Anonymous ID: 170cfa Aug. 1, 2021, 8:16 p.m. No.14248716   🗄️.is 🔗kun

>>14248665

The publication date is in 2020. That's a priority date, which reaches back to prior art for similar patents.

Corona viruses are common, and related, which serves to reason would have similar testing methods.

 

https://en.wikipedia.org/wiki/Priority_right