Katrin Joschek

Follow

Person

Koln, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for producing 5-nitro-3,4-dihydro-1(H)-naphthalinone, 1,5-n...
- Patent number 7,202,378
- Issue date Apr 10, 2007
- Bayer MaterialScience AG
- Joachim Zechlin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1-5-...
- Patent number 7,057,071
- Issue date Jun 6, 2006
- Bayer MaterialScience AG
- Joachim Zechlin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of 1,5-naphthalenediamine
- Patent number 6,706,924
- Issue date Mar 16, 2004
- Bayer Aktiengesellschaft
- Michael Schelhaas
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for producing 5-nitro-3,4-dihydro-1(H)-naphthalinone, 1,5-n...
- Publication number 20060183946
- Publication date Aug 17, 2006
- Joachim Zechlin
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1,5-...
- Publication number 20060178526
- Publication date Aug 10, 2006
- Joachim Zechlin
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1-5-...
- Publication number 20030229252
- Publication date Dec 11, 2003
- Joachim Zechlin
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing 4,5-dihydro-1,3-thiazoles
- Publication number 20030078433
- Publication date Apr 24, 2003
- Katrin Joschek
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the production of 1,5-naphthalenediamine
- Publication number 20020103401
- Publication date Aug 1, 2002
- Michael Schelhaas
- C07 - ORGANIC CHEMISTRY