In this report you can read more about the application or invention patents to grant trends in the past 20 years in the major economies United States, Europe, Japan and China.
The purpose of patent application is to obtain patent granted so as to protect the intellectual property rights of enterprises and seek more benefits. As the world’s major economies, the grant of patents in the United States, Europe, Japan and China clearly deserves our attention. In this report, the application (invention patents）to grant trends in the past 20 years in the above four regions is analyzed.
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