CHARNA CHEMICALS LTD

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BEIJING 100029, CN

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing 1,2-dialkoxy-3-fluorobenzene
- Patent number 7,928,268
- Issue date Apr 19, 2011
- Asahi Glass Company, Limited
- Mingjian Qiu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 1,2-dialkoxy-3-fluorobenzene
- Patent number 7,786,330
- Issue date Aug 31, 2010
- Asahi Glass Company, Limited
- Mingjian Qiu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pharmaceutical formulation for nasal administration
- Patent number 6,623,732
- Issue date Sep 23, 2003
- Highchem Company, Ltd.
- Xin Fang Ma
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Process for producing 1,2-dialkoxy-3-fluorobenzene
- Publication number 20100286451
- Publication date Nov 11, 2010
- ASAHI GLASS COMPANY, LIMITED
- Mingjian Qiu
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing 1,2-dialkoxy-3-fluorobenzene
- Publication number 20090227817
- Publication date Sep 10, 2009
- ASAHI GLASS COMPANY, LIMITED
- Mingjian Qiu
- C07 - ORGANIC CHEMISTRY

Trademarklast 30 trademarks