Tenten; Andreas

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tenten; Andreas.The latest application filed is for "method for starting a gas phase oxidation reactor that contains a catalytically active silver-vanadium oxide bronze".

Company Profile

0.28.14

Tenten; Andreas - Neustadt/Weinstrasse DE
Tenten; Andreas - Neustadt/Weinstra.beta.e DE
Tenten; Andreas - Neustadt/Weinstra e DE
Tenten; Andreas - Maikammer DE
Tenten; Andreas - Overijse DE
Tenten; Andreas - Neustadt 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
Preparation of phthalic anhydride by gas phase oxidation of o-xylene Grant 8,153,825 - Mackewitz , et al. April 10, 2	2012-04-10
Preparation of phthalic anhydride by gas phase oxidation of O-xylene in a main reactor and postreactor Grant 8,106,220 - Mackewitz , et al. January 31, 2	2012-01-31
Method For Starting A Gas Phase Oxidation Reactor That Contains A Catalytically Active Silver-vanadium Oxide Bronze App 20110028740 - Dobner; Cornelia ; et al.	2011-02-03
Preparation Of Phthalic Anhydride By Gas Phase Oxidation Of O-xylene App 20090198073 - Mackewitz; Thomas ; et al.	2009-08-06
Preparation Of Phthalic Anhydride By Gas Phase Oxidation Of O-xylene In A Main Reactor And Postreactor App 20090156835 - Mackewitz; Thomas ; et al.	2009-06-18
Catalyst comprising a support and a catalytically active oxide material applied to the surface of the substrate Grant 7,214,822 - Borgmeier , et al. May 8, 2	2007-05-08
Preparation of phthalic anhydride Grant 7,151,184 - Storck , et al. December 19, 2	2006-12-19
Combinatorial preparation and testing of heterogeneous catalysts App 20060127287 - Hibst; Hartmut ; et al.	2006-06-15
Method for producing acrylic acid by heterogeneously catalyzed gas-phase oxidation of propene with molecular oxygen in a reaction zone Grant 7,026,506 - Borgmeier , et al. April 11, 2	2006-04-11
Catalyst comprising a support and a catalytically active oxide material applied to the surface of the substrate App 20060074258 - Borgmeier; Frieder ; et al.	2006-04-06
Catalyst comprising a support body and a catalytically active oxide material applied to the surface of the substrate Grant 7,005,403 - Borgmeier , et al. February 28, 2	2006-02-28
Method for the catalytic gas phase oxidation of propene into acrylic acid Grant 6,998,504 - Unverricht , et al. February 14, 2	2006-02-14
Preparation of phthalic anhydride App 20050148782 - Storck, Sebastian ; et al.	2005-07-07
Catalyst and method for producing polytetrahydrofurane Grant 6,870,014 - Steinbrenner , et al. March 22, 2	2005-03-22
Method for producing acrylic acid by the heterogeneously catalysed gas-phase oxidation of propane Grant 6,867,328 - Borgmeier , et al. March 15, 2	2005-03-15
Hollow cylindrical catalyst and a method for producing a maleic acid anhydride Grant 6,812,351 - Weiguny , et al. November 2, 2	2004-11-02
Method for producing maleic acid anhydride Grant 6,803,473 - Weiguny , et al. October 12, 2	2004-10-12
Method for the production of acrolein or acrylic acid or the mixture thereof from propane Grant 6,781,017 - Machhammer , et al. August 24, 2	2004-08-24
Catalyst comprising a support body and a catalytically active oxide composition applied to the surface of the support body App 20040102648 - Borgmeier, Frieder ; et al.	2004-05-27
Method for carrying out the catalytic gas phase oxidation of propene to form acrylic acid Grant 6,740,779 - Tenten , et al. May 25, 2	2004-05-25
Method for the production of acrylic acid or methacrylic acid by gas phase oxidation of propane or isobutane App 20040092768 - Borgmeier, Frieder ; et al.	2004-05-13
Oxidative reactions using membranes that selectively conduct oxygen Grant 6,730,808 - Bitterlich , et al. May 4, 2	2004-05-04
Method for producing acrylic acid by heterogeneously catalyzed gas phase oxidation of propene with molecular oxygen in a reaction zone App 20040082810 - Borgmeier, Frieder ; et al.	2004-04-29
Method for producing acrylic acid by the heterogeneously catalysed gas-phase oxidation of propane App 20030187298 - Borgmeier, Frieder ; et al.	2003-10-02
Catalyst and method for producing polytetrahydrofurane App 20030186806 - Steinbrenner, Ulrich ; et al.	2003-10-02
Method for the production of acrolein or acrylic acidk or the mixutre thereof from propane App 20030181762 - Machhammer, Otto ; et al.	2003-09-25
Hollow cylindrical catalyst and a method for producing a maleic acid anhydride App 20030114688 - Weiguny, Jens ; et al.	2003-06-19
Method for producing maleic acid anhydride App 20030065194 - Weiguny, Jens ; et al.	2003-04-03
Method for producing acrolein and/or acrylic acid from propane Grant 6,423,875 - Machhammer , et al. July 23, 2	2002-07-23
Method for the catalytic gas phase oxidation of acrolein into acrylic acid Grant 6,403,829 - Unverricht , et al. June 11, 2	2002-06-11
Method for the catalytic gas phase oxidation of propene into acrolein Grant 6,395,936 - Arnold , et al. May 28, 2	2002-05-28
Method for producing acrolein and/or acrylic acid from propane Grant 6,388,129 - Machhammer , et al. May 14, 2	2002-05-14
Industrial process for the heterogeneously catalytic gas-phase oxidation of propane to form acrolein Grant 6,252,122 - Tenten , et al. June 26, 2	2001-06-26
Preparation of organic acids such as acrylic acid by catalytic oxidation using a group V mixed metal oxide catalyst containing Cu, Mo, W, V, Nb and Ta Grant 6,124,499 - Hibst , et al. September 26, 2	2000-09-26
Catalyst consisting of a hollow cylindrical carrier having a catalytically active oxide material applied to the outer surface of the carrier, and process for using said catalyst Grant 5,910,608 - Tenten , et al. June 8, 1	1999-06-08
Multimetal oxide materials Grant 5,885,922 - Hibst , et al. March 23, 1	1999-03-23
Catalytic gas-phase oxidation of propene to acrolein Grant 5,821,390 - Ruppel , et al. October 13, 1	1998-10-13
Multimetal oxides Grant 5,807,531 - Hibst , et al. September 15, 1	1998-09-15
Catalytic gas-phase oxidation of acrolein to acrylic acid Grant 5,739,391 - Ruppel , et al. April 14, 1	1998-04-14
Polymetal oxide materials Grant 5,686,373 - Tenten , et al. November 11, 1	1997-11-11
Preparation of a catalyst consisting of a carrier and a catalytically active oxide material applied to the surface of the carrier Grant 5,677,261 - Tenten , et al. October 14, 1	1997-10-14
Multimetal oxide compositions Grant 5,446,004 - Tenten , et al. August 29, 1	1995-08-29

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