QUALITY BIOLOGICAL, INC. Trademarks
QBSF
Filed: April 24, 1990
serum-free culture media for in vitro culturing of cells in scientific research applications
Owned by: QUALITY BIOLOGICAL, INC.
Serial Number: 74052444
QUALITY BIOLOGICAL, INC.
Filed: July 28, 1995
reagents for scientific or medical research use; biochemicals, namely, monoclonal antibodies for in vitro scientific or…
Owned by: QUALITY BIOLOGICAL, INC.
Serial Number: 74707625
