PCT is the English abbreviation of "Patent Cooperation Treaty" and is an international treaty related to patents. According to the provisions of the PCT, patent applicants can submit international patent applications through the PCT channel and apply for patents in multiple countries.

PCT international patent applications are first submitted by the patent applicant to its competent receiving office, and are internationally published by the International Bureau of the World Intellectual Property Organization and conducted international searches by the International Searching Authority. If requested by the applicant, the international patent application will be subject to international preliminary examination by the International Preliminary Examining Authority. The purpose of the international search is to provide existing technical information related to the international patent application; the purpose of the international preliminary examination is to provide preliminary examination opinions on the novelty, creativity and industrial applicability of the international patent application. After the international stage of international search, international disclosure and international preliminary examination, the patent applicant goes through the procedures for entering the national stage.

For questions about patents, you can consult Zhonghe Intellectual Property. Zhonghe Intellectual Property is an institution established and supervised by the State Intellectual Property Office. The code is 32266. The supporting patent management software Yunhulu APP is for enterprise users, Industry practitioners and scientific research institutions provide intelligent and convenient management tools to solve common problems such as management, inquiry, and transaction of corporate intellectual property. Open the APP or mini program to easily complete trademark inquiries, patent applications, and patent annual fee payments. , and has also realized multi-dimensional intelligent monitoring. At present, it has basically realized the intelligent self-service of more than 60 pan-intellectual property services.

For more questions, please contact Zhonghe Intellectual Property Customer Service!