"Synthetic Biologics has received a Notice of Allowance for its US patent application 17/314,583 titled 'E. COLI-BASED PRODUCTION OF BETA-LACTAMASE (FOR MICROBIOME-PROTECTING THERAPY)'. Recent reverse split." - PatentGrants
https://twitter.com/PatentGrants/status/1569700636505296901
https://patentcenter.uspto.gov/#!/applications/17314583/ifw/docs