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Karl KUHMANN
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Duelmen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Flexible tube having high temperature resistance
Patent number
11,504,939
Issue date
Nov 22, 2022
Evonik Operations GmbH
Karl Kuhmann
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Adhesion promoter compositions and primer compositions for metal-pl...
Patent number
11,078,390
Issue date
Aug 3, 2021
Evonik Operations GmbH
Willi Henkenjohann
B32 - LAYERED PRODUCTS
Information
Patent Grant
Process for producing a metal-plastic hybrid component
Patent number
10,603,872
Issue date
Mar 31, 2020
Evonik Operations GmbH
Maximilian Gruhn
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Multilayer composite comprising layers of partly aromatic polyamides
Patent number
10,464,296
Issue date
Nov 5, 2019
Evonik Degussa GmbH
Jasmin Berger
B32 - LAYERED PRODUCTS
Information
Patent Grant
Adhesion promoter compositions and primer compositions for metal-pl...
Patent number
10,273,390
Issue date
Apr 30, 2019
Evonik Degussa GmbH
Willi Henkenjohann
B32 - LAYERED PRODUCTS
Information
Patent Grant
Metal-plastic hybrid component
Patent number
10,246,575
Issue date
Apr 2, 2019
Evonik Degussa GmbH
Karl Kuhmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Flexible pipe having a multi-layered structure
Patent number
9,314,989
Issue date
Apr 19, 2016
Evonik Degussa GmbH
Karl Kuhmann
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Flexible pipe and process for production thereof
Patent number
9,309,998
Issue date
Apr 12, 2016
Evonik Degussa GmbH
Karl Kuhmann
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Temperature-controllable pipe
Patent number
9,151,418
Issue date
Oct 6, 2015
Evonik Degussa GmbH
Rainer Goering
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Temperature-controllable pipe suitable for offshore applications
Patent number
9,133,965
Issue date
Sep 15, 2015
Evonik Degussa GmbH
Rainer Goering
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Plastic composite moulded bodies obtainable by welding in an electr...
Patent number
8,524,342
Issue date
Sep 3, 2013
Evonik Degussa GmbH
Harald Häger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Use of a polyamide molding composition with high melt stiffness for...
Patent number
8,303,873
Issue date
Nov 6, 2012
Evonik Degussa GmbH
Andreas Dowe
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Process for production of a composite
Patent number
8,007,916
Issue date
Aug 30, 2011
Evonik Degussa GmbH
Karl Kuhmann
B32 - LAYERED PRODUCTS
Information
Patent Grant
Coolant line
Patent number
7,939,151
Issue date
May 10, 2011
Evonik Degussa GmbH
Karl Kuhmann
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Air brake line
Patent number
7,579,058
Issue date
Aug 25, 2009
Degussa GmbH
Andreas Dowe
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
THERMOPLASTIC COMPOSITIONS OF POLYETHERETHERKETONES HAVING IMPROVED...
Publication number
20230272190
Publication date
Aug 31, 2023
Evonik Operations GmbH
Karl KUHMANN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ADHESION PROMOTER COMPOSITIONS AND PRIMER COMPOSITIONS FOR METAL-PL...
Publication number
20190185724
Publication date
Jun 20, 2019
EVONIK DEGUSSA GmbH
Willi Henkenjohann
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MULTILAYER HOLLOW BODY HAVING HIGH LEACHING RESISTANCE
Publication number
20180080586
Publication date
Mar 22, 2018
EVONIK DEGUSSA GmbH
Jasmin BERGER
B32 - LAYERED PRODUCTS
Information
Patent Application
METAL-PLASTIC HYBRID COMPONENT
Publication number
20170121503
Publication date
May 4, 2017
EVONIK DEGUSSA GmbH
Karl KUHMANN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MULTILAYER COMPOSITE COMPRISING LAYERS OF PARTLY AROMATIC POLYAMIDES
Publication number
20160271919
Publication date
Sep 22, 2016
EVONIK DEGUSSA GmbH
Jasmin BERGER
B32 - LAYERED PRODUCTS
Information
Patent Application
FIBRE COMPOSITE HYBRID COMPONENTS
Publication number
20150375478
Publication date
Dec 31, 2015
EVONIK DEGUSSA GmbH
Maximilian GRUHN
B32 - LAYERED PRODUCTS
Information
Patent Application
ADHESION PROMOTER COMPOSITIONS AND PRIMER COMPOSITIONS FOR METAL-PL...
