Hermann Seibert

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Kaiserslautern, DE

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Patents Grantslast 30 patents

Information Patent Grant
Thermostable microporous polymethacrylimide foams
- Patent number 8,722,751
- Issue date May 13, 2014
- Evonik Rohm GmbH
- Jonas Scherble
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method for producing polymethacrylimide foams
- Patent number 7,169,339
- Issue date Jan 30, 2007
- Roehm GmbH & Co KG
- Peter Stein
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for a diaphragm for electroacoustic transducers
- Patent number 6,655,001
- Issue date Dec 2, 2003
- Roehm GmbH & Co., KG
- Dirk Roosen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Process for the production of polymethacrylimide foam materials
- Patent number 5,928,459
- Issue date Jul 27, 1999
- Roehm GmbH Chemische Fabrik
- Werner Geyer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Insulation layer for fire-proofed rooms
- Patent number 5,849,407
- Issue date Dec 15, 1998
- Roehm GmbH Chemische Fabrik
- Hermann Seibert
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

Information Patent Application
Thermostable microporous polymethacrylimide foams
- Publication number 20070077442
- Publication date Apr 5, 2007
- Jonas Scherble
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Derivatisation of polymethacrylimides with a high molecular weight
- Publication number 20060035992
- Publication date Feb 16, 2006
- ROEHM GMBH & CO. KG
- Peter Stein
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method of producing polymethacrylimide foams
- Publication number 20040235973
- Publication date Nov 25, 2004
- Peter Stein
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL