Yeonsoo Park 

Partner, Patent Attorney

T. +82-2-514-0104      M. yspark@BLT.kr

Yeonsoo Park

Partner, Patent Attorney

T. +82-2-514-0104      M. yspark@BLT.kr

Yeonsoo Park graduated from the Department of Biology Education at Seoul National University,

and then Qualified as a Korean patent attorney in 2009 and the first National Bar Examination in 2012.

Areas of expertise


Education

  • J.D. from the Law School of Wonkwang University
  • B.S. in Biology Education, Seoul National University

Qualifications

  • 2012 Lawyer
  • 2009 Patent attorney

Yeonsoo Park graduated from the Department of Biology Education at Seoul National University, and then Qualified as a Korean patent attorney in 2009 and the first National Bar Examination in 2012.

Areas of expertise


 Education

  • J.D. from the Law School of Wonkwang University
  • B.S. in Biology Education, Seoul National University

Qualifications

  • 2012 Lawyer
  • 2009 Patent attorney

Career highlights

  • (Former) IP strategist for Celltrion

    - Patent invalidation/infringement litigation in the U.S., EPO, the U.K., Germany, Netherlands and Japan

    - IP strategy formulation and IP licensing affairs

  • (Former) Patent affairs for overseas pharmaceutical and bioengineering firms including Merck, Astra Zeneca, Teva and Wyeth

  • (Former) Lead for domestic patents, KRIBB and Seoul National University

Other activities

  • Industrial on-site services support group, Korea Copyright Commission
  • Arbitration board, Incheon District Court
  • Technology protection expert, Korea Foundation for Cooperation of Large and Small Business, Rural Affairs
  • Intellectual property (bio and pharmaceuticals) Evaluation committee, KIPA
  • WIPO IP Panorama review committee (copyrights, traditional knowledge)
  • Review committee, Patent Attorney Examination 2nd stage (copyright law)
  • Advisor, KEITI’s E TechHive

 Career highlights

  • (Former) IP strategist for Celltrion
    - Patent invalidation/infringement litigation in the U.S., EPO, the U.K., Germany, Netherlands and Japan
    - IP strategy formulation and IP licensing affairs

  • (Former) Patent affairs for overseas pharmaceutical and bioengineering firms including Merck, Astra Zeneca, Teva and Wyeth
  • (Former) Lead for domestic patents, KRIBB and Seoul National University

Other activities

  • Industrial on-site services support group, Korea Copyright Commission
  • Arbitration board, Incheon District Court
  • Technology protection expert, Korea Foundation for Cooperation of Large and Small Business, Rural Affairs
  • Intellectual property (bio and pharmaceuticals) Evaluation committee, KIPA
  • WIPO IP Panorama review committee (copyrights, traditional knowledge)
  • Review committee, Patent Attorney Examination 2nd stage (copyright law)
  • Advisor, KEITI’s E TechHive

Publications and Papers

  • Study on Means of Protection for IP rights of Traditional Food Products (Creation and Rights Journal, 2013)

Publications and Papers

  • Study on Means of Protection for IP rights of Traditional Food Products (Creation and Rights Journal, 2013)

Request for consultation


Company. BLT Patent & Law Firm

Business Reg No. 752-86-01744

CEO. Cheolhyun Yoo 


Head office.

1F, 25, Beobwon-ro 3-gil, Seocho-gu, Seoul, 06595 Republic of Korea


T. +82-2-514-0104

F. +82-70-4855-0102

E. info@blt.kr


Branch office.

26F, 165, Convensia-daero (POSCO Tower Building), Yeonsu-gu, Incheon (Stage9 Songdo POSCO Tower)


T. +82-32-710-5104

F. +82-70-4855-0102

E. info@blt.kr


ⓒ 2026. BLT Patent & Law Firm All Rights Reserved.

Company.

BLT Patent & Law Firm


Business Reg No.

752-86-01744


CEO.

Cheolhyun Yoo

Head office.

1F, 25, Beobwon-ro 3-gil, Seocho-gu, Seoul,

06595 Republic of Korea


T. +82-2-514-0104

F. +82-70-4855-0102

E. info@blt.kr


Branch office.

26F, 165, Convensia-daero (POSCO Tower Building),

Yeonsu-gu, Incheon (Stage9 Songdo POSCO Tower)


T. +82-32-710-5104

F. +82-70-4855-0102

E. info@blt.kr


ⓒ 2026. BLT Patent & Law Firm All Rights Reserved.