-
The duration of patent is a result of tradeoff between these two sides.
专利保护期限的设置是这二者之间权衡的结果。
youdao
-
How long is the duration of patent right for an invention according to the law?
根据这个法律。发明专利权的期限是多久？
youdao
-
How long is the duration of patent right for an invention according to the law?
根据这个法律。发明专利权的期限是多久？
youdao