题目
When an invention is made, the inventor has three possible courses of action open to him: he can give the invention to the world by publishing it, keep the idea secret, or patent it. The patent granted to an inventor usually determines ______.A. how the invention will be usedB. how the invention was madeC. when the invention will become publicD. when the invention will be out of use
When an invention is made, the inventor has three possible courses of action open to him: he can give the invention to the world by publishing it, keep the idea secret, or patent it. The patent granted to an inventor usually determines ______.
A. how the invention will be used
B. how the invention was made
C. when the invention will become public
D. when the invention will be out of use
题目解答
答案
C. when the invention will become public
解析
专利授予发明者后，通常会确定发明何时成为公共知识。专利保护期结束后，发明将进入公共领域，任何人都可以自由使用该发明。因此，专利确定了发明何时成为公共知识的时间点。