Generally speaking, patent ownership is an exclusive right. If you own a patent, you have the right to restrict others from implementing, manufacturing, using and selling the technology or products related to the patent.
Patent right is a kind of regional exclusive right in a certain period of time, but having a patent right does not mean that the patentee can freely implement the patented technology, which is in-depth and not discussed much. If you are interested, you can check the relevant information about the free implementation of patents. There are many online.
The approval process of patent application depends on different countries and different application types. Take China's invention patents as an example:
When submitting the patent application documents and paying the fees, you can choose to submit the request for verification and pay the fees at this time.
The patent office decides whether to accept or not, issues a notice of acceptance, and gives the patent number and application date.
formal examination
Issue a notice of passing the preliminary examination and prepare for publication.
It will be made public within 18 months from the date of application (if it is required to be made public in advance, it can generally be made public within 6- 13 months).
Substantive examination (the examiner looks for comparative documents and examines the patent)
When issuing a notice of examination opinions, the applicant shall reply and/or submit amendments within a certain period of time.
Grant or deny.
Issue a certificate, or make a request for review
Pay the annual fee, or go through the authorization formalities or continue to appeal according to the review results.