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Jason J. LEE Foreign Attorney (Admitted in California)

T.+82-2-6488-4060 F.+82-2-2122-3800
Jason J. LEE Foreign Attorney
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Jason J. LEE Foreign Attorney

Jason J. LEEForeign Attorney (Admitted in California)

T.+82-2-6488-4060F.+82-2-2122-3800E.jlee4@kimchang.com

PDF vcard

Areas of Expertise

Overview

Jason Jeong Lee is a foreign attorney in the firm's Intellectual Property Group. 

Mr. Lee’s practice focuses on intellectual property issues including trademarks, copyrights and designs.  His clients include multinational corporations and global brands in diverse industries ranging from fashion, electronics, and automobiles to entertainment and food.

Mr. Lee oversees trademark and design portfolios, while also handling IP disputes.  He has extensive experience in civil and criminal litigations for trademark, unfair competition, design and copyright disputes, as well as in enforcement and anti-counterfeiting matters involving the authorities such as Customs and the police.  Mr. Lee also handles domain name matters before the World Intellectual Property Organization (WIPO).

He has co-authored various publications including "Korea Customs Service announces amendments to IP rights protection guidelines" and has presented in a webinar titled "Tackling Online Counterfeits in Korea." 

Mr. Lee has been recognized as a Leading Trademark Practitioner by the World Trademark Review (WTR) 1000 and a Leading Lawyer by Who's Who Legal.

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Profile

Experience

Kim & Chang (2011-Present)

Cho & Partners (2008-2011)

Sidley Austin LLP (2005-2007)

Representative ActivitiesView All

Awards

  • The World's Leading Trademark Professionals (World Trademark Review (WTR) 1000, 2025)
  • Client Choice Awards - Trademarks (Lexology, 2025)
  • Thought Leader, Lexology: Intellectual Property - Trademarks (Lexology, 2024)
  • Leading Lawyer, Who's Who Legal: Korea, Intellectual Property (Who's Who Legal, 2024)
  • Leading Trademark Practitioner (World Trademark Review (WTR) 1000, 2018-2019, 2024)
  • Leading Lawyer, Who's Who Legal: Intellectual Property - Trademarks (Who's Who Legal, 2022-2023)

Publications/Activities
    • UCPA amendment protecting good-faith prior users enters into force (Co-author, World Trademark Review Daily, 2023)
    • Can a well-known mark owner raise a consumer confusion claim against a good-faith prior user? (Co-author, World Trademark Review Daily, 2023)
    • Korean Customs 2020 statistics show increased seizures of counterfeit goods (Co-author, World Trademark Review Daily, 2022)
    • Partial design applications becoming more popular in South Korea (Co-author, World Trademark Review Daily, 2021)
    • Patent Court holds that ASICS' use of Novak name is not trademark use (Co-author, World Trademark Review Daily, 2021)
    • Supreme Court confirms that use of later-registered mark can infringe earlier-registered mark in landmark decision (Co-author, World Trademark Review Daily, 2021) 
    • Expedited examination of trademark filings now easier to request (Co-author, World Trademark Review Daily, 2020) 
    • KIPO amends Trademark Examination Guidelines - Key changes highlighted (Co-author, World Trademark Review Daily, 2019) 
    • Korea Customs Service announces amendments to IP rights protection guidelines (Co-author, ILO Intellectual Property Newsletter, 2018) 
    • Supreme Court rules that AMERICAN UNIVERSITY trademark is inherently distinctive (Co-author, ILO Intellectual Property Newsletter, 2018) 
    • Franchise Founders Criminally Indicated for Failure to Transfer Trademarks to Their Franchises (Co-author, World Trademark Review Daily, 2018) 
    • Working with Customs: Vital and Effective Way to Combat Counterfeiters (Co-author, ILO Intellectual Property Newsletter, 2017) 
    • Amendments to Design Protection Act (Co-author, ILO Intellectual Property Newsletter, 2017) 
    • Supreme Court Rejects KIPO's Examination Practice for 3D Marks (Co-author, World Trademark Review Daily, 2015) 
    • Supreme Court Decision Provides New Tool against Trademark Infringers (Co-author, World Trademark Review Daily, 2014)

Education

Loyola Law School, Los Angeles (J.D., 2004)

University of California, Irvine (B.A., Political Science, 2001)

Qualifications

Admitted to bar, California, 2005

U.S. District Court, Central District of California, 2005

U.S. Court of Appeals for the Ninth Circuit, 2005

Languages

English and Korean

Insights

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Jason J. LEE
Foreign Attorney (Admitted in California)


T. +82-2-6488-4060      
F. +82-2-2122-3800      
  




Jason Jeong Lee is a foreign attorney in the firm's Intellectual Property Group. 

