About us

Who we are

About us

As one of the oldest intellectual property law Firms in Korea,
Y.S. Chang & Associates has been serving clients throughout the world for 60 years.
Our firm has enjoys an outstanding international reputation for the quality of our work,
experience in the prosecution and litigation of all intellectual property matters, and especially,
the personal attention afforded our clients and their businesses.

Comprehensive Intellectual Property Services Our firm enjoys an outstanding international reputation for the quality of our work, experience in the prosecution and litigation of all intellectual property matters, and especially, the personal attention afforded our clients and their businesses.

Continued Development Our practice is also continuously transforming, adapting to current intellectual property issues. The caliber of our work in all of these intellectual property areas has drawn a large number of multinational companies to our Firm.

Outstanding Professionals
Our skilled team of patent attorneys, patent engineers, paralegals, and support staff works closely together to provide the highest quality legal service ensuring that clients can obtain and protect their intellectual property rights to the fullest extent of the law. Further, in-house language proficiency of our patent attorneys and staff covers English, Japanese and German allowing us to rapidly and fully respond to the needs of both our domestic and international clients.

At Y.S. Chang & Associates, our clients can expect specifically tailored,
effective solutions for all of their intellectual property needs.

Trends in IP

[Patent and Design Regist.. 2025-02-07

[Trademark] Opposition Pe.. 2025-02-07

DID YOU KNOW?: Korea offe.. 2025-01-14

Successful defence of Han.. 2025-01-09

Change to format of appli.. 2024-12-02

Seven Chair by Fritz Hans.. 2024-09-26

The Introduction of the T.. 2024-04-11

Announcements

Y.S. Chang & Associates is Moving 2024-04-11

Legal Disclaimer

This website has been created for the purpose of introducing and providing general information about this corporation and is not intended to provide legal advice or interpretation.
This corporation does not bear any legal, factual, or moral liability for any damage due to legal/factual actions based on information obtained from this website. Before taking any action based on the information provided on this website, please be sure to seek legal advice from our firm.

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