according to the patent law of the people's Republic of China, the examination and approval procedures of an application for a patent for invention include five stages: acceptance, preliminary examination, publication, substantive examination and authorization. The application for a patent for utility model or design does not carry out early publication and substantive examination in the examination and approval, but only has three stages: acceptance, preliminary examination and authorization.

the process of applying for a trademark: 1. first, inquire about the trademark. if there are no identical or similar trademarks in advance, you can make application documents and submit the application; 2. About one month after the application is submitted, the Trademark Office will issue you an application acceptance notice within ten working days (this period is called the formal review stage). 3. After the formal review is completed, it will enter the substantive review stage, which will take about one year. 4. If the substantive examination is qualified, it will enter the announcement procedure (this period is 3 months, also called the objection period); 5, the expiration of the announcement, no one raised objections. You can get the registration certificate. The time for successful registration is generally about 12-18 months.