legitimate rights and interest

基本解释

First, the central government always gives top priority to protecting the legitimate rights and interest of overseas Chinese citizens.
首先，中央始终高度重视对海外中国公民合法权益的保护。
www.fmprc.gov.cn
Hold firmly the life credo that "to be humble one, to work with heart" and dedicate to safeguard the legitimate rights and interest of clients with professional law expertise.
始终坚持“谦卑做人，认真做事”的人生信条，竭诚以自己专业精深的法律知识维护当事人的合法权益。
The preconditions for the retroactive executive force of administrative act are predictability, retroactibility, and non-interference with the legitimate rights and interest of others.
赋予行政行为追溯执行力的条件是：可预见性、追溯可能性和不影响他人的合法权益。

合法权益
Infringement patent crime is not only to the patent holder legitimate rights and interest’s infringement, moreover to socialist market economy order destruction.
侵犯专利权犯罪不仅是对专利权人合法权益的侵犯,而且是对社会主义市场经济秩序的破坏。
经济学
合法权益