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Wilfried Bartz
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Marl, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Composite having two or more layers, including an EVOH layer
Patent number
8,048,504
Issue date
Nov 1, 2011
Evonik Degussa GmbH
Guido Schmitz
B32 - LAYERED PRODUCTS
Information
Patent Grant
Molding composition based on polyetheramides
Patent number
7,582,342
Issue date
Sep 1, 2009
Degussa AG
Franz-Erich Baumann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Composite having two or more layers, including an EVOH layer
Patent number
7,175,896
Issue date
Feb 13, 2007
Degussa AG
Guido Schmitz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Molding composition based on polyetheramides
Patent number
6,884,485
Issue date
Apr 26, 2005
Degussa AG
Franz-Erich Baumann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Molding composition with good capability for blow molding
Patent number
6,677,015
Issue date
Jan 13, 2004
Degussa AG
Martin Himmelmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymer blend having good low-temperature impact strength
Patent number
6,579,581
Issue date
Jun 17, 2003
Degussa AG
Wilfried Bartz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric materials which can be inscribed by laser light
Patent number
5,053,440
Issue date
Oct 1, 1991
Huels Aktiengesellschaft
Ralf Schueler
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Thermoplastic molding compositions, and a process for the productio...
Patent number
4,985,494
Issue date
Jan 15, 1991
Huels Aktiengesellschaft
Ralf Schueler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic molding compositions, and a process for the productio...
Patent number
4,923,926
Issue date
May 8, 1990
Huels Aktiengesellschaft
Ralf Schueler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Impact-resistant polyester molding compounds
Patent number
4,920,174
Issue date
Apr 24, 1990
Huels Aktiengesellschaft
Wilfried Bartz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Impact-resistant polyamide molding compounds
Patent number
4,840,993
Issue date
Jun 20, 1989
Huels Aktiengesellschaft
Wilfried Bartz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Impact-resistant polyamide molding compounds
Patent number
4,755,552
Issue date
Jul 5, 1988
Huels Aktiengesellschaft
Hans Jadamus
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aqueous media for the treatment of wood and wooden materials and a...
Patent number
4,496,613
Issue date
Jan 29, 1985
Chemische Werke Huls AG
Hans-Dieter Zagefka
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Water-soluble polymers carrying quaternary ammonium groups, their p...
Patent number
4,379,890
Issue date
Apr 12, 1983
Chemische Werke Huels, Aktiengesellschaft
Alfred Konietzny
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Heat-curable aqueous coating compositions for anodic dip-electrocoa...
Patent number
4,312,730
Issue date
Jan 26, 1982
Chemische Werke Huels, A.G.
Wilfried Bartz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Heat-curable aqueous coating compositions
Patent number
4,309,260
Issue date
Jan 5, 1982
Chemische Werke Huels, A.G.
Wilfried Bartz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aqueous acid/amino 1,3-butadiene polymer reaction product agent for...
Patent number
4,269,626
Issue date
May 26, 1981
Chemische Werke Heuls, A.G.
Klaus Gorke
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Process for the purification of epoxy compounds
Patent number
4,233,202
Issue date
Nov 11, 1980
Chemische Werke Huels Aktiengesellschaft
Dieter Berger
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Liquid coating compositions containing little or no solvent
Patent number
4,204,014
Issue date
May 20, 1980
Chemische Werke Huels, A.G.
Jorg Dorffel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Composite having two or more layers, including an EVOH layer
Publication number
20060141188
Publication date
Jun 29, 2006
DEGUSA AG
Guido Schmitz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for increasing the molecular weight of polyamides
Publication number
20050038201
Publication date
Feb 17, 2005
Degussa AG
Roland Wursche
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Molding composition based on polyetheramides
Publication number
20050014842
Publication date
Jan 20, 2005
Degussa AG
Franz-Erich Baumann
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Composite having two or more layers, including an EVOH layer
Publication number
20040265527
Publication date
Dec 30, 2004
DEGUSA AG
Guido Schmitz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Molding composition based on polyetheramides
Publication number
20030162899
Publication date
Aug 28, 2003
Degussa AG
Franz-Erich Baumann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Composite having two or more layers, including an EVOH layer
Publication number
20020142118
Publication date
Oct 3, 2002
Degussa AG
Guido Schmitz
B32 - LAYERED PRODUCTS
Information
Patent Application
Molding composition with good capability for blow molding
Publication number
20020119267
Publication date
Aug 29, 2002
Degussa AG
Martin Himmelmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymer blend having good low-temperature impact strength
Publication number
20020019477
Publication date
Feb 14, 2002
DEGUSSA-HUELS AKTIENGESELLSCHAFT
Wilfried Bartz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...