Patent cases involving chemical drugs received by the court total 251, of which about 70% are foreign related. It tallies with the fact that foreign filers dominate the invention patents for innovative chemical drug, with the top five filers shown as follows: the United States (28.5%), Switzerland (18%), Germany (13%), France (6%) and Japan (7%). As for the number of chemical drug cases involving domestic parties, Jiangsu (18), Shanghai (18), Beijing (17), Shandong (16) and Guangdong (10) file more suits than other regions. The chemical drug patents involved cover treatments of major and chronic illnesses such as cardiovascular disease, tumor, mental illness, pulmonary disease, among others. Among all the chemical drug cases concluded by the court, 20.4% are pertinent to treatment of cardiovascular disease and 13.4% treatment of tumor.

Contributed by: Xiaoling Duan