M-I HOLDINGS L.L.C. Trademarks
SPERSENE
Filed: March 13, 1959
ORGANIC DISPERSANT FOR DRILLING MUDS USED IN DRILLING OIL WELLS
Owned by: M-I HOLDINGS L.L.C.
Serial Number: 72069537
VERSALIG
Filed: May 18, 1988
ADDITIVES FOR DRILLING FLUIDS AND SPECIFICALLY FLUID LOSS CONTROL ADDITIVES
Owned by: M-I HOLDINGS L.L.C.
Serial Number: 73729094
VERSA-HRP
Filed: May 18, 1988
ADDITIVES FOR DRILLING FLUIDS
Owned by: M-I HOLDINGS L.L.C.
Serial Number: 73729095