Publication number
20150361316
Publication date
Dec 17, 2015
EVONIK DEGUSSA GmbH
Willi HENKENJOHANN
B32 - LAYERED PRODUCTS
Information
Patent Application
PROCESS FOR PRODUCING A METAL-PLASTIC HYBRID COMPONENT
Publication number
20150361304
Publication date
Dec 17, 2015
EVONIK DEGUSSA GmbH
Maximilian GRUHN
B32 - LAYERED PRODUCTS
Information
Patent Application
SPORTS SHOE COMPRISING STUDS OR STUD RECEIVERS
Publication number
20150282566
Publication date
Oct 8, 2015
Evonik Industries AG
Maximilian Gruhn
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPRESSED-AIR BRAKE LINE
Publication number
20140338780
Publication date
Nov 20, 2014
Evonik Industries AG
Michael Beyer
B60 - VEHICLES IN GENERAL
Information
Patent Application
FLEXIBLE PIPE HAVING A MULTI-LAYERED STRUCTURE
Publication number
20130032239
Publication date
Feb 7, 2013
Karl Kuhmann
B32 - LAYERED PRODUCTS
Information
Patent Application
FLEXIBLE PIPE HAVING A DIFFUSION BARRIER
Publication number
20130032240
Publication date
Feb 7, 2013
EVONIK DEGUSSA GmbH
Karl Kuhmann
B32 - LAYERED PRODUCTS
Information
Patent Application
FLEXIBLE PIPE AND PROCESS FOR PRODUCTION THEREOF
Publication number
20130025735
Publication date
Jan 31, 2013
EVONIK DEGUSSA GmbH
Karl Kuhmann
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
FLEXIBLE TUBE HAVING HIGH TEMPERATURE RESISTANCE
Publication number
20130025734
Publication date
Jan 31, 2013
EVONIK DEGUSSA GmbH
Karl Kuhmann
B32 - LAYERED PRODUCTS
Information
Patent Application
TEMPERATURE-CONTROLLABLE PIPE SUITABLE FOR OFFSHORE APPLICATIONS
Publication number
20120279577
Publication date
Nov 8, 2012
EVONIK DEGUSSA GmbH
Rainer GOERING
E21 - EARTH DRILLING MINING
Information
Patent Application
TEMPERATURE-CONTROLLABLE PIPE
Publication number
20120275774
Publication date
Nov 1, 2012
EVONIK DEGUSSA GmbH
Rainer Goering
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
PROCESS FOR PRODUCING PLASTIC RODS
Publication number
20120232531
Publication date
Sep 13, 2012
EVONIK DEGUSSA GmbH
Rainer Goering
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
TRANSPARENT PART
Publication number
20100062272
Publication date
Mar 11, 2010
EVONIK DEGUSSA GmbH
Roland Wursche
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR DECORATING SURFACES
Publication number
20090044906
Publication date
Feb 19, 2009
EVONIK DEGUSSA GmbH
Rainer Goring
B44 - DECORATIVE ARTS
Information
Patent Application
Plastic Composite Moulded Bodies Obtainable by Welding in an Electr...
Publication number
20080292824
Publication date
Nov 27, 2008
EVONIK DEGUSSA GmbH
Harald Haeger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Welding Method by Means of Electromagnetic Radiation
Publication number
20080217821
Publication date
Sep 11, 2008
Rainer Goring
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
AIR BRAKE LINE
Publication number
20070231520
Publication date
Oct 4, 2007
Degussa AG
Andreas Dowe
B32 - LAYERED PRODUCTS
Information
Patent Application
Coolant line
Publication number
20070148388
Publication date
Jun 28, 2007
Karl Kuhmann
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Use of a polyamide molding composition with high melt stiffness for...
Publication number
20070036998
Publication date
Feb 15, 2007
DEGUSSA AG
Andreas Dowe
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Process for production of a composite
Publication number
20060292387
Publication date
Dec 28, 2006
Degussa AG
Karl Kuhmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...