How long does it take to apply for a pct patent and how to submit an international application?

how long is the p>pct patent application time and how to submit an international application? How to submit an international application? At the national stage, every patent office has the responsibility to examine the application according to the national or regional patent laws, rules and practices, and finally grant the patent right under all smooth conditions. The time required for patent examination and authorization varies from patent office to patent office. How long does it take to apply for a pct patent and how to submit an international application? 1. How long does it take to apply for a pct patent? In most cases, the applicant can start the national phase procedure of each specific patent office after 18 months from the date of filing the international patent application (or 3 months from the date of filing the first patent application for which the applicant claims priority). This means that applicants usually need at least 18 months more time than not using PCT to meet the national requirements. The extra time can be used to understand the chances for the applicant to obtain the patent right and make commercial use of the invention in the countries that plan to seek patent protection, and to evaluate the technical value of the invention and whether it is necessary to continue to seek protection in these countries. However, it must be pointed out that the applicant does not need to wait until 3 months from the earliest filing date (priority date) of the patent application to enter the national phase-the applicant can request to enter the national phase early. At the national stage, every patent office has the responsibility to examine the application according to the national or regional patent laws, rules and practices, and finally grant the patent right under all smooth conditions. The time required for patent examination and authorization varies from patent office to patent office.