JOSEPH CROSFIELD & SONS, LIMITED Trademarks
MICROPIL
Filed: June 5, 1991
chemicals; namely, porous alumina and silica particles for use in scientific and industrial applications; namely, adsorbents…
Owned by: JOSEPH CROSFIELD & SONS, LIMITED
Serial Number: 74173197
POLYHIPE
Filed: August 15, 1991
polystyrene matrices and microporous polymers for use in the chemical and biochemical separations field
Owned by: JOSEPH CROSFIELD & SONS, LIMITED
Serial Number: 74194800
