On Feb.2, 2018, SIPO released the No.257 announcement, which provided details of composition of the newest patent certificate and duplicate copy of patent certificate. The contents of the announcement are as follows. 1. For an authorized patent with the date of announcement of granting the patent between March 2, 2018 (including the date) and April 24, 2018 (excluding the date), the patent certificate issued by SIPO contains the first page of the certificate and the first page of the pamphlet of patent. 2. For an authorized patent with the date of announcement of granting the patent after April 24, 2018 (including the date), the new patent certificate and duplicate copy of patent certificate issued by SIPO will not include pamphlet of patent, and will include number of announcement of grant of patent right and the address of patentee. 3. Both the new and old versions of patent certificate and duplicate copy of patent certificate have the same legal effects. For those already issued patent certificates and duplicate copy of patent certificates, SIPO do not change them into new versions. 4. From the date of announcement of granting the patent, patentees and the public can search and obtain pamphlets of patents from the China Patent Announcement and Pulication System (http://epub.sipo.gov.cn).