The principle of prior patent application is the symmetry of the principle of prior invention. Where two or more applicants apply for a patent for the same invention-creation, the patent right shall be granted to the first applicant. 1. If you apply for a patent on different dates, the date of application shall be the standard for judging the order of application. 2. If the application is filed on the same day, it shall be settled by the applicant through consultation.
Legal objectivity:
Article 35 of the Patent Law of People's Republic of China (PRC) * * * Within three years from the date of filing, the patent administration department of the State Council may, at the request of the applicant, conduct substantive examination of the application at any time; If the applicant fails to request substantive examination within the time limit without justifiable reasons, the application shall be deemed to have been withdrawn. The patent administrative department of the State Council may, when it deems it necessary, examine the application for a patent for invention on its own.