CLEAR-CLEANER
Filed: April 29, 1993
industrial degreasing and cleaning compounds for use in the aerospace, welding, automitive, nuclear and oil-refining industries…
Owned by: Sherwin Incorporated
Serial Number: 74384110
HI-TEMP
Filed: May 3, 1993
solvents, penetrants, and developers for use in non-destructive testing where dye penetrant materials are used such as in…
Owned by: Sherwin Incorporated
Serial Number: 74385859
AQUA-PEN
Filed: September 19, 1994
dye penetrants which use water as their base material, and which are employed, mainly, by the aerospace, nuclear, and welding…
Owned by: Sherwin Incorporated
Serial Number: 74575162
AQUA-CHEK
Filed: November 25, 1994
dye penetrants which use water as their base material, and which are employed, mainly, by the aerospace, nuclear, and welding…
Owned by: Sherwin Incorporated
Serial Number: 74602994
SHERWIN DUBL-CHEK PENETRANT PROCESS
Material testing
Owned by: Sherwin Incorporated
Serial Number: 77073515
DUBL- CHEK
Material testing
Owned by: Sherwin Incorporated
Serial Number: 77074576
DUBL-CHEK
Filed: October 23, 2007
Chemicals for use in industry, namely, penetrant liquid for testing for cracks or porosity in metals and ceramics
Owned by: Sherwin Incorporated
Serial Number: 77311474
DUBL-CHEK PENETRANT PROCESS
Filed: October 23, 2007
Chemicals for use in industry, namely, penetrant liquid for testing for cracks or porosity in metals and ceramics
Owned by: Sherwin Incorporated
Serial Number: 77311516
