Karl Heinz Neumann

Person

Sankt Augustin, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing substituted nitro benzoic acids by oxidation o...
- Patent number 7,094,923
- Issue date Aug 22, 2006
- Bayer Aktiengesellschaft
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing substituted nitro benzoic acids by oxidation o...
- Patent number 6,900,349
- Issue date May 31, 2005
- Bayer Aktiengesellschaft
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of aliphatic carbonates having a six-me...
- Patent number 5,861,107
- Issue date Jan 19, 1999
- Bayer Aktiengesellschaft
- Hans-Josef Buysch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for isolating hydroxypivalic acid from aqueous solution
- Patent number 5,859,296
- Issue date Jan 12, 1999
- Bayer Aktiengesellschaft
- Karl Heinz Neumann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of hydroxypivalic acid
- Patent number 5,801,276
- Issue date Sep 1, 1998
- Bayer Aktiengesellschaft
- Karl-Heinz Neumann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 2,3-dichloro-nitrobenzene
- Patent number 5,475,163
- Issue date Dec 12, 1995
- Bayer Aktiengesellschaft
- Karl H. Neumann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of o-hydroxy-benzaldehydes
- Patent number 5,130,493
- Issue date Jul 14, 1992
- Bayer Aktiengesellschaft
- Albert Schnatterer
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for producing substituted nitro benzoic acids by oxidation o...
- Publication number 20050165247
- Publication date Jul 28, 2005
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for producing substituted nitro benzoic acids by oxidation o...
- Publication number 20040039227
- Publication date Feb 26, 2004
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY

Karl Heinz Neumann

Person

Patents Grantslast 30 patents

Method for producing substituted nitro benzoic acids by oxidation o...

Method for producing substituted nitro benzoic acids by oxidation o...

Process for the preparation of aliphatic carbonates having a six-me...

Process for isolating hydroxypivalic acid from aqueous solution

Process for the preparation of hydroxypivalic acid

Process for the preparation of 2,3-dichloro-nitrobenzene

Process for the preparation of o-hydroxy-benzaldehydes

Patents Applicationslast 30 patents

Method for producing substituted nitro benzoic acids by oxidation o...

Method for producing substituted nitro benzoic acids by oxidation o...