What do you mean, substantive examination takes effect? Validity and examination time of patent substantive examination

What do you mean, substantive examination takes effect? As far as we know, the substantive examination takes effect, which means that the patent enters the actual examination state. Examiners will compare the relevant technical documents from all over the world, and if they meet the authorization conditions, they will grant the patent right. If it does not meet the authorization conditions, it will be rejected. What do you mean, substantive examination takes effect? The entry into force and examination time of patent substantive examination. How much is the fee for examination of patent substance? Generally speaking, the examination fee for an invention application is 2500 yuan. The Patent Office may reduce or exempt certain fees (application fee, examination fee for invention application, maintenance fee for invention application, reexamination fee and annual fee for three years after authorization) for applicants with real difficulties. If the applicant is an organization, the above fees can be reduced by 70% (the examination fee can be reduced by 60%), and if the applicant is an individual, the above fees can be reduced by 85% (the examination fee can be reduced by 80%). How long does it take to examine the patent substance? Generally, it is 6- 18 months, and the time for substantive examination depends on the content of the invention, the examiner's understanding of the invention, the examiner's work arrangement and the time for the documents to and from the applicant or his agent. What are the classifications of patent substantive examination? 1, namely trial system, also known as one-time review system. That is, after the patent office formally examines the application, it immediately examines the content of the patent application for novelty, creativity and practicality without the applicant's request for substantive examination, so as to determine whether to grant the patent right. 2. Deferred review system, also known as early public request review system. That is, the patent office does not immediately conduct substantive examination after formal examination of the patent application, but makes the application public first, and the applicant can request substantive examination at any time within a period of time from the date of application. After the applicant makes a request for substantive examination, the Patent Office will conduct substantive examination only after the request is made public.