Basically it means that other companies can make the vaccine and not have to worry about infringing on the patent rights of Pfizer-BioNtech. The mRNA technology that Pfizer is using was developed by the German company BioNtech so it's a shared patent.
Basically it means that other companies can make the vaccine and not have to worry about infringing on the patent rights of Pfizer-BioNtech. The mRNA technology that Pfizer is using was developed by the German company BioNtech so it's a shared patent.