Yohan Liyanage

About me

Yohan advises on all aspects of intellectual property (IP) law, both on IP-related disputes, including cross-border patent litigation, and IP-driven transactions, including M&A, initial public offerings and IP licensing arrangements. He has particular experience in the pharmaceutical, bioscience and technology sectors.

Work highlights

Yohan experience includes advising:

IP disputes

• Johnson & Johnson on a UK patent litigation dispute relating to a monoclonal antibody product for the treatment Alzheimer’s disease
• Shire Pharmaceuticals on a UK patent litigation dispute relating to a biotechnology product, including coordinating parallel disputes in Germany, Sweden and the US
• Nokia on UK patent revocation claims against IPCom relating to telecommunications patents

Transactional IP

• Siemens on the technology licensing arrangements of its £1bn acquisition of the industrial gas turbines business of Rolls-Royce
• Takeda Pharmaceuticals on the IP aspects of the disposal of its respiratory drugs business to AstraZeneca
• J.P. Morgan and UBS on the initial public offering of the Swiss biotechnology company Molecular Partners