PCT international applications: 
 1, 12 months after the national application submitted in accordance with under the PCT international application claims priority to enter the national phase after the completion of the international stage procedure in 30 months: 
 ? One form of requirements 
 ? International Search 
 ? International publication 
 ? International preliminary examination 
 ? International application may need to enter the national phase 
 ? In the 30 months to pay the required costs for translation and national fees, and only the applicant wish to continue to pay only. 
 2, the PCT application process: 
 Divided into two stages through the process of international applications filed by the PCT route 
 International stage, consists of the following constitute 
 ? International application was filed 
 ? International Search 
 ? International publication 
 ? International preliminary examination (based on the applicant's request) 
 3, national / regional stage 
 Granted a patent decision made by the State Council, the Regional Bureau for access to their national / regional stage. 
 4 apply for foreign patents should be signed or provided file 
 Power of attorney; 
 Application schedule; 
 The original patent application in China copies of relevant documents (including a request to receive notice of the application documents); 
 Existing information technology (known to the applicant with the invention closely related to the patent literature, technical literature search report, etc.); 
 Other relevant information (identity documents). 
 5, prior to the application preparation 
 The applicant should apply for foreign patents before the initial search of novelty, and then determine whether the application on the basis of the retrieval. 
 Applications should be handle commissioned months before the expiry of the priority period. If the Chinese patent application has exceeded the priority period but not yet open, open day, you can still apply for international patent, but no longer have priority. 
 According to the Guangdong Province Patent special funds Interim Measures for the Administration and around the city to the provisions of the funding approach, the application of foreign invention patents give a certain amount of government funding.