Perl; Andreas

Patent Applications and Registrations

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

Company Profile

0.12.13

Perl; Andreas - Bobenheim-Roxheim 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 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
Method for producing methacrylic alkyl esters by way of azeotropic distillation Grant 8,586,779 - Gropp , et al. November 19, 2	2013-11-19
Metering Ring App 20130211140 - SARTORELLI; Lorenza ; et al.	2013-08-15
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 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

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