valid until

基本解释

In the federal circuit, patents are held to be valid until proved otherwise, and not the other way around.
在联邦巡回法院，除非另有证据，否则专利诉讼将被判有效。
The validity period is indispensable to a firm offer, that remains valid until a stipulated time or until it is accepted or rejected.
有效期对于确盘是必不可少的，在规定的时间之前或在被对方接受或拒绝之前确盘一直是有效的。
edu.sina.com.cn
Online jeweler BlueNile.com sent out a targeted e-mail promotion offering $100 off a $500 engagement ring, valid until Tuesday.
在线珠宝商BlueNile.com 发出有针对性的电子邮件，开展订婚戒指满500美元返100美元的促销活动，有效期到周二。

The coffee-shop shooter had legally purchased at least six handguns, and his licence to pack heat was valid until 2015.
ECONOMIST: A startling rampage among the coffee shops
Valid until 4pm on April 15 at all Daily Grill locations.
FORBES: Tax Day Specials, Promos And Freebies
The patent protecting the active chemical in the drug has already expired, but a second patent, on using that chemical as a muscle relaxant, is valid until December 2021.
FORBES: Magazine Article