What is the PCT Treaty?

Submitted by 页之码 on Tue, 01/10/2023 - 23:50

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页之码IP

The full name of the PCT Treaty is the Patent Cooperation Treaty, or Patent Cooperation Treaty, which came into effect in January 1978, and currently has 178 contracting countries. The PCT Treaty is a special agreement that is only open to Paris Convention member states under the Paris Convention, and is a supplement to the Paris Convention. China joined the PCT on January 1, 1994.

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