Deferred Examination in Russian and Eurasian Patent Offices

Do Russian and Eurasian patent procedures include a provision for deferred examination?


Patent examination in Rospatent can be initiated within 36 months from the date of filing the patent application (for PCT national phase applications – from the international filing date).

In EAPO, the examination request can be filed within 6 months starting from the publication of the application (the publication takes place in 18 months calculated from the filing of the application or from the priority date if a priority has been claimed); however, this deferral does not apply to Eurasian PCT regional phase applications for which the examination request should be filed simultaneously with filing the patent application.


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