In 2005, IBM (IBM) noted in a court filing that it had been issued more than 300 business-method patents, despite the fact that it questioned the legal basis for granting them.
这个句子中 in a court filing 做什么状语?
刘老师:
【译文】2005年,IBM在一份法庭文件中指出,尽管授予他们这些专利的法律基础需要质疑,但是他们还是被签发了300多个商业方法的专利。
in a court filing 意为“在一份法庭文件中”,是介词短语作地点状语,修饰 noted。