Learn more

ETHYL PETROLEUM ADDITIVES INC

Overview
  • Total Patents
    344
About

ETHYL PETROLEUM ADDITIVES INC has a total of 344 patent applications. Its first patent ever was published in 1983. It filed its patents most often in United States, EPO (European Patent Office) and Japan. Its main competitors in its focus markets basic materials chemistry, organic fine chemistry and macromolecular chemistry and polymers are LUBRIZOL CORP, IASHELLIA RES LTD and SHELL REFINING & MARKETING CO.

Patent filings per year

Chart showing ETHYL PETROLEUM ADDITIVES INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Papay Andrew G 21
#2 Hartley Rolfe J 20
#3 Papay Andrew George 19
#4 Lam William Y 17
#5 Cunningham Lawrence Joseph 17
#6 Norman Stephen 15
#7 Cunningham Lawrence J 14
#8 Griffin Paul G 14
#9 Perozzi Edmund F 14
#10 Hartley Rolfe John 12

Latest patents

Publication Filing date Title
CA2474320A1 Use of detergent additives in high-ethanol fuels for deposit control
CA2472862A1 Powered platform fuel consumption economy credits method
CA2470690A1 Simultaneous reduction in nox and carbon in ash from using manganese in coal burners
US2005070446A1 Boron free automotive gear oil
US5652201A Lubricating oil compositions and concentrates and the use thereof
CA2139270A1 Process for producing metal salts of hydrocarbyl dithiophosphoric acid
US5439606A Modified succinimide or succinamide dispersants and their production
US6187064B1 Unleaded aviation gasoline
US5441656A Automatic transmission fluids and additives therefor
US5372735A Automatic transmission fluids and additives therefor
EP0601721A2 Process for preparing overbased phenates
US6238446B1 Unleaded aviation gasoline
US5385588A Enhanced hydrocarbonaceous additive concentrate
US5410088A Process for sulfurized olefinic product
US5403960A Process for sulfurized olefinic product
US5344579A Friction modifier compositions and their use
US5454962A Fluoroelastomer-friendly crankcase and drivetrain lubricants and their use
CA2095972A1 Lubricants with enhanced low temperature properties
AU3833793A Composition for control of induction system deposits
US5344951A Production of alkyl phosphites