TY - GEN T1 - Basic and Improvement Patents in COVID-19 Vaccines. AU - Musso, Alberto, JF - GRUR International VL - 71, 5, 2022 LA - eng ID - 45903 KW - Covid-19. KW - Patent Law. KW - Patents. TI - Basic and Improvement Patents in COVID-19 Vaccines. LK - https://academic.oup.com/grurint/article/71/5/393/6549214 UR - https://academic.oup.com/grurint/article/71/5/393/6549214 ER -