It’s been 60 days...“The CFDA is required to respond to the submission no later than sixty days after filing. Filing took place December 27th, 2017.”
Read more at https://www.stockhouse.com/news/press-releases/2018/01/29/sirona-biochem-announces-receipt-of-500-000-us-milestone-payment#mKhA1x2qpqsOssIb.99