Pennemann; Bernd

Patent Applications and Registrations

Patent applications and USPTO patent grants for Pennemann; Bernd.The latest application filed is for "method for the hydrogenation of aromatic nitro compounds".

Company Profile

4.22.21

Pennemann; Bernd - Bergisch Gladbach DE
Pennemann; Bernd - Bergish Gladbach DE
Pennemann; Bernd - Gladbach DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method For The Hydrogenation Of Aromatic Nitro Compounds App 20220289662 - Sandbrink; Lennart ; et al.	2022-09-15
Method for continuously producing a product by way of at least two coupled-together chemical reactions Grant 11,231,727 - Pennemann , et al. January 25, 2	2022-01-25
Cascade tray, rectifying column containing said cascade tray, method for operating such a rectifying column, and use of same Grant 10,799,810 - Pennemann , et al. October 13, 2	2020-10-13
Method For Continuously Producing A Product By Way Of At Least Two Coupled-together Chemical Reactions App 20200301452 - Pennemann; Bernd ; et al.	2020-09-24
Method for continuously producing a product by way of at least two coupled-together chemical reactions Grant 10,698,424 - Pennemann , et al.	2020-06-30
Cascade Tray, Rectifying Column Containing Said Cascade Tray, Method For Operating Such A Rectifying Column, And Use Of Same App 20200061491 - PENNEMANN; Bernd ; et al.	2020-02-27
Method for producing toluenediamine Grant 10,155,720 - Pennemann , et al. Dec	2018-12-18
Device and method for producing aromatic amines Grant 10,041,921 - Pennemann , et al. August 7, 2	2018-08-07
Exhaust gas cleaning in a method for continuously producing dinitrotoluene Grant 9,896,407 - Knauf , et al. February 20, 2	2018-02-20
Method For Continuously Producing A Product By Way Of At Least Two Coupled-together Chemical Reactions App 20170322566 - Pennemann; Bernd ; et al.	2017-11-09
Exhaust Gas Cleaning In A Method For Continuously Producing Dinitrotoluene App 20170291869 - KNAUF; Thomas ; et al.	2017-10-12
Method For Producing Toluenediamine App 20170144963 - Pennemann; Bernd ; et al.	2017-05-25
Method for producing diaminotoluene Grant 9,518,006 - Pennemann , et al. December 13, 2	2016-12-13
Method For Producing Diaminotoluene App 20160244402 - Pennemann; Bernd ; et al.	2016-08-25
Process for the preparation of isocyanates in the gas phase Grant 9,365,503 - Biskup , et al. June 14, 2	2016-06-14
Method and apparatus for denenoxing waste gases from nitration Grant 9,346,012 - Pennemann , et al. May 24, 2	2016-05-24
Method And Apparatus For Nenoxing Waste Gases From Nitration App 20150352488 - Pennemann; Bernd ; et al.	2015-12-10
Method for producing aromatic amines in the liquid phase Grant 9,150,493 - Lorenz , et al. October 6, 2	2015-10-06
Method and system for producing nitrobenzene Grant 9,139,508 - Pennemann , et al. September 22, 2	2015-09-22
Method And System For Producing Nitrobenzene App 20140357905 - Pennemann; Bernd ; et al.	2014-12-04
Device And Method For Producing Aromatic Amines App 20140206089 - Pennemann; Bernd ; et al.	2014-07-24
Process for the continuous preparation of nitrobenzene Grant 8,357,827 - Munnig , et al. January 22, 2	2013-01-22
Method For Producing Aromatic Amines In The Liquid Phase App 20120289745 - Lorenz; Wolfgang ; et al.	2012-11-15
Process for the preparation of aromatic amines Grant 8,110,073 - Pennemann , et al. February 7, 2	2012-02-07
Process for the preparation of toluene-diisocyanate Grant 8,063,241 - Lorenz , et al. November 22, 2	2011-11-22
Process for the production of toluene diisocyanate Grant 8,030,522 - Zechlin , et al. October 4, 2	2011-10-04
Process For The Continuous Preparation Of Nitrobenzene App 20110196177 - MUNNIG; Jurgen ; et al.	2011-08-11
Process For The Preparation Of Toluene-diisocyanate App 20110021811 - Lorenz; Wolfgang ; et al.	2011-01-27
Process For The Preparation Of Isocyanates In The Gas Phase App 20100160674 - Biskup; Klaus ; et al.	2010-06-24
Process for the preparation of toluenediamines by catalytic hydrogenation of dinitrotoluenes Grant 7,511,176 - Pohl , et al. March 31, 2	2009-03-31
Process for the production of dinitrotoluene Grant 7,495,136 - Pohl , et al. February 24, 2	2009-02-24
Process for the preparation of aromatic amines App 20080179176 - Pennemann; Bernd ; et al.	2008-07-31
Process for the preparation of toluene-diisocyanate App 20080146835 - Lorenz; Wolfgang ; et al.	2008-06-19
Process for the preparation of toluenediamines by catalytic hydrogenation of dinitrotoluenes App 20080146847 - Pohl; Fritz ; et al.	2008-06-19
Process for the production of dinitrotoluene App 20080086017 - Pohl; Fritz ; et al.	2008-04-10
Process for the production of toluene diisocyanate App 20070287857 - Zechlin; Joachim ; et al.	2007-12-13
Process for the preparation of toluenediamine Grant 7,307,190 - Pennemann , et al. December 11, 2	2007-12-11
Process for the coupled production of chlorline and isocyanates App 20070265466 - Dugal; Markus ; et al.	2007-11-15
Process for the preparation of toluenediamine App 20070015940 - Pennemann; Bernd ; et al.	2007-01-18
Process for the production of dinitrotoluene Grant 7,041,858 - Muennig , et al. May 9, 2	2006-05-09

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