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Patents Grantslast 30 patents

Information Patent Grant
Processes for the preparation of cephalosporin derivatives
- Patent number 7,622,577
- Issue date Nov 24, 2009
- CJ Cheiljedang Corporation
- Dae Won Seo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of cephem derivatives
- Patent number 7,544,797
- Issue date Jun 9, 2009
- CJ Cheiljedang Corporation
- Dae Won Seo
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESSES FOR THE PREPARATION OF CEPHEM DERIVATIVES
- Publication number 20090221815
- Publication date Sep 3, 2009
- CJ CHEILJEDANG CORPORATION
- Dae Won SEO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for the preparation of cephalosporin derivatives
- Publication number 20070083042
- Publication date Apr 12, 2007
- CJ Corporation
- Dae Won Seo
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for the preparation of cephem derivatives
- Publication number 20070060747
- Publication date Mar 15, 2007
- CJ Corporation
- Dae Won Seo
- C07 - ORGANIC CHEMISTRY