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Marshall J. Nepras
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Burlington, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Esteramines and derivatives from natural oil metathesis
Patent number
9,796,662
Issue date
Oct 24, 2017
Stepan Company
Dave R Allen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Esteramines and derivatives from natural oil metathesis
Patent number
9,187,711
Issue date
Nov 17, 2015
Stepan Company
Dave R. Allen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Catalyst for esteramine production
Patent number
8,692,005
Issue date
Apr 8, 2014
Stepan Company
Marshall J. Nepras
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Soap bar compositions comprising alpha sulfonated fatty acid alkyl...
Patent number
6,172,026
Issue date
Jan 9, 2001
Stepan Company
Carlos E. Ospinal
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Soap bar compositions comprising alpha sulfonated fatty acid alkyl...
Patent number
5,965,508
Issue date
Oct 12, 1999
Stepan Company
Carlos E. Ospinal
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process for the conversion of fatty amides to amines
Patent number
5,840,985
Issue date
Nov 24, 1998
Stepan Company
Marshall J. Nepras
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of p-phenyl sulfonate esters of acyl glycolic acids
Patent number
5,124,475
Issue date
Jun 23, 1992
Stepan Company
Marshall J. Nepras
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
ESTERAMINES AND DERIVATIVES FROM NATURAL OIL METATHESIS
Publication number
20160023989
Publication date
Jan 28, 2016
Stepan Company
Dave R Allen
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
ESTERAMINES AND DERIVATIVES FROM NATURAL OIL METATHESIS
Publication number
20130225859
Publication date
Aug 29, 2013
Stepan Company
Dave R. Allen
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
CATALYST FOR ESTERAMINE PRODUCTION
Publication number
20120309993
Publication date
Dec 6, 2012
Marshall J. Nepras
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Fabric Conditioning Active Compositions
Publication number
20100197560
Publication date
Aug 5, 2010
Marshall J. Nepras
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Fabric Conditioning Compositions
Publication number
20090093394
Publication date
Apr 9, 2009
Randal Bernhardt
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...