Sirch; Tilman

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sirch; Tilman.The latest application filed is for "method for producing 1,6-hexanediol by hydrogenation of oligo- and polyesters".

Company Profile

0.20.23

Sirch; Tilman - Schifferstadt N/A 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
Process for preparing polymethylols Grant 8,933,277 - Schlitter , et al. January 13, 2	2015-01-13
Method for preparing polymethylols Grant 8,884,076 - Sirch , et al. November 11, 2	2014-11-11
Method for producing 1,6-hexanediol by hydrogenation of oligo- and polyesters Grant 8,759,594 - Abillard , et al. June 24, 2	2014-06-24
Method for purifying crude polymethylols Grant 8,575,401 - Sirch , et al. November 5, 2	2013-11-05
Process for preparing .epsilon.-caprolactone Grant 8,247,580 - Pinkos , et al. August 21, 2	2012-08-21
Process for preparing epsilon-caprolactone Grant 8,217,186 - Pinkos , et al. July 10, 2	2012-07-10
Process for preparing 6-hydroxycaproic esters Grant 8,183,411 - Pinkos , et al. May 22, 2	2012-05-22
Method For Producing 1,6-hexanediol By Hydrogenation Of Oligo- And Polyesters App 20120035399 - Abillard; Olivier ; et al.	2012-02-09
Method For Preparing Polymethylols App 20120004472 - Sirch; Tilman ; et al.	2012-01-05
Method For Purifying Crude Polymethylols App 20110313203 - Sirch; Tilman ; et al.	2011-12-22
Process For Distillative Workup Of A Methanol/water Mixture And Process For Preparing Alkali Metal Methoxides App 20110313207 - Kaibel; Gerd ; et al.	2011-12-22
Process for Preparing Polymethylols App 20110272270 - Schlitter; Stephan ; et al.	2011-11-10
Process For Preparing 6-hydroxycaproic Esters App 20110015429 - Pinkos; Rolf ; et al.	2011-01-20
Process For Preparing Epsilon-caprolactone App 20100256398 - Pinkos; Rolf ; et al.	2010-10-07
Process For Preparing Epsilon-caprolactone App 20100240913 - Pinkos; Rolf ; et al.	2010-09-23
Method for producing hydroxypivalaldehyde and neopentyl glycol Grant 7,767,865 - Sirch , et al. August 3, 2	2010-08-03
Process For Preparing Epsilon-caprolactone App 20100168445 - Pinkos; Rolf ; et al.	2010-07-01
Method For Producing Hydroxy Pivalin Aldehyde And Neopentyl Glycol App 20100113836 - Sirch; Tilman ; et al.	2010-05-06
Process For Hydrogenating Methylolalkanals App 20090069604 - Maas; Steffen ; et al.	2009-03-12
Method for production of 1,6-hexanediol with a purity in excess of 99.5% Grant 7,449,609 - Haunert , et al. November 11, 2	2008-11-11
Method For Production Of 1,6-Hexanediol With A Purity In Excess of 99.5% App 20080207958 - Haunert; Andrea ; et al.	2008-08-28
Hydrogenation of methylolalkanals Grant 7,388,116 - Maas , et al. June 17, 2	2008-06-17
Process For The Production Of Neopentylglycol Using Formaldehyde With A Low Methanol Content App 20080004475 - Sirch; Tilman ; et al.	2008-01-03
Method for producing 1, 6 hexane diol Grant 7,307,194 - Sirch , et al. December 11, 2	2007-12-11
Hydrogenation of methylolalkanals App 20070282135 - Maas; Steffen ; et al.	2007-12-06
Method for increasing yield in the production of polyvalent alcohols by splitting by-products containing acetal Grant 7,301,058 - Wartini , et al. November 27, 2	2007-11-27
Method for the hydrodecomposition of ammonium formates in polyolcontaining reaction mixtures App 20070197837 - Koch; Michael ; et al.	2007-08-23
Method for producing polyesterpolyols of polyvalent alcohols Grant 7,241,914 - Wartini , et al. July 10, 2	2007-07-10
Method for producing 1, 6 hexane diol App 20070112225 - Sirch; Tilman ; et al.	2007-05-17
Method for the isolation of trimethylolpropane from a reaction mixture Grant 7,112,707 - Sirch , et al. September 26, 2	2006-09-26
Preparation of 1,6-hexanediol Grant 7,064,239 - Fischer , et al. June 20, 2	2006-06-20
Method for the production of 1,6-hexanediol App 20060014988 - Fischer; Rolf-Hartmuth ; et al.	2006-01-19
Method for increasing yield in the production of polyvalent alcohols by splitting by-products containing acetal App 20050256346 - Wartini, Alexander ; et al.	2005-11-17
Method for producing polyesterpolyols of polyvalent alcohols App 20050203268 - Wartini, Alexander ; et al.	2005-09-15
Method for producing polyetherols App 20050148802 - Wartini, Alexander ; et al.	2005-07-07
Method for the decomposition of ammonium formates in reaction mixtures containing polyol Grant 6,914,164 - Koch , et al. July 5, 2	2005-07-05
Method for producing (meth) acrylic acid esters of polyhydric alcohols App 20050010065 - Wartini, Alexander ; et al.	2005-01-13
Method for the isolation of trimethylol propane from a reaction mixture App 20040267055 - Sirch, Tilman ; et al.	2004-12-30
Method for the decomposition of ammonium formates in reaction mixtures containing polyol App 20040254408 - Koch, Michael ; et al.	2004-12-16

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