unexpired term

• 未满期限,有效期限

unexpired term的用法和样例：

例句

1. The term of validity of a contract shall not exceed ten years.
   合同的有效期限不超过十年。
2. That said, I am skeptical about the length of the patent term for pharmaceuticals.
   这就是说，我对专利权的有效期限持怀疑态度。