The United States Patent and Trademark Office said no.

VOA: special.2010.07.16

It happened in the late 1990s, in the United States, that patent offices started to accept financial patents.

美国是在上世纪九十年代末期的时候，专利局才开始授予金融专利。

耶鲁公开课 - 金融市场课程节选

Traditionally, financial inventions were not granted patent rights, but now in the United States and in a number of other countries it has become possible to patent financial inventions.

传统的金融产品,是没有专利的,但现在,在美国,和其他的一些国家中,金融产品也拥有了专利

耶鲁公开课 - 金融市场课程节选