An analysis of patent applications in China (1985-1987)

Shen Yaozeng

World Patent Information, 1989, vol. 11, issue 1, 38-39

Abstract: The article analyses the patent applications received at the Chinese Patent Office since its opening. Japan and the United States are the major sources of foreign applications and the ten most popular sub-sections of the IPC to which the applications pertain are identified.

Date: 1989
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