PATENTS & UTILITY MODELS We assist clients through the patenting process from initial discussion, filing the applications, prosecuting the applications to grant, handling any post grant oppositions and infringement proceedings, and dealing with any assignments and licenses. We have highly experienced technical engineers with many years of practice. Our technical expertise covers various fields, including electronics, semiconductors, display devices, telecommunication systems and devices, sensors, material science, computer science, business methods, pharmaceuticals, biotechnology, biochips, microorganisms, organic and inorganic chemicals, mechanics, and nanotechnology etc. We represent clients before the Korean Intellectual Property Office, the Intellectual Property Tribunal, the Patent Court, the District Courts and the Supreme Court. Our highly specialized service helps clients to formulate the most effective strategy in the enforcement of their inventions. TRADEMARKS & DESIGNS Our practice has been responsible for handling the trademarks and designs of the worldwide multinational companies. We analyze search reports on trademarks or designs before taking any action before the Korean Intellectual Property Office. We provide the full scope of legal services to protect, maintain and enforce the trademarks and designs of clients. We are also particularly experienced in opposing, canceling and invalidating trademarks before the Intellectual Property Tribunal as well as the Patent Court, and initiating and defending infringement suits before the District Courts. LITIGATION We have been involved in numerous intellectual property litigation matters before the District Courts, Appellate Courts, and the Korean Supreme Court. We also have been involved in many cases taken on appeal to the Patent Court and ultimately the Korean Supreme Court. Our broad litigation experience and specialized technical knowledge are particularly valuable to clients in protecting and enforcing their rights. LICENSING We have broad experience in worldwide assignments and licenses of intellectual property rights including patents and trademarks. We provide a full range of legal services in negotiating and documenting licensing agreements through our precise technical analysis. We are prepared and committed to provide clients with the highest level of legal service to effectively draft license and related agreements that comply with the particular legal and practical requirements.

Central P.O. Box 926 Seoul, Korea TEL: +82 2 568 9714.9807.9654 / FAX: +82 2 555 0053 Copyright ⓒ 1936-2003. LEES & CO. Ltd. All Rights Reserved.