Rainbow Chemicals, Inc. Trademarks
SLIK-DRIL
Drilling lubricants
Owned by: Rainbow Chemicals, Inc.
Serial Number: 77249626
OPTI-DRILL
Chemical additives for oil well drilling fluid
Owned by: Rainbow Chemicals, Inc.
Serial Number: 77249635
DURA-DRIL
Filed: August 23, 2011
Chemical additives for drilling muds; Chemical additives for enhancing the performance of lubricating oils, greases and…
Owned by: Rainbow Chemicals, Inc.
Serial Number: 85404841
