75311445
Jun 19, 1997
Nov 17, 1998
Active Trademark
reagents, namely, resins used in biological or biochemical laboratory procedures, namely, chromatographic separation and purification eg., metal affinity chromatography for protein purification; and kits containing reagents, namely, resins used in biological or brochemical laboratory procedures, namely, chromatographic separation and purification, e.g., metal affinity chromatography for protein purification
Chemicals