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Carsten Harfmann
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Frankfurt, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Dyes for polymer coloration, their preparation and their use
Patent number
9,051,468
Issue date
Jun 9, 2015
Clariant International LTD
Roxana Barbieru
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
N-alkoxylated 2,3-anthraquinonedicarboximides for polymer coloratio...
Patent number
8,466,189
Issue date
Jun 18, 2013
Clariant (Produkte) Deutschland GmbH
Gunter Görlitz
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
AGEING-RESISTANT SEALING SHEET
Publication number
20240051278
Publication date
Feb 15, 2024
Ewald Dorken AG
Thomas Bachon
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Multi-Layer Composite Film for the Construction Sector
Publication number
20170036429
Publication date
Feb 9, 2017
Ewald Dorken AG
Carsten Harfmann
B32 - LAYERED PRODUCTS
Information
Patent Application
SOLVENT WELDING AGENT AND USE OF A SOLVENT WELDING AGENT
Publication number
20150053345
Publication date
Feb 26, 2015
Ewald Dorken AG
Jörn Schröer
B32 - LAYERED PRODUCTS
Information
Patent Application
DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
Publication number
20130019415
Publication date
Jan 24, 2013
DyStar Colours Deutschland GmbH
Roxana Barbieru
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
Publication number
20120272462
Publication date
Nov 1, 2012
DyStar Colours Deutschland GmbH
Roxana Barbieru
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
Publication number
20120174324
Publication date
Jul 12, 2012
DyStar Colours Deutschland GmbH
Roxana Barbieru
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
N-ALKOXYLATED 2,3-ANTHRAQUINONEDICARBOXIMIDES FOR POLYMER COLORATIO...
Publication number
20110218276
Publication date
Sep 8, 2011
DyStar Colours Deutschland GmbH
Gunter Görlitz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DYES WITH POLYESTER SIDE CHAIN FOR POLYMER-COLORATION, THEIR PREPAR...
Publication number
20110092621
Publication date
Apr 21, 2011
DyStar Colours Deutschland GmbH
Gunter Görlitz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...