Mr. Lee’s practice focuses on intellectual property issues including trademarks, copyrights and designs.  His clients include multinational corporations and global brands in diverse industries ranging from fashion, electronics, and automobiles to entertainment and food.

Mr. Lee oversees trademark and design portfolios, while also handling IP disputes.  He has extensive experience in civil and criminal litigations for trademark, unfair competition, design and copyright disputes, as well as in enforcement and anti-counterfeiting matters involving the authorities such as Customs and the police.  Mr. Lee also handles domain name matters before the World Intellectual Property Organization (WIPO).

He has co-authored various publications including "Korea Customs Service announces amendments to IP rights protection guidelines" and has presented in a webinar titled "Tackling Online Counterfeits in Korea." 

Mr. Lee has been recognized as a Leading Trademark Practitioner by the World Trademark Review (WTR) 1000 and a Leading Lawyer by Who's Who Legal.






    Kim & Chang (2011-Present)

    Cho & Partners (2008-2011)

    Sidley Austin LLP (2005-2007)






Awards

  •   The World's Leading Trademark Professionals (World Trademark Review (WTR) 1000, 2025)
  •   Client Choice Awards - Trademarks (Lexology, 2025)
  •   Thought Leader, Lexology: Intellectual Property - Trademarks (Lexology, 2024)
  •   Leading Lawyer, Who's Who Legal: Korea, Intellectual Property (Who's Who Legal, 2024)
  •   Leading Trademark Practitioner (World Trademark Review (WTR) 1000, 2018-2019, 2024)
  •   Leading Lawyer, Who's Who Legal: Intellectual Property - Trademarks (Who's Who Legal, 2022-2023)

Publications/Activities

  •   UCPA amendment protecting good-faith prior users enters into force (Co-author, World Trademark Review Daily, 2023)
  •   Can a well-known mark owner raise a consumer confusion claim against a good-faith prior user? (Co-author, World Trademark Review Daily, 2023)
  •   Korean Customs 2020 statistics show increased seizures of counterfeit goods (Co-author, World Trademark Review Daily, 2022)
  •   Partial design applications becoming more popular in South Korea (Co-author, World Trademark Review Daily, 2021)
  •   Patent Court holds that ASICS' use of Novak name is not trademark use (Co-author, World Trademark Review Daily, 2021)
  •   Supreme Court confirms that use of later-registered mark can infringe earlier-registered mark in landmark decision (Co-author, World Trademark Review Daily, 2021) 
  •   Expedited examination of trademark filings now easier to request (Co-author, World Trademark Review Daily, 2020) 
  •   KIPO amends Trademark Examination Guidelines - Key changes highlighted (Co-author, World Trademark Review Daily, 2019) 
  •   Korea Customs Service announces amendments to IP rights protection guidelines (Co-author, ILO Intellectual Property Newsletter, 2018) 
  •   Supreme Court rules that AMERICAN UNIVERSITY trademark is inherently distinctive (Co-author, ILO Intellectual Property Newsletter, 2018) 
  •   Franchise Founders Criminally Indicated for Failure to Transfer Trademarks to Their Franchises (Co-author, World Trademark Review Daily, 2018) 
  •   Working with Customs: Vital and Effective Way to Combat Counterfeiters (Co-author, ILO Intellectual Property Newsletter, 2017) 
  •   Amendments to Design Protection Act (Co-author, ILO Intellectual Property Newsletter, 2017) 
  •   Supreme Court Rejects KIPO's Examination Practice for 3D Marks (Co-author, World Trademark Review Daily, 2015) 
  •   Supreme Court Decision Provides New Tool against Trademark Infringers (Co-author, World Trademark Review Daily, 2014)





Education

    Loyola Law School, Los Angeles (J.D., 2004)

    University of California, Irvine (B.A., Political Science, 2001)


Qualifications

    Admitted to bar, California, 2005

    U.S. District Court, Central District of California, 2005

    U.S. Court of Appeals for the Ninth Circuit, 2005


Languages
  •    English and Korean





Trademark ,  Intellectual Property Dispute ,  Copyright ,  Intellectual Property ,  US ,  Unfair Competition ,  Design