HOUSTON REFINING LP Trademarks
TUFFLO
Filed: April 11, 1988
PROCESS OILS FOR USE IN THE RUBBER AND PLASTIC INDUSTRIES
Owned by: HOUSTON REFINING LP
Serial Number: 73721817
DUOPRIME
Filed: May 20, 1992
edible oils and fats; namely, food grade white mineral oils
Owned by: HOUSTON REFINING LP
Serial Number: 74277238
AQUAMARINE
Filed: August 9, 1996
high performance, anti-wear hydraulic lubricants for use in pumps and gears in hydraulic equipment operating in environmentally…
Owned by: HOUSTON REFINING LP
Serial Number: 75147745
