Paul R. Stevenson

Person

Belper, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Low molecular weight amide/ester containing quaternary ammonium salts
- Patent number 11,820,957
- Issue date Nov 21, 2023
- The Lubrizol Corporation
- David J. Moreton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Low molecular weight imide containing quaternary ammonium salts
- Patent number 11,781,085
- Issue date Oct 10, 2023
- The Lubrizol Corporation
- David C. Arters
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Ultra-low molecular weight imide containing quaternary ammonium sal...
- Patent number 11,254,646
- Issue date Feb 22, 2022
- The Lubrizol Corporation
- David C. Arters
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Diesel detergent without a low molecular weight penalty
- Patent number 11,174,444
- Issue date Nov 16, 2021
- The Lubrizol Corporation
- James H. Bush
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fuel additives
- Patent number 11,124,720
- Issue date Sep 21, 2021
- The Lubrizol Corporation
- Stuart L. Bartley
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quaternary ammonium amide and/or ester salts
- Patent number 10,913,910
- Issue date Feb 9, 2021
- The Lubrizol Corporation
- Paul R. Stevenson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Diesel detergent without a low molecular weight penalty
- Patent number 10,669,496
- Issue date Jun 2, 2020
- The Lubrizol Corporation
- James H. Bush
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quaternary ammonium amide and/or ester salts
- Patent number 10,479,950
- Issue date Nov 19, 2019
- The Lubrizol Corporation
- Paul R. Stevenson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Diesel detergent without a low molecular weight penalty
- Patent number 10,202,559
- Issue date Feb 12, 2019
- The Lubrizol Corporation
- James H. Bush
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quaternary ammonium salt of a polyalkene-substituted amine compound
- Patent number 10,160,850
- Issue date Dec 25, 2018
- The Lubrizol Corporation
- David J. Moreton
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Quaternary ammonium amide and/or ester salts
- Patent number 10,023,819
- Issue date Jul 17, 2018
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Diesel detergent without a low molecular weight penalty
- Patent number 10,005,978
- Issue date Jun 26, 2018
- The Lubrizol Corporation
- James H. Bush
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Lubricating composition containing an aromatic compound
- Patent number 9,777,240
- Issue date Oct 3, 2017
- The Lubrizol Corporation
- Matthew D. Gieselman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Lubricating composition containing an aromatic compound
- Patent number 9,279,093
- Issue date Mar 8, 2016
- The Lubrizol Corporation
- Matthew D. Gieselman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Lubricating composition containing an aromatic compound
- Patent number 9,150,813
- Issue date Oct 6, 2015
- The Lubrizol Corporation
- Matthew D. Gieselman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quaternary ammonium amide and/or ester salts
- Patent number 8,961,623
- Issue date Feb 24, 2015
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Nitrogen-free deposit control fuel additives and one step process f...
- Patent number 8,821,596
- Issue date Sep 2, 2014
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quaternary ammonium salt detergents for use in lubricating composit...
- Patent number 8,476,207
- Issue date Jul 2, 2013
- William R. S. Barton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quaternary ammonium salt detergents for use in lubricating composit...
- Patent number 8,153,570
- Issue date Apr 10, 2012
- The Lubrizol Corporation
- William Barton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quaternary ammonium salt of a mannich compound
- Patent number 8,083,814
- Issue date Dec 27, 2011
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quaternary ammonium salt detergents for use in fuels
- Patent number 7,951,211
- Issue date May 31, 2011
- The Lubrizol Corporation
- William Barton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quaternary ammonium salt detergents for use in fuels
- Patent number 7,947,093
- Issue date May 24, 2011
- The Lubrizol Corporation
- William Barton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Quaternary ammonium salt of a Mannich compound
- Patent number 7,906,470
- Issue date Mar 15, 2011
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
LOW MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONIUM SALTS
- Publication number 20210214639
- Publication date Jul 15, 2021
- The Lubrizol Corporation
- David J. Moreton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
LOW MOLECULAR WEIGHT IMIDE CONTAINING QUATERNARY AMMONIUM SALTS
- Publication number 20210207051
- Publication date Jul 8, 2021
- The Lubrizol Corporation
- David C. Arters
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
ULTRA-LOW MOLECULAR WEIGHT IMIDE CONTAINING QUATERNARY AMMONIUM SAL...
- Publication number 20200361891
- Publication date Nov 19, 2020
- The Lubrizol Corporation
- David C. Arters
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Diesel Detergent Without A Low Molecular Weight Penalty
- Publication number 20200255760
- Publication date Aug 13, 2020
- The Lubrizol Corporation
- James H. Bush
