If the valid duration of the patent right expires or the patent right is declared invalid, the patentee may not conclude a patent exploitation license contract relating to that patent with others.

专利权有效期限届满或者专利权被宣布无效的，专利权人不得就该专利与他人订立专利实施许可合同。

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They will license their ideas to a range of companies (not just Mr Mann's) for commercial exploitation.

ECONOMIST: The father of invention | The