Chinese and U.S. patent prosecution have significant differences. By being aware of these differences, U.S. patent attorneys can speed up prosecution, attain stronger patent protection and potentially reduce associated costs. Filing 1. National Phase Entry Deadline The deadline to enter the national phase in China is 30 months. However, this deadline can be extended as a matter of right to 32 months[1] with the payment of a 1,000 RMB fee (about $150). However, unlike the U.S., this deadline cannot be …