The Patent from February 26, 2021 can be found here:
https://patents.justia.com/patent/20210260182
And states (among other things):
"Any of the synthetic poxviruses disclosed in US 2018/0251736 and WO 2019/213452, the entire disclosure of each is incorporated by reference herein, may be used in the present disclosure."
"In some embodiments, the recombinant poxvirus is an Orthopoxvirus. In some embodiments, the Orthopoxvirus is selected from the group consisting of camelpox virus (CMLV), cowpox virus (CPXV), ectromelia virus (ECTV, “mousepox agent”), horsepox virus (HPXV), monkeypox virus (MPXV), rabbitpox virus (RPXV), raccoonpox virus, skunkpox virus, Taterapox virus, Uasin Gishu disease virus, vaccinia virus (VACV), variola virus (VARV) and volepox virus (VPV)."
In other words: This Patent from 2021 tells us how they invented a synthetic poxvirus based vaccine against Covid19. That virus they created from multiple existing viruses, including horsepox and monkeypox. Anyone surprised about the "monkeypox" side effects now?