Peter Wenzl

Person

Cologne, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method of producing amines
- Patent number 7,205,440
- Issue date Apr 17, 2007
- LANXESS Deutschland GmbH
- Peter Wenzl
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of strongly basic anion exchangers usin...
- Patent number 6,716,889
- Issue date Apr 6, 2004
- Bayer Aktiengesellschaft
- Holger Lütjens
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermally-responsive record material
- Patent number 6,294,502
- Issue date Sep 25, 2001
- Bayer Aktiengesellschaft
- Mark Robert Fisher
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermally-responsive record material
- Patent number 6,015,771
- Issue date Jan 18, 2000
- Bayer Aktiengesellschaft
- Mark Robert Fisher
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Process for the preparation of 2-mercaptoalkyl-sulphides and 2-merc...
- Patent number 4,355,185
- Issue date Oct 19, 1982
- Agfa-Gevaert Aktiengesellschaft
- Peter Bergthaller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 1-amino-2-ethoxy-naphthalene-6-sulph...
- Patent number 4,341,719
- Issue date Jul 27, 1982
- Bayer Aktiengesellschaft
- Rolf Putter
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 2-hydroxycarbazoles
- Patent number 4,137,238
- Issue date Jan 30, 1979
- Bayer Aktiengesellschaft
- Friedrich Werner
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for producing amines
- Publication number 20050113582
- Publication date May 26, 2005
- Peter Wenzl
- C07 - ORGANIC CHEMISTRY

Peter Wenzl

Person

Patents Grantslast 30 patents

Method of producing amines

Process for the preparation of strongly basic anion exchangers usin...

Thermally-responsive record material

Thermally-responsive record material

Process for the preparation of 2-mercaptoalkyl-sulphides and 2-merc...

Process for the preparation of 1-amino-2-ethoxy-naphthalene-6-sulph...

Process for the preparation of 2-hydroxycarbazoles

Patents Applicationslast 30 patents

Method for producing amines