用作及物动词
▲S+～+n./pron.
If you don't patent you invention, someone might steal the idea.如果你不为你的发明取得专利权，会有人剽窃其构思的。

［派生词］ patentable adj. 可给予专利权的‖patently adv. 显然地，一清二楚地‖patentor n. 专利权的授予者

The patent runs out in three years' time.这项专利期限为三年。
He owned several patents.他拥有几项专利发明。

用作定语
▲～+n.
Try some of this new patent medicine.试试这一种新的专利药品吧。
用作表语
▲It is/was+～+to pron./n.+that-clause
It is patent to all that this is a good chance.大家都明白这是一个好机会。