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The invention has been patented by the university.
那项发明已经由那所大学获取了专利。
《柯林斯英汉双解大词典》
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He kept his invention under cover until it was patented.
在取得专利前，他的发明一直秘而不宣。
youdao
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He kept his invention to everyone until it was patented.
在取得专利前，他的发明一直秘而不宣。
youdao
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His invention isn't patented.
他的发明没有申请专利。
youdao
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His invention isn't patented.
他的发明没有申请专利。
youdao