Gropp; Udo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Gropp; Udo.The latest application filed is for "method for hydrolysing acetone cyanohydrin".

Company Profile

1.23.22

Gropp; Udo - Bad Endorf N/A DE
Gropp; Udo - Endorf DE
Gropp; Udo - Heppenheim 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 and apparatus for preparing alkyl esters of methacrylic acid Grant 9,637,574 - Gropp , et al. May 2, 2	2017-05-02
Method for hydrolysing acetone cyanohydrin Grant 9,458,083 - Selbach , et al. October 4, 2	2016-10-04
Metering ring Grant 9,169,194 - Sartorelli , et al. October 27, 2	2015-10-27
Method For Hydrolysing Acetone Cyanohydrin App 20150045577 - Selbach; Arndt ; et al.	2015-02-12
Transesterification methods Grant 8,889,899 - Ackermann , et al. November 18, 2	2014-11-18
Reactor for preparing hydrogen cyanide by the Andrussow process Grant 8,802,020 - Schaefer , et al. August 12, 2	2014-08-12
Method for producing methacrylic alkyl esters by way of azeotropic distillation Grant 8,586,779 - Gropp , et al. November 19, 2	2013-11-19
Method for producing methacrylic acid Grant 8,575,388 - Gropp , et al. November 5, 2	2013-11-05
Metering Ring App 20130211140 - SARTORELLI; Lorenza ; et al.	2013-08-15
Method for purifying methacrylic acid Grant 8,389,762 - Gropp , et al. March 5, 2	2013-03-05
Method for producing acetone cyanohydrin and the subsequent products thereof by specific cooling Grant 8,334,399 - Gropp , et al. December 18, 2	2012-12-18
Method for the adsorptive purification of alkyl methacrylates Grant 8,324,424 - Gropp , et al. December 4, 2	2012-12-04
Production by distillation of acetone cyanhydrin and method for producing methacrylic ester and subsequent products Grant 8,143,434 - Gropp , et al. March 27, 2	2012-03-27
Process for preparing cyanohydrins and their use in the preparation of alkyl esters of methacrylic acid Grant 8,129,559 - Gropp , et al. March 6, 2	2012-03-06
Metering Ring App 20120010430 - Sartorelli; Lorenza ; et al.	2012-01-12
Method For Producing Methacrylic Acid App 20120004460 - Gropp; Udo ; et al.	2012-01-05
Methods for producing alkyl(meth)acrylates Grant 7,999,130 - Ackermann , et al. August 16, 2	2011-08-16
Reactor For Preparing Hydrogen Cyanide By The Andrussow Process App 20110171101 - Schaefer; Thomas ; et al.	2011-07-14
Method For Producing Methacrylic Acid App 20100331572 - Gropp; Udo ; et al.	2010-12-30
Method For Purifying Methacrylic Acid App 20100314239 - Gropp; Udo ; et al.	2010-12-16
Method For Amidating Of Nitrile In The Presence Of Sulfuric Acid App 20100249449 - Sartorelli; Lorenza ; et al.	2010-09-30
Process For Preparing Cyanohydrins And Their Use In The Preparation Of Alkyl Esters Of Methacrylic Acid App 20100076214 - Gropp; Udo ; et al.	2010-03-25
Integrated Process And Apparatus For Preparing Esters Of Methacrylic Acid From Acetone And Hydrocyanic Acid App 20100069662 - Gropp; Udo ; et al.	2010-03-18
Production By Distillation Of Acetone Cyanhydrin And Method For Producing Methacrylic Ester And Subsequent Products App 20100069594 - Gropp; Udo ; et al.	2010-03-18
Process And Apparatus For Preparing Alkyl Esters Of Methacrylic Acid App 20100056742 - Gropp; Udo ; et al.	2010-03-04
Method For Producing Methacrylic Alkyl Esters By Way Of Azeotropic Distillation App 20100029881 - Gropp; Udo ; et al.	2010-02-04
Method For The Adsorptive Purification Of Alkyl Methacrylates App 20100004417 - Gropp; Udo ; et al.	2010-01-07
Method For Producing Acetone Cyanhydrin And The Subsequent Products Thereof By Specific Cooling App 20090299023 - Gropp; Udo ; et al.	2009-12-03
Process For Preparing Alpha-hydroxycarboxylic Acids App 20090209781 - Ackermann; Jochen ; et al.	2009-08-20
Method for producing alpha-hydroxycarboxylic acids and the esters thereof Grant 7,423,173 - Krill , et al. September 9, 2	2008-09-09
Methods For Producing Alkyl(Meth)Acrylates App 20080194875 - Ackermann; Jochen ; et al.	2008-08-14
Transesterification Methods App 20080194862 - Ackermann; Jochen ; et al.	2008-08-14
Method for producing alpha-hydroxycarboxylic acids and the esters thereof App 20070173664 - Krill; Steffen ; et al.	2007-07-26
Method for the continuous production of alkyl (meth)acrylates Grant 6,977,310 - Ackermann , et al. December 20, 2	2005-12-20
Method for the continuous production of alkyl (meth)acrylates App 20050119500 - Ackermann, Jochen ; et al.	2005-06-02

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