Carry out the optimal patent design:
1. Domestic priority
Domestic priority, also known as "domestic priority", refers to the patent applicant Those who file another patent application with the Patent Office of the State Intellectual Property Office of my country within 12 months from the date of first filing a patent application in China for an invention or utility model with the same theme can enjoy priority. Design patents are not included in my country’s priority system.
2. International priority
International priority, also known as "foreign priority", is the first time a patent applicant files for the same invention or utility model in a foreign country. If another patent application is filed in China within 12 months from the date of patent application, or within 6 months from the first patent application filed in a foreign country for the same design, China shall treat it as the first patent application filed in a foreign country. The date of application is the filing date, and the filing date is the priority date.
Legal basis: "Patent Law of the People's Republic of China" Article 29 Within twelve months from the date of first filing a patent application for an invention or utility model in a foreign country, the applicant shall Or if a patent application is filed in China on the same subject matter within six months from the first patent application for a design in a foreign country, in accordance with the agreement signed between the foreign country and China or an international treaty to which China is a party, or Priority may be enjoyed in accordance with the principle of mutual recognition of priority.
Within twelve months from the date the applicant first files a patent application for an invention or utility model in China, or within six months from the date a design first files a patent application in China , and files a patent application for the same subject with the Patent Administration Department of the State Council, it can enjoy priority.