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How long does patent priority examination take?
Release Time：
2022-04-24
Patent priority examination is mainly a method to advance or speed up the examination of qualified patents.
So how long does it take for patent priority examination?
A: If the State Intellectual Property Office agrees to the priority review, the case shall be closed within the following time limit from the date of consent:
1, the invention patent application within 45 days issued the first review opinion notice, and within one year to close the case;
2, utility model and design patent applications within 2 months;
3,the patent reexamination case shall be concluded within 7 months;
4,cases of invalidation of invention and utility model patents shall be concluded within 5 months, and cases of invalidation of design patents shall be concluded within 4 months. (Source: Guangdong Knowledge Protection Center)
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