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Quaternary Ammonium Amide And/Or Ester Salts
- Publication number 20200040271
- Publication date Feb 6, 2020
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
FUEL ADDITIVES
- Publication number 20190382673
- Publication date Dec 19, 2019
- The Lubrizol Corporation
- Stuart L. Bartley
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
LOW MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONIUM SALTS
- Publication number 20190345406
- Publication date Nov 14, 2019
- The Lubrizol Corporation
- David J. Moreton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Diesel Detergent Without A Low Molecular Weight Penalty
- Publication number 20190112539
- Publication date Apr 18, 2019
- The Lubrizol Corporation
- James H. Bush
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ULTRA-LOW MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONI...
- Publication number 20180355267
- Publication date Dec 13, 2018
- The Lubrizol Corporation
- David J. Moreton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
QUATERNARY AMMONIUM AMIDE AND/OR ESTER SALTS
- Publication number 20170321137
- Publication date Nov 9, 2017
- The Lubrizol Corporation
- Paul R. Stevenson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
LOW MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONIUM SALTS
- Publication number 20170121628
- Publication date May 4, 2017
- The Lubrizol Corporation
- David J. Moreton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
LOW MOLECULAR WEIGHT IMIDE CONTAINING QUATERNARY AMMONIUM SALTS
- Publication number 20170114296
- Publication date Apr 27, 2017
- The Lubrizol Corporation
- David C. Arters
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
HIGH MOLECULAR WEIGHT IMIDE CONTAINING QUATERNARY AMMONIUM SALTS
- Publication number 20170107438
- Publication date Apr 20, 2017
- The Lubrizol Corporation
- Hannah Greenfield
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
EPOXIDE QUATERNIZED QUATERNARY AMMONIUM SALTS
- Publication number 20170107441
- Publication date Apr 20, 2017
- Paul E. Adams
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
COUPLED QUATERNARY AMMONIUM SALTS
- Publication number 20170101594
- Publication date Apr 13, 2017
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
HIGH MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONIUM SALTS
- Publication number 20170096610
- Publication date Apr 6, 2017
- The Lubrizol Corporation
- James H. Bush
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
BRANCHED AMINE CONTAINING QUATERNARY AMMONIUM SALTS
- Publication number 20170096611
- Publication date Apr 6, 2017
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
LUBRICATING COMPOSITION CONTAINING AN AROMATIC COMPOUND
- Publication number 20160145529
- Publication date May 26, 2016
- The Lubrizol Corporation
- Matthew D. Gieselman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
LUBRICATING COMPOSITION CONTAINING AN AROMATIC COMPOUND
- Publication number 20160002564
- Publication date Jan 7, 2016
- The Lubrizol Corporation
- Matthew D. Gieselman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
DIESEL DETERGENT WITHOUT A LOW MOLECULAR WEIGHT PENALTY
- Publication number 20150267138
- Publication date Sep 24, 2015
- The Lubrizol Corporation
- James H. Bush
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
DIESEL DETERGENT WITHOUT A LOW MOLECULAR WEIGHT PENALTY
- Publication number 20150252278
- Publication date Sep 10, 2015
- The Lubrizol Corporation
- James H. Bush
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
QUATERNARY AMMONIUM AMIDE AND/OR ESTER SALTS
- Publication number 20150136002
- Publication date May 21, 2015
- Paul R. Stevenson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
QUATERNARY AMMONIUM SALT OF A POLYALKENE-SUBSTITUTED AMINE COMPOUND
- Publication number 20150072910
- Publication date Mar 12, 2015
- The Lubrizol Corporation
- David J. Moreton
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Lubricating Composition Containing an Aromatic Compound
- Publication number 20130172222
- Publication date Jul 4, 2013
- The Lubrizol Corporation
- Matthew D. Gieselman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Nitrogen-Free Deposit Control Fuel Additives and One Step Process f...
- Publication number 20120318225
- Publication date Dec 20, 2012
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Nitrogen Free Deposit Control Fuel Additives
- Publication number 20120317874
- Publication date Dec 20, 2012
- The Lubrizol Corporation
- Paul R. Stevenson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Quaternary Ammonium Salt Detergents For Use In Fuels
- Publication number 20120192483
- Publication date Aug 2, 2012
- The Lubrizol Corporation
- William Barton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Quaternary Ammonium Amide and/or Ester Salts
- Publication number 20120138004
- Publication date Jun 7, 2012
- The Lubrizol Corporation
- Paul R. Stevenson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Additives to Reduce Metal Pick-Up in Fuels
- Publication number 20110219674
- Publication date Sep 15, 2011
- The Lubrizol Corporation
- Robert H. Barbour
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Quaternary Ammonium Salt Detergents for Use in Fuels
- Publication number 20110185626
- Publication date Aug 4, 2011
- The Lubrizol Corporation
- William Barton
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Paul R. Stevenson

