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Phoebe S. Sun started work in the patent profession in 1991 and joined Lee and Li in 1996. Phoebe is now the chief coordinator of the partners/senior counselors of the Patent department of Lee and Li. Phoebe specializes in patent matters in chemistry, semiconductor and pharmaceuticals, and mainly handles patent prosecution and patent searches in Taiwan and China. Phoebe is also well experienced in rendering opinions on validity, infringement and freedom to operate, handling invalidation/cancellation cases, and supporting patent infringement and administrative appeal and suit proceedings. Phoebe was in charge of a milestone case regarding patent term extension in Taiwan for a US pharma company, handles many invalidation cases and patent infringement litigation cases for domestic and foreign clients in Taiwan and China. In one of the infringement cases, around USD100 million damages was awarded for a US chemical company.
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