Steven Arnold Dombchik

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Wilmington, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Corrosion inhibitor composition for steel
- Patent number 5,650,097
- Issue date Jul 22, 1997
- E. I. Du Pont de Nemours and