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Krefeld, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Polyurethane foams based on polyethercarbonate polyols
Patent number
11,345,775
Issue date
May 31, 2022
Covestro Deutschland AG
Bert Klesczewski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of polyether polyols
Patent number
11,130,842
Issue date
Sep 28, 2021
Covestro Deutschland AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
10,836,858
Issue date
Nov 17, 2020
Covestro Deutschland AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of polyoxymethylene block copolymers
Patent number
10,759,902
Issue date
Sep 1, 2020
Covestro Deutschland AG
Ilja Peckermann
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
10,662,314
Issue date
May 26, 2020
Covestro Deutschland AG
Kai Laemmerhold
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Use of alcohols which contain at least two urethane groups for prod...
Patent number
10,519,276
Issue date
Dec 31, 2019
Covestro Deutschland AG
Urs Rauwald
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Use of alcohols containing at least two urethane groups for prepara...
Patent number
10,487,175
Issue date
Nov 26, 2019
Covestro Deutschland AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for purifying polycarbonate polyols and purifying apparatus...
Patent number
10,421,836
Issue date
Sep 24, 2019
Covestro Deutschland AG
Jörg Hofmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for preparing polyether carbonate polyols
Patent number
10,239,995
Issue date
Mar 26, 2019
Covestro Deutschland AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyurethane foams based on polyether carbonate polyols
Patent number
10,233,298
Issue date
Mar 19, 2019
Covestro Deutschland AG
Bert Klesczewski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for the production of polyether carbonate polyols and device...
Patent number
10,208,162
Issue date
Feb 19, 2019
Covestro Deutschland AG
Stefanie Braun
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
10,138,328
Issue date
Nov 27, 2018
Covestro Deutschland AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
10,125,217
Issue date
Nov 13, 2018
Covestro Deutschland AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Mixtures of polyether carbonate polyols and polyether polyols for p...
Patent number
10,106,641
Issue date
Oct 23, 2018
Covestro Deutschland AG
Bert Klesczewski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of polyoxymethylene block copolymers
Patent number
10,093,772
Issue date
Oct 9, 2018
Covestro Deutschland AG
Ilja Peckermann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
10,040,901
Issue date
Aug 7, 2018
Covestro Deutschland AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hydroxy-aminopolymers and method for producing same
Patent number
9,994,672
Issue date
Jun 12, 2018
Covestro Deutschland AG
Klaus Lorenz
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of urethane alcohols for preparing polyether carbonate polyols
Patent number
9,957,352
Issue date
May 1, 2018
Covestro Deutschland AG
Jörg Hofmann
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Etherified lactate esters, method for the production thereof and us...
Patent number
9,826,734
Issue date
Nov 28, 2017
Clariant International Ltd.
Peter Baur
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
9,815,965
Issue date
Nov 14, 2017
Covestro Deutschland AG
Kai Laemmerhold
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Hydroxy amino polymer and use thereof in polyurea/polyurethane tiss...
Patent number
9,757,492
Issue date
Sep 12, 2017
Adhesys Medical GmbH
Heike Heckroth
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of urethane alcohols for preparation of polyether polyols
Patent number
9,714,216
Issue date
Jul 25, 2017
Covestro Deutschland AG
Jörg Hofmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polyether carbonate polyol production method
Patent number
9,676,905
Issue date
Jun 13, 2017
Covestro Deutschland AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hydroxy amino polymer and use thereof in polyurea/polyurethane tiss...
Patent number
9,580,540
Issue date
Feb 28, 2017
Adhesys Medical GmbH
Heike Heckroth
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Isocyanate-functional prepolymer for a biologically degradable fabr...
Patent number
9,468,701
Issue date
Oct 18, 2016
Adhesys Medical GmbH
Heike Heckroth
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for the preparation of polyether carbonate polyols
Patent number
9,382,417
Issue date
Jul 5, 2016
Covestro Deutschland AG
Christoph Gürtler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Isocyanate-functional prepolymer for a biologically degradable fabr...
Patent number
9,375,509
Issue date
Jun 28, 2016
Medical Adhesive Revolution GmbH
Heike Heckroth
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for the preparation of polyricinoleic acid ester polyols ha...
Patent number
9,328,196
Issue date
May 3, 2016
Bayer MaterialScience AG
Hartmut Nefzger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of polyether carbonate polyols
Patent number
9,315,622
Issue date
Apr 19, 2016
Covestro Deutschland AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyether carbonate polyol production method
Patent number
9,273,183
Issue date
Mar 1, 2016
Covestro Deutschland AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Flame retardant soft ether foams
Publication number
20200407500
Publication date
Dec 31, 2020
COVESTRO DEUTSCHLAND AG
Bert Klesczewski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYMERIC RING-OPENING PRODUCTS
Publication number
20200190261
Publication date
Jun 18, 2020
COVESTRO DEUTSCHLAND AG
Christoph GÜRTLER
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20190322801
Publication date
Oct 24, 2019
COVESTRO DEUTSCHLAND AG
Jörg HOFMANN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER POLYOLS COMPRISING A POLYETHER CARBONATE POLYOL AS THE BASE...
Publication number
20190284322
Publication date
Sep 19, 2019
COVESTRO DEUTSCHLAND AG
JORG HOFMANN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20190085121
Publication date
Mar 21, 2019
COVESTRO DEUTSCHLAND AG
Jörg HOFMANN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR THE PREPARATION OF POLYETHER POLYOLS
Publication number
20190002634
Publication date
Jan 3, 2019
COVESTRO DEUTSCHLAND AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR THE PRODUCTION OF POLYOXYMETHYLENE BLOCK COPOLYMERS
Publication number
20180371159
Publication date
Dec 27, 2018
COVESTRO DEUTSCHLAND AG
Ilja Peckermann
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
USE OF ALCOHOLS CONTAINING AT LEAST TWO URETHANE GROUPS FOR PREPARA...
Publication number
20180312632
Publication date
Nov 1, 2018
COVESTRO DEUTSCHLAND AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
USE OF ALCOHOLS WHICH CONTAIN AT LEAST TWO URETHANE GROUPS FOR PROD...
Publication number
20180291149
Publication date
Oct 11, 2018
COVESTRO DEUTSCHLAND AG
Urs Rauwald
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYURETHANE FOAMS BASED ON POLYETHERCARBONATE POLYOLS
Publication number
20180273674
Publication date
Sep 27, 2018
Bert Klesczewski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYURETHANE FOAMS BASED ON POLYETHER CARBONATE POLYOLS
Publication number
20180265623
Publication date
Sep 20, 2018
COVESTRO DEUTSCHLAND AG
Bert Klesczewski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20180079890
Publication date
Mar 22, 2018
Covestro Deutschland AG
Kai Laemmerhold
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
VISCOELASTIC FLEXIBLE POLYURETHANE FOAMS BASED ON POLYETHER CARBONA...
Publication number
20180044464
Publication date
Feb 15, 2018
COVESTRO DEUTSCHLAND AG
Bert Klesczewski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PREPARING POLYETHER CARBONATE POLYOLS
Publication number
20180009941
Publication date
Jan 11, 2018
COVESTRO DEUTSCHLAND AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20170321005
Publication date
Nov 9, 2017
COVESTRO DEUTSCHLAND AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR THE PREPARATION OF POLYETHERCARBONATE POLYOLS
Publication number
20170233526
Publication date
Aug 17, 2017
COVESTRO DEUTSCHLAND AG
Stefanie Braun
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for the Production of Polyether Carbonate Polyols and Device...
Publication number
20170198092
Publication date
Jul 13, 2017
COVESTRO DEUTSCHLAND AG
Stefanie Braun
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process for Purifying Polycarbonate Polyols and Purifying Apparatus...
Publication number
20170152345
Publication date
Jun 1, 2017
COVESTRO DEUTSCHLAND AG
Jörg Hofmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method for Producing Polyether Carbonate Polyols
Publication number
20170137569
Publication date
May 18, 2017
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HYDROXY AMINO POLYMER AND USE THEREOF IN POLYUREA/POLYURETHANE TISS...
Publication number
20170119921
Publication date
May 4, 2017
Heike Heckroth
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PROCESS FOR THE PRODUCTION OF POLYOXYMETHYLENE BLOCK COPOLYMERS
Publication number
20170096526
Publication date
Apr 6, 2017
COVESTRO DEUTSCHLAND AG
Ilja Peckermann
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYURETHANE FOAMS BASED ON POLYETHER CARBONATE POLYOLS
Publication number
20170044341
Publication date
Feb 16, 2017
COVESTRO DEUTSCHLAND AG
BERT KLESCZEWSKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER POLYOLS COMPRISING A POLYETHER CARBONATE POLYOL AS THE BASE...
Publication number
20160333129
Publication date
Nov 17, 2016
COVESTRO DEUTSCHLAND AG
JORG HOFMANN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
USE OF URETHANE ALCOHOLS FOR PREPARING POLYETHER CARBONATE POLYOLS
Publication number
20160319070
Publication date
Nov 3, 2016
COVESTRO DEUTSCHLAND AG
Jörg HOFMANN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MIXTURES OF POLYETHER CARBONATE POLYOLS AND POLYETHER POLYOLS FOR P...
Publication number
20160297919
Publication date
Oct 13, 2016
COVESTRO DEUTSCHLAND AG
BERT KLESCZEWSKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
USE OF URETHANE ALCOHOLS FOR PREPARATION OF POLYETHER POLYOLS
Publication number
20160264519
Publication date
Sep 15, 2016
COVESTRO DEUTSCHLAND AG
Jörg HOFMANN
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ISOCYANATE-FUNCTIONAL PREPOLYMER FOR A BIOLOGICALLY DEGRADABLE FABR...
Publication number
20160256595
Publication date
Sep 8, 2016
Medical Adhesive Revolution GmbH
Heike Heckroth
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20160208080
Publication date
Jul 21, 2016
COVESTRO DEUTSCHLAND AG
Kai Laemmerhold
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHER CARBONATE POLYOL PRODUCTION METHOD
Publication number
20150259475
Publication date
Sep 17, 2015
Bayer MaterialScience AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHER CARBONATE POLYOL PRODUCTION METHOD
Publication number
20150225503
Publication date
Aug 13, 2015
Bayer MaterialScience AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...