How long does it take to review an invention patent application
Invention patent authorization shall be carried out within three years from the date of application.
"Patent Law" Article 35 Within three years from the date of application for an invention patent, the patent administration department of the State Council may conduct a substantive examination of the application upon request made by the applicant at any time; if the applicant does not have justifiable reasons If substantive examination is not requested within the time limit, the application will be deemed to have been withdrawn.
When the patent administration department of the State Council deems it necessary, it may Conduct substantive examination of invention patent applications on their own.
Article 36 Applicants for invention patents When requesting substantive examination, reference materials related to the invention before the filing date should be submitted.
The invention patent has been filed in a foreign countryIf an application is made, the Patent Administration Department of the State Council may require the applicant to submit, within a specified time limit, the information on the country's search for the purpose of examining the application or the information on the examination results; if the application is not submitted beyond the time limit without justifiable reasons, the application will be deemed to have been withdrawn.
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