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Thomas PFINGST
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Tonisvorst, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process for preparing a cycloaliphatic diester
Patent number
11,655,202
Issue date
May 23, 2023
Covestro Intellectual Property GmbH & Co. KG
Alexander Meyer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing polysiloxane-polycarbonate block cocondensates
Patent number
9,845,378
Issue date
Dec 19, 2017
Covestro Deutschland AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polysiloxane-polycarbonate block cocondensates
Patent number
9,845,379
Issue date
Dec 19, 2017
Covestro Deutschland AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polysiloxane-polycarbonate block cocondensate...
Patent number
9,828,463
Issue date
Nov 28, 2017
Covestro Deutschland AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Inhibition of catalytically active impurities in polycarbonate by t...
Patent number
7,250,483
Issue date
Jul 31, 2007
Bayer MaterialScience AG
Helmut-Werner Heuer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
Oligoesters Comprising Resorcinol and Iso- and/or Terephthalic Acid...
Publication number
20240166804
Publication date
May 23, 2024
COVESTRO DEUTSCHLAND AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyester Carbonates From Cycloaliphatic Diacids, 1,4:3,6-Dianhydro...
Publication number
20230340190
Publication date
Oct 26, 2023
COVESTRO DEUTSCHLAND AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyester Carbonates Having a Defined Proportion of Ester Groups
Publication number
20230167235
Publication date
Jun 1, 2023
COVESTRO DEUTSCHLAND AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyester Carbonates Consisting of Different Diols in a Defined Ratio
Publication number
20230145772
Publication date
May 11, 2023
COVESTRO DEUTSCHLAND AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyester Carbonates on the Basis of Cycloaliphatic Diacids, 1,4:3,...
Publication number
20230093326
Publication date
Mar 23, 2023
COVESTRO DEUTSCHLAND AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PREPARING A CYCLOALIPHATIC DIESTER
Publication number
20220119334
Publication date
Apr 21, 2022
Covestro Intellectual Property GmbH & Co. KG
Alexander MEYER
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYESTER CARBONATES FROM CYCLOALIPHATIC DIACIDS AND ALIPHATIC DIOL...
Publication number
20220073737
Publication date
Mar 10, 2022
Covestro Intellectual Property GmbH & Co. KG
Alexander MEYER
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
IR-TRANSPARENT SENSOR AND CAMERA SYSTEM FOR MOTOR VEHICLES
Publication number
20210382146
Publication date
Dec 9, 2021
Covestro Intellectual Property GmbH & Co. KG
Ulrich GROSSER
G01 - MEASURING TESTING
Information
Patent Application
PROCESS FOR PREPARING POLYSILOXANE-POLYCARBONATE BLOCK COCONDENSATE...
Publication number
20160244561
Publication date
Aug 25, 2016
COVESTRO DEUTSCHLAND AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PREPARING POLYSILOXANE-POLYCARBONATE BLOCK COCONDENSATES
Publication number
20160244558
Publication date
Aug 25, 2016
COVESTRO DEUTSCHLAND AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYSILOXANE-POLYCARBONATE BLOCK COCONDENSATES
Publication number
20160244560
Publication date
Aug 25, 2016
COVESTRO DEUTSCHLAND AG
Alexander Meyer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Inhibition of catalytically active impurities in polycarbonate by t...
Publication number
20060004178
Publication date
Jan 5, 2006
Helmut-Werner Heuer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...