Inventor

Rainer Eskuchen

Inventor

Langenfeld, DE

Overview

1990–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 35 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Hprimary

C07HSugars30%

C11DDetergent compositions26%

C07CAcyclic or carbocyclic compounds14%

A61KPreparations for medical, dental or toiletry purposes4%

A61QSpecific use of cosmetics or similar toiletry preparations4%

A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for2%

A23PShaping or working of foodstuffs, not fully covered by a single other subclass2%

A23VIndexing scheme relating to foods, foodstuffs or non-alcoholic beverages and lactic or propionic acid bacteria used in foodstuffs or food preparation2%

C07DHeterocyclic compounds2%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%

PatentTitleYear

10,889,782Composition suitable as degreasing agent for removing greasy and/or oil type deposits2021 10,731,267Additive for alkaline zinc plating2020 10,717,952Granulates, method for the production and use thereof2020 10,184,094Mixture, their manufacture and use2019 9,883,991'Alkyl sulfosuccinate mixtures, and use thereof'2018 9,845,446Mixtures, their preparation, and uses2017 9,777,246'Compounds, their preparation, and uses'2017 9,738,858'Mixtures of compounds, their preparation, and uses'2017 8,399,042'Water-dispersable sterol containing dispersions'2013 8,357,381'Dispersions comprising acylglutamates'2013 8,354,368'Cleaning composition comprising graft copolymers'2013 7,405,190'Mixtures of fatty alcohol(s) and alk(en)yl polyglycoside ether carboxylate(s), methods for their production and uses thereof'2008 7,045,494'Alkyl and/or alkenyloligoglycoside preparations having reduced magnesium salt concentrations'2006 6,936,581'Processes for preparing anhydrous detergent granules'2005 6,903,066'Processes for preparing light-colored alk(en)yl oligoglycoside mixtures'2005 6,723,135'Laundry detergents and cleaning products based on alkyl and/or alkenyl oligoglycosides and fatty alcohols'2004 6,555,515'Formulations for cleaning hard surfaces based on at least partly branched-chain alkyl oligoglucosides'2003 6,342,635'Ketoximes, processes therefor, and copper extraction process'2002 5,898,070'Process for the production of alkyl and/or alkenyl oligoglycosides'1999 5,792,843'Process for the production of alkyl and/or alkenyl oligoglucosides'1998 5,576,425'Process for the direct production of alkyl glycosides'1996 5,569,752'Process for the production of lower alkyl oligoglucosides'1996 5,559,219'Modified process for the direct production of alkyl glycosides'1996 5,554,741'Process for the production of alkyl and/or alkenyl oligoglucosides'1996 5,538,669'Stabilized surfactant paste'1996 5,536,431'Process for the production of free-flowing detergent granules and/or partial granules'1996 5,510,482'Process for bleaching discolored surface-active alkyl glycosides and for working up the bleached material'1996 5,478,930'Process for producing light colored alkyl polyglucosides with partially sulfated fatty alcohol catalysts'1995 5,374,716'Process for the production of surface active alkyl glycosides'1994 5,318,709'Process for the production of surfactant mixtures based on ether sulfonates and their use'1994 5,312,974'Process for the production of light-colored lower alkane-sulfonic acids, more particularly methanesulfonic acid'1994 5,138,046'Process for preparing alkylglucoside compounds from oligo- and/or polysaccharides'1992 5,041,691'Aldol condensation of nitroparaffins'1991 5,001,285'Process for the bromination of nitro-alcohols'1991 4,927,946'Process for the preparation of 5-bromo-5-nitro-1,3-dioxane'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1998Patents assigned to HENKEL KGAA (16)· patent assignee history

1990–1996Based in Duesseldorf, DE· patent location history

1992–1996Based in Dusseldorf-Benrath, DE· patent location history

1995–2020Based in Langenfeld, DE· patent location history

2004–2006Patents assigned to COGNIS DEUTSCHLAND GMBH (4)· patent assignee history

2008–2018Patents assigned to COGNIS IP MAN GMBH (5)· patent assignee history

2013–2018Patents assigned to ESKUCHEN RAINER (4)· patent assignee history

2017–2021Patents assigned to BASF SE (7)· patent assignee history

2021Based in Dusseldorf, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HENKEL KGAA	16	1990–1998
BASF SE	7	2017–2021
COGNIS IP MAN GMBH	5	2008–2018
COGNIS DEUTSCHLAND GMBH	4	2004–2006
ESKUCHEN RAINERself	4	2013–2018

Locations

Location	Patents	Span
Langenfeld, DE	23	1995–2020
Duesseldorf, DE	8	1990–1996
Dusseldorf-Benrath, DE	3	1992–1996
Dusseldorf, DE	1	2021