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ETHYL CORP

Overview
  • Total Patents
    6,417
About

ETHYL CORP has a total of 6,417 patent applications. Its first patent ever was published in 1937. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and macromolecular chemistry and polymers are EXXON CHEMICAL LTD, NEMATEL DR RUDOLF EIDENSCHINK and XINXIANG RICHFUL NEW MATEIRALS CO LTD.

Patent filings per year

Chart showing ETHYL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hymin Shapiro 88
#2 Coffield Thomas H 83
#3 Smith Kim R 75
#4 Borland James E 68
#5 Niebylski Leonard M 61
#6 Sauer Joe D 58
#7 Shapiro Hymin 56
#8 Nelson Gunner E 55
#9 Brown Jerome E 51
#10 Closson Rex D 50

Latest patents

Publication Filing date Title
US2005090407A1 Antioxidant combination for oxidation and deposit control in lubricants containing molybdenum and alkylated phenothiazine
CA2467566A1 Analytical method and device for determining metal concentration in liquid hydrocarbon matrices
BRPI0401746A Process for the production of methyl cyclopentadienyl manganese tricarbonyl
CA2464895A1 Use of dispersant viscosity index improvers in exhaust gas recirculation engines
CA2462996A1 Low sulfur, low ash, and low phosphorus lubricant additive package using overbased calcium oleate
CA2458431A1 Bimodal gear lubricant formulation
CA2457569A1 Emissions credit method
CA2452117A1 Analytical method for the detection and quantitation of fuel additives
CA2448520A1 Alkyl (meth) acrylate copolymers
CA2438157A1 Method of oxidizing soot and reducing soot accumulation in a diesel fuel combustion after treatment system
CA2438159A1 Method of enhancing the operation of a diesel fuel combustion after treatment system
CA2437968A1 Delivering manganese from a lubricant source into a fuel combustion system
US2005026791A1 Low sulfur, low ash, and low phosphorus lubricant additive package using an alkylamine salt of dialkylmonothiophosphate
CA2436194A1 Friction modifier alkoxyamine salts of carboxylic acids as additives for fuel compositions and methods of use thereof
CA2428726A1 Aqueous additives in hydrocarbonaceous fuel combustion systems
US2004224858A1 Low sulfur, low ash, and low phosphorus lubricant additive package using overbased calcium phenate
US6821932B2 Delivering molybdenum from a lubricant source into a fuel combustion system
CA2411933A1 Extremely stable diesel fuel compositions
US6971337B2 Emissions control system for diesel fuel combustion after treatment system
US6767871B2 Diesel engine lubricants