The National Patent Office has prescribed that an invention creation about any basic electric circuit product containing neat electric circuit,block diagrams of electric circuit,and only with electrical functions cannot be granted a utility model patent.
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- 國家專(zhuān)利局發(fā)布的第 2 7號公告中 ,對實(shí)用新型專(zhuān)利的保護對象作了進(jìn)一步規定 ,明確指出對含有純電路、電路方框圖 ,僅具有電功能的基本電路產(chǎn)品的發(fā)明創(chuàng )造不授予實(shí)用新型專(zhuān)利權。