Du Bois, M. 2020. State Use Provisions for Patent Law, and Expropriations: Some Comparative Law Guidelines for South Africa during the Covid-19 Crisis and Beyond. Potchefstroom Electronic Law Journal. 23, (Sep. 2020), 1–35. DOI:https://doi.org/10.17159/1727-3781/2020/v23i0a8150.