About Houghton Chemical Corporation
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SECURITY by Houghton Chemical Corporation (Track this)
Intl: (001) Chemicals; (005) Pharmaceuticals US: 001; 005; 006; 010; 026; 046; 006; 018; 044; 046; 051; 052 Filing date: 02-May-2017 Serial number: 87433496
HOUGHTON by Houghton Chemical Corporation (Track this)
Intl: (001) Chemicals; (003) Cosmetics and cleaning preparations US: 001; 005; 006; 010; 026; 046; 001; 004; 006; 050; 051; 052 Filing date: 08-Oct-2014 Serial number: 86418436
H HOUGHTON by Houghton Chemical Corporation (Track this)
Intl: (001) Chemicals; (003) Cosmetics and cleaning preparations US: 001; 005; 006; 010; 026; 046; 001; 004; 006; 050; 051; 052 Filing date: 08-Oct-2014 Serial number: 86418455
PUROCIDE by Houghton Chemical Corporation (Track this)
Intl: (011) Environmental control apparatus US: 013; 021; 023; 031; 034 Filing date: 22-May-2001 Serial number: 76260259
PUROBROM by Houghton Chemical Corporation (Track this)
Intl: (011) Environmental control apparatus US: 013; 021; 023; 031; 034 Filing date: 22-May-2001 Serial number: 76260260
WINTREX by Houghton Chemical Corporation (Track this)
Intl: (001) Chemicals US: 006 Filing date: 15-Sep-1993 Serial number: 74437020
SAFE-T-THERM by Houghton Chemical Corporation (Track this)
Intl: (001) Chemicals US: 006 Filing date: 23-Dec-1991 Serial number: 74233102