United States Patent Office的用法和樣例：
例句
- Already the U.S. Patent Office has received dozens of proposals for such creatures.
現在，美國專(zhuān)利局已經(jīng)收到好幾十份培育這種牲畜的方案。 - The U.S. patent office may have been stung into action by recent negative publicity and complaints about ludicrous patents.
隨著(zhù)負面宣傳和對于荒謬專(zhuān)利的抱怨不斷發(fā)生，美國專(zhuān)利局應該已經(jīng)著(zhù)手改進(jìn)了。
