Sobhy El-Hefnawi

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Mt.Holly, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Dimerized fatty acid based polyamides useful for clear candle and g...
- Patent number 6,423,304
- Issue date Jul 23, 2002
- Cognis Corporation
- Shailesh Shah
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Scuff and bloom resistant polyamide resin compositions
- Patent number 6,355,770
- Issue date Mar 12, 2002
- Cognis Corporation
- Timothy C. Vogel
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Modified carboxylated rosin polyamide/acrylics
- Patent number 5,183,847
- Issue date Feb 2, 1993
- BASF Corporation
- Sobhy El-Hefnawi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Dimerized fatty acid based polyamides useful for clear candle and g...
- Publication number 20020066224
- Publication date Jun 6, 2002
- Shailesh Shah
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...