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Marco Roelofs
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Krefeld, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Polyformals as a coextrusion protective layer on polycarbonate
Patent number
7,691,477
Issue date
Apr 6, 2010
Bayer MaterialScience AG
Helmut-Werner Heuer
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Light-scattering shaped articles of high light transmission and the...
Patent number
7,582,720
Issue date
Sep 1, 2009
Bayer Material Science AG
Claus Rüdiger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate or polyester carbonate containing optical brighteners
Patent number
7,265,170
Issue date
Sep 4, 2007
Bayer MaterialScience AG
Rüdiger Gorny
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multilayer plastic composites and a method for the production thereof
Patent number
6,780,473
Issue date
Aug 24, 2004
Bayer Aktiengesellschaft
Jürgen Röhner
B32 - LAYERED PRODUCTS
Information
Patent Grant
Production of polyester carbonates
Patent number
6,734,278
Issue date
May 11, 2004
Bayer Aktiengesellschaft
Silke Kratschmer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Moulds With High Light Dispersion And High Light Transmission
Publication number
20080090958
Publication date
Apr 17, 2008
Bayer MaterialScience AG
Claus Rüdiger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyformals as a coextrusion protective layer on polycarbonate
Publication number
20060251900
Publication date
Nov 9, 2006
Helmut-Werner Heuer
B32 - LAYERED PRODUCTS
Information
Patent Application
Light-scattering shaped articles of high light transmission and the...
Publication number
20060198999
Publication date
Sep 7, 2006
Claus Rudiger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyformals as a coextrusion protective layer on polycarbonate
Publication number
20050031855
Publication date
Feb 10, 2005
Helmut-Werner Heuer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polycarbonate or polyester carbonate containing optical brighteners
Publication number
20040063821
Publication date
Apr 1, 2004
Rudiger Gorny
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Multi-layer product containing polycarbonate
Publication number
20040013882
Publication date
Jan 22, 2004
Rudiger Gorny
B32 - LAYERED PRODUCTS
Information
Patent Application
Multilayered article of manufacture
Publication number
20030152775
Publication date
Aug 14, 2003
Rudiger Gorny
B32 - LAYERED PRODUCTS
Information
Patent Application
Production of polyester carbonates
Publication number
20030139564
Publication date
Jul 24, 2003
Silke Kratschmer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polyester carbonate and a data carrier therefrom
Publication number
20030104234
Publication date
Jun 5, 2003
Friedrich-Karl Bruder
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...