Buchholz; Sigurd

Patent Applications and Registrations

Patent applications and USPTO patent grants for Buchholz; Sigurd.The latest application filed is for "reaction chamber for a chemical reactor, and chemical reactor constructed therefrom".

Company Profile

2.21.28

Buchholz; Sigurd - Cologne DE
Buchholz; Sigurd - Koln DE
BUCHHOLZ; Sigurd - Koeln 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
Reaction chamber for a chemical reactor, and chemical reactor constructed therefrom Grant 11,033,874 - Mleczko , et al. June 15, 2	2021-06-15
Multi-stage stirred reactor having reduced back mixing Grant 10,369,542 -	2019-08-06
Reaction Chamber For A Chemical Reactor, And Chemical Reactor Constructed Therefrom App 20190111406 - MLECZKO; Leslaw ; et al.	2019-04-18
Reaction chamber for a chemical reactor, and chemical reactor constructed therefrom Grant 10,189,004 - Mleczko , et al. Ja	2019-01-29
Process for continuous isocyanate modification Grant 9,790,194 - Richter , et al. October 17, 2	2017-10-17
Method For The Continuous Production Of Stable Prepolymers App 20170152342 - Sanders; Josef ; et al.	2017-06-01
Reaction Chamber For A Chemical Reactor, And Chemical Reactor Constructed Therefrom App 20170136440 - MLECZKO; Leslaw ; et al.	2017-05-18
Multi-stage Stirred Reactor Having Reduced Back Mixing App 20170106345 - FAL ; Sebastian ; et al.	2017-04-20
Catalyst for producing carbon nanotubes by means of the decomposition of gaseous carbon compounds on a heterogeneous catalyst Grant 9,409,779 - Buchholz , et al. August 9, 2	2016-08-09
Process for the production of carbon nanotubes in a fluidized bed Grant 9,050,572 - Buchholz , et al. June 9, 2	2015-06-09
Process For Continuous Isocyanate Modification App 20140343280 - Richter; Frank ; et al.	2014-11-20
Method for preparing polyurethane prepolymers containing isocyanate groups Grant 8,835,591 - Pirkl , et al. September 16, 2	2014-09-16
Carboxylation Of Poly-/oligothiophenes App 20130345440 - Severins; Christian ; et al.	2013-12-26
Carbon nanotubes and organic media containing microgels Grant 8,592,512 - Ziser , et al. November 26, 2	2013-11-26
Process For Preparing Polyurethane Prepolymers Containing Isocyanate Groups App 20130158291 - Pirkl; Hans-Georg ; et al.	2013-06-20
Carbon nanotube powder, carbon nanotubes, and processes for their production Grant 8,398,949 - Meyer , et al. March 19, 2	2013-03-19
Method For Carboxylizing Aromates And Hetetoaromates Using Co2 App 20120323019 - Severins; Christian ; et al.	2012-12-20
Method For Producing Hydroxyalkyl(meth)acrylates App 20120271064 - Henninger; Bjorn ; et al.	2012-10-25
Process for preparing radiation-curable prepolymers containing urethane groups Grant 8,283,488 - Henninger , et al. October 9, 2	2012-10-09
Process for producing vinylene carbonate Grant 8,203,006 - Langer , et al. June 19, 2	2012-06-19
Process for the continuous production of catalysts Grant 8,093,176 - Buchholz , et al. January 10, 2	2012-01-10
Carbon Nanotubes And Organic Media Containing Microgels App 20110224357 - Ziser; Torsten ; et al.	2011-09-15
Process For Continuously Producing Thermoplastically Processable Polyurethanes App 20110124773 - HEPPERLE; Jens ; et al.	2011-05-26
Method For Producing Nitrogen-doped Carbon Nanotubes App 20100276644 - Wolf; Aurel ; et al.	2010-11-04
Method for the decarboxylation of dicarboxylic acids Grant 7,671,217 - Buchholz , et al. March 2, 2	2010-03-02
Process For Preparing Radiation-curable Prepolymers Containing Urethane Groups App 20100022797 - HENNINGER; Bjorn ; et al.	2010-01-28
Process for producing vinylene carbonate App 20090176997 - Langer; Reinhard ; et al.	2009-07-09
Catalyst For Producing Carbon Nanotubes By Means Of The Decomposition Of Gaseous Carbon Compounds On A Heterogeneous Catalyst App 20090140215 - Buchholz; Sigurd ; et al.	2009-06-04
Carbon Nanotube Powder, Carbon Nanotubes, And Processes For Their Production App 20090124705 - Meyer; Helmut ; et al.	2009-05-14
Process For The Preparation Of A Catalyst For The Production Of Carbon Nanotubes App 20090087372 - BUCHHOLZ; Sigurd ; et al.	2009-04-02
Process For The Production Of An Electrically Conducting Polymer Composite Material App 20090023851 - BIERDEL; Michael ; et al.	2009-01-22
Method For Producing Carbon Nanotube/polymer Mixtures By Gas-phase Polymerization App 20080293853 - WOLF; AUREL ; et al.	2008-11-27
Process For The Production Of Carbon Nanotubes In A Fluidized Bed App 20080003170 - BUCHHOLZ; SIGURD ; et al.	2008-01-03
Process For The Continuous Production Of Catalysts App 20080003169 - Buchholz; Sigurd ; et al.	2008-01-03
Method for the decarboxylation of dicarboxylic acids App 20060149083 - Buchholz; Sigurd ; et al.	2006-07-06
Method for producing highly purified, granular silicium Grant 7,001,579 - Metzger , et al. February 21, 2	2006-02-21
Method for producing highly pure, granular silicon Grant 6,953,559 - Mleczko , et al. October 11, 2	2005-10-11
Method for producing silane Grant 6,852,301 - Block , et al. February 8, 2	2005-02-08
Method for producing silane App 20040062702 - Block, Hans-Dieter ; et al.	2004-04-01
Method for producing highly purified, granular silicium App 20040052715 - Metzger, Karl-Ludwig ; et al.	2004-03-18
Method for producing highly pure, granular silicon App 20040047796 - Mleczko, Leslaw ; et al.	2004-03-11
Method for producing high-purity, granular silicon App 20040042950 - Mleczko, Leslaw ; et al.	2004-03-04

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