Hartwig Grammes

Person

Leverkusen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Plastic composite elements and a process for the production thereof
- Patent number 7,989,516
- Issue date Aug 2, 2011
- Bayer MaterialScience AG
- Peter Haas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Plastic composite elements and a process for the production thereof
- Patent number 7,273,656
- Issue date Sep 25, 2007
- Bayer MaterialScience AG
- Peter Haas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Activators for the production of polyurethane foams
- Patent number 6,759,363
- Issue date Jul 6, 2004
- Bayer Aktiengesellschaft
- Peter Haas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of composite bodies
- Patent number 5,445,879
- Issue date Aug 29, 1995
- Bayer Aktiengesellschaft
- Ulrich Liman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Gel compounds, their production and use
- Patent number 5,362,834
- Issue date Nov 8, 1994
- Bayer Aktiengesellschaft
- Dietmar Schapel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of polyurethane foams
- Patent number 5,350,781
- Issue date Sep 27, 1994
- Bayer Aktiengesellschaft
- Ulrich Liman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing integral skin molded foams
- Patent number 5,342,856
- Issue date Aug 30, 1994
- Bayer Aktiengesellschaft
- Christian Weber
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Use of polyhydroxyalkyl monoureas for polyurethane foams, dispersio...
- Patent number 4,546,121
- Issue date Oct 8, 1985
- Bayer Aktiengesellschaft
- Peter Haas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyhydroxyalkyl polycarbonamides for the production of flame-resis...
- Patent number 4,540,626
- Issue date Sep 10, 1985
- Bayer AG
- Peter Haas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Plastic composite elements and a process for the production thereof
- Publication number 20080113185
- Publication date May 15, 2008
- Peter Haas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Plastic composite elements and a process for the production thereof
- Publication number 20060057395
- Publication date Mar 16, 2006
- Peter Haas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Activators for the production of polyurethane foams
- Publication number 20020123597
- Publication date Sep 5, 2002
- Peter Haas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Hartwig Grammes

Person

Patents Grantslast 30 patents

Plastic composite elements and a process for the production thereof

Plastic composite elements and a process for the production thereof

Activators for the production of polyurethane foams

Process for the preparation of composite bodies

Gel compounds, their production and use

Process for the production of polyurethane foams

Process for producing integral skin molded foams

Use of polyhydroxyalkyl monoureas for polyurethane foams, dispersio...

Polyhydroxyalkyl polycarbonamides for the production of flame-resis...

Patents Applicationslast 30 patents

Plastic composite elements and a process for the production thereof

Plastic composite elements and a process for the production thereof

Activators for the production of polyurethane foams