Biotech Products Services and Research, Inc. (BPSR: OTC Pink Current) | Tier Change Sat, Jul 15, 2017 12:00 -
Biotech Products Services and Research, Inc. (
BPSR : OTC Pink Current) - Tier Change - The symbol, BPSR, no longer is classified as OTC Pink Limited. As of Sat, Jul 15, 2017, BPSR resides in the OTC Pink Current tier. You may find a complete list of tier changes at
otcmarkets.com .