Mr. Yin is mainly engaged in patent agency for the fields of biology and chemistry, covering pharmaceutical chemistry, biotechnology, organic chemistry, and chemical engineering and technology. He is familiar with patent law and practical operation in a couple of countries and regions, and has helped a large number of domestic and foreign applicants to obtain patent rights in many countries and regions around the world.

In addition, Mr. Yin has handled many patent invalidity cases and litigation cases. For example, the liraglutide preparation case, the Gleevec crystal cases and the glucoamylase series invalidity cases are the influential cases in the industry. Contact: david.yin@sino-create.net