Inventor
WALTER THOMAS J
16 patents
⚠️ This page may combine multiple inventors who share the name “WALTER THOMAS J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ETHYL CORP
15 patentsUS4515945AMay 7, 1985
N-Alkyl-4-(4-pyridinyl)isatoic anhydrides
ETHYL CORP31 citations92
US4948648AAug 14, 1990
Fire resistant laminar cushioning material
ETHYL CORP11 citations73
US4152522AMay 1, 1979
Process for the preparation of 2-benzimidazole carbamates
ETHYL CORP16 citations73
US4552966ANov 12, 1985
2-Nitro-4-(4-pyridinyl) benzoic acids and derivatives
ETHYL CORP2 citations62
US4533735AAug 6, 1985
Process for preparing antibacterial compounds
ETHYL CORP5 citations62
US4524203AJun 18, 1985
4-(4-Pyridinyl)isatoic anhydride
ETHYL CORP3 citations62
US4473706ASep 25, 1984
Preparation of cyclic-keto-acids
ETHYL CORP3 citations62
US4405792ASep 20, 1983
Substituted pyridines and their preparation
ETHYL CORP3 citations62
US4188493AFeb 12, 1980
Process for recovering CMOS
ETHYL CORP2 citations62
US4137260AJan 30, 1979
Process for precipitation of carboxyalkoxy succinate tetrahydrate salt
ETHYL CORP2 citations62
US4247490AJan 27, 1981
Process for the purification of dialkylphosphorochloridothioates
ETHYL CORP4 citations57
US4490535ADec 25, 1984
4-(3- and 4-Chlorocyclohex-3-enyl)pyridine intermediates
ETHYL CORP0 citations51
US4188499AFeb 12, 1980
Purification of alcohol
ETHYL CORP1 citations51
US4186147AJan 29, 1980
Process for preparing aniline compounds
ETHYL CORP0 citations51
US4058560ANov 15, 1977
Chemical process
ETHYL CORP1 citations51