Person

Patents Grantslast 30 patents

Low molecular weight amide/ester containing quaternary ammonium salts

Low molecular weight imide containing quaternary ammonium salts

Ultra-low molecular weight imide containing quaternary ammonium sal...

Diesel detergent without a low molecular weight penalty

Fuel additives

Quaternary ammonium amide and/or ester salts

Diesel detergent without a low molecular weight penalty

Quaternary ammonium amide and/or ester salts

Diesel detergent without a low molecular weight penalty

Quaternary ammonium salt of a polyalkene-substituted amine compound

Quaternary ammonium amide and/or ester salts

Diesel detergent without a low molecular weight penalty

Lubricating composition containing an aromatic compound

Lubricating composition containing an aromatic compound

Lubricating composition containing an aromatic compound

Quaternary ammonium amide and/or ester salts

Nitrogen-free deposit control fuel additives and one step process f...

Quaternary ammonium salt detergents for use in lubricating composit...

Quaternary ammonium salt detergents for use in lubricating composit...

Quaternary ammonium salt of a mannich compound

Quaternary ammonium salt detergents for use in fuels

Quaternary ammonium salt detergents for use in fuels

Quaternary ammonium salt of a Mannich compound

Patents Applicationslast 30 patents

LOW MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONIUM SALTS

LOW MOLECULAR WEIGHT IMIDE CONTAINING QUATERNARY AMMONIUM SALTS

ULTRA-LOW MOLECULAR WEIGHT IMIDE CONTAINING QUATERNARY AMMONIUM SAL...

Diesel Detergent Without A Low Molecular Weight Penalty

Quaternary Ammonium Amide And/Or Ester Salts

FUEL ADDITIVES

LOW MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONIUM SALTS

Diesel Detergent Without A Low Molecular Weight Penalty

ULTRA-LOW MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONI...

QUATERNARY AMMONIUM AMIDE AND/OR ESTER SALTS

LOW MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONIUM SALTS

LOW MOLECULAR WEIGHT IMIDE CONTAINING QUATERNARY AMMONIUM SALTS

HIGH MOLECULAR WEIGHT IMIDE CONTAINING QUATERNARY AMMONIUM SALTS

EPOXIDE QUATERNIZED QUATERNARY AMMONIUM SALTS

COUPLED QUATERNARY AMMONIUM SALTS

HIGH MOLECULAR WEIGHT AMIDE/ESTER CONTAINING QUATERNARY AMMONIUM SALTS

BRANCHED AMINE CONTAINING QUATERNARY AMMONIUM SALTS

LUBRICATING COMPOSITION CONTAINING AN AROMATIC COMPOUND

LUBRICATING COMPOSITION CONTAINING AN AROMATIC COMPOUND

DIESEL DETERGENT WITHOUT A LOW MOLECULAR WEIGHT PENALTY

DIESEL DETERGENT WITHOUT A LOW MOLECULAR WEIGHT PENALTY

QUATERNARY AMMONIUM AMIDE AND/OR ESTER SALTS

QUATERNARY AMMONIUM SALT OF A POLYALKENE-SUBSTITUTED AMINE COMPOUND

Lubricating Composition Containing an Aromatic Compound

Nitrogen-Free Deposit Control Fuel Additives and One Step Process f...

Nitrogen Free Deposit Control Fuel Additives

Quaternary Ammonium Salt Detergents For Use In Fuels

Quaternary Ammonium Amide and/or Ester Salts

Additives to Reduce Metal Pick-Up in Fuels

Quaternary Ammonium Salt Detergents for Use in Fuels