Dhrubo Bhattacharya

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New Delhi, IN

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Patents Grantslast 30 patents

Information Patent Grant
Self-priming chromate free corrosion resistant coating composition...
- Patent number 7,208,537
- Issue date Apr 24, 2007
- Rotomac Electricals PVT, Ltd.
- Dhrubo Bhattacharya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Self-priming coil coating composition and method
- Patent number 7,205,353
- Issue date Apr 17, 2007
- Rotomac Electricals Pvt. Ltd.
- Dhrubo Bhattacharya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Metal preservative coating composition and method
- Publication number 20100075163
- Publication date Mar 25, 2010
- Dhrubo Bhattacharya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Self-priming chromate free corrosion resistant coating composition...
- Publication number 20060063881
- Publication date Mar 23, 2006
- Dhrubo Bhattacharya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Self-priming coil coating composition and method
- Publication number 20040204538
- Publication date Oct 14, 2004
- Dhrubo Bhattacharya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...