Section 1498 of Title 28 of the United States Code states clearly that the Government can use patents for a public purpose and can even authorize third countries to do so, even without negotiation.
《美国联邦法典》第二十八章第1498节明确指出，政府可以为公众目的使用专利权，甚至可以不经谈判而授权第三国这样做。