World Intellectual Property Organization

How to File your International Application

(Training Materials)

Learn the PCT Video Series

In this episode, Matthias Reischle, Deputy Director, PCT Legal Division, discusses the withdrawal of: international applications, designations; demands for international preliminary examination and elections during the international phase. He reviews: the different time limits and formal requirements for withdrawal; the impact different withdrawals have on the international application; and the effect withdrawal may have on the time limit for national phase entry.

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