The State Council announced on December 28 2002 the amendments to the Implementing Regulations of the Patent Law which became effective on February 1 2003. The new amendments effectively extend the time limit within which PCT applications under Chapter I can enter the national phase in China to 30 months (from the priority date) from 20 months previously. In accordance with the amendments, the subject extension shall only apply to a PCT application designating China where its 20-month time limit has not expired as of February 1 2003.