On April 28, 2003 Sequoia Pharmaceuticals, founded in 2002, files patent US 7,151,163 titled “Antiviral agents for the treatment, control and prevention of infections by coronaviruses”… just three days after the CDC filed its patent for the SARS coronavirus gene sequence![1, 2, 4]
“Sequoia was later rolled into proprietary holdings of Pfizer, Crucell/Johnson & Johnson.” [3]