Abstract The process in which COVID-19 vaccines are developed is sequential and continuously accumulating. On the one hand. comprehensive patent protection is a necessary means to promote research and development. It yields additional returns that pay for the occasionally substantial amounts in R&D expenses. https://www.jmannino.com/great-save-Camiseta-Groves-de-corte-ajustado-con-ribete-de-algod-n-org-nico-Saxe-super-grab/