In this seminar held on 25 Sep 2015, Dr. Susie S. Cheng, Partner of Leason Ellis LLP, began with an overview on different types of patents and discussion on criteria and strategy for building a patent portfolio for biotechnology and pharmaceutical inventions. Dr. Cheng then shared some US patent filing statistic, antibody claim drafting strategies, USPTO Interim Guidance and case study which was well received by the audiences.