LUBE PLUG
Filed: November 15, 1965
DRILLING FLUID ADDITIVE CONSISTING PRIMARILY OF GROUND AND GRADED GILSONITE PARTICLES
Owned by: MONTELLO, INC.
Serial Number: 72232712
HOLEMAKER
Filed: May 26, 1969
ROTARY DRILLING MUD ADDITIVES, INCLUDING NON-IONIC FLOCCULANTS AND ADDITIVE MIXTURES CAPABLE OF PRODUCING LOW SOLIDS, BENTONITE…
Owned by: MONTELLO, INC.
Serial Number: 72328324
SUPERDRIL
Filed: November 13, 1970
ROTARY DRILLING MUD ADDITIVES CONTAINING ESSENTIALLY GILSONITE
Owned by: MONTELLO, INC.
Serial Number: 72376063
ACRIPOL
Filed: January 14, 1975
LIQUID SODIUM POLYACRYLATE FOR OIL WELL DRILLING FLUID ADDITIVE
Owned by: MONTELLO, INC.
Serial Number: 73041661
BIOTROL
Filed: February 28, 1975
DRILLING FLUID PRESERVATIVE
Owned by: MONTELLO, INC.
Serial Number: 73045485
MON FOAM INVERT
Filed: January 12, 1981
Chemicals-Namely, Foaming Agent for Oil Based Well Bore Drilling Fluids
Owned by: MONTELLO, INC.
Serial Number: 73292560
MON FOAM
Filed: January 12, 1981
Chemicals-Namely, Foaming Agent for Water Based Well Bore Drilling Fluids
Owned by: MONTELLO, INC.
Serial Number: 73292561
MON COSE
Filed: January 12, 1981
CHEMICALS-NAMELY, [ CARBOXY METHYLALLULOUSE ] * CARBOXYMETHYLCELLULOSE * ADDITIVE FOR WELL BORE DRILLING FLUIDS
Owned by: MONTELLO, INC.
Serial Number: 73292563
MON-EX
Filed: January 12, 1981
Chemicals-Namely, Acrylamide Additive for Well Bore Drilling Fluids
Owned by: MONTELLO, INC.
Serial Number: 73292566
MON PAAL
Filed: September 24, 1984
Liquid Polycrylamide Used in Oil and/or Gas Well Drilling Fluids
Owned by: MONTELLO, INC.
Serial Number: 73500624
MON ZAN
Filed: September 24, 1984
a Dry Xanthan Biopolymer for Use in Oil and/or Gas Well Drilling Fluids
Owned by: MONTELLO, INC.
Serial Number: 73500626
DKS PAC
Filed: March 25, 1985
DRY SODIUM CARBOXYMETHYL CELLULOSE FOR USE IN OIL AND/OR GAS WELL DRILLING FLUIDS
Owned by: MONTELLO, INC.
Serial Number: 73528770
MON REZ
Filed: August 16, 1993
drilling mud additives
Owned by: MONTELLO, INC.
Serial Number: 74424760
