samsung Advanced Institute of Technology, NTT Co. Ltd, Harman International Industries, Inc., Korea Aerospace Research Institute, Nexon Co., Ltd., NAVER Co., LINE Co.

Mechanical & Mechatronics:
9 partners; 32 fee earners
Key Clients: Samsung Display, Samsung SDI, Hanhwa Techwin, Renault, Autoliv AB, HP(Hewlett-Packard), KT&G Co., NEXEN TIRE Corporation, Agency for Defense Development


7 partners; 20 fee earners
Key Clients: Samsung Electronics (Semiconductor), Samsung Display, SOITEC, Corning Inc., Cuchen Co. Ltd.


9 partners; 33 fee earners
Key Clients: Samsung SDI, CJ corporation, Sabic Inovative Plastics, Denki Kagaku Co. Ltd., Hanmi Pharmaceutical Co., Ltd., Samsung Medison, Kraft Foods Group, Colgate- Palmolive

6 partners; 18 fee earners
Key Clients:
Samsung Electronics, CJ Corporation, Christian Dior, Moynat, Calbin Klein, Starwood Hotel & Resort, Perfetty Van Melle, Fenix Outdoor, Universal Music, Avery Dennison, Conair, Perry Ellis, Ferrero Rocher, Camper, Beijing DD, Asahi Breweries, Orion, Coupang, CJ ENM

Firm Contact:
Senior Partner: Jay Jehyun Kim
Tel: +82 2 580 4224
Email: [email protected]