The Chemical Foundation suffered from a  number of lawsuits filed by German owners, however the Supreme Court of the United States ruled that the process of acquisition and distribution of patents was legal.
ðə kˈɛmɪkəl faʊndˈeɪʃən sˈʌfɚd fɹʌm ɐ nˈʌmbɚɹ ʌv lˈɔːsuːts fˈaɪld baɪ dʒˈɜːmən ˈoʊnɚz, haʊˈɛvɚ ðə suːpɹˈiːm kˈoːɹt ʌvðə juːnˈaɪɾᵻd stˈeɪts ɹˈuːld ðætðə pɹˈɑːsɛs ʌv ɐkwɪsˈɪʃən ænd dˌɪstɹɪbjˈuːʃən ʌv pˈæʔn̩ts wʌz lˈiːɡəl.