Why Vaccinating the World Against Covid-19 Will Be Hard May 15, 2021 Auto Bot AstraZeneca PLC, Coronavirus (2019-nCoV), Disease Rates, Intellectual Property, International Trade and World Market, Inventions and Patents, Johnson & Johnson, Moderna Inc, Pfizer Inc, Third World and Developing Countries, Vaccination and Immunization, World Trade Organization 0 When President Biden joined a push to set aside patents for Covid shots, he entered a roiling debate over how to ensure poor countries get enough vaccine.