Presafer (Qingyuan) Phosphor Chemical Company Limited

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing dialkylphosphinate and a product thereof
- Patent number 9,802,970
- Issue date Oct 31, 2017
- NINGBO INST. OF MATERIALS TECH. & ENG., CHINESE ACAD. OF SCIENCES
- Qiang Yao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation method for a water-insoluble crystal form II ammonium p...
- Patent number 8,496,901
- Issue date Jul 30, 2013
- Presafer (Qingyuan) Phosphor Chemical Company Limited
- Sizheng Xie
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Preparation Method for a Water-Insoluble Crystal Form II Ammonium P...
- Publication number 20120207660
- Publication date Aug 16, 2012
- Presafer (Qingyuan) Phosphor Chemical Company Limited
- Sizheng Xie
- C01 - INORGANIC CHEMISTRY

Trademarklast 30 trademarks

Information Trademark
79130380 - PRESAFER
- Serial number 79130380
- Registration number 4460643
- Filing date Feb 26, 2013
- Presafer (Qingyuan) Phosphor Chemical Company Limited
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
79130998 - PPC
- Serial number 79130998
- Registration number 4457165
- Filing date Feb 26, 2013
- Presafer (Qingyuan) Phosphor Chemical Company Limited
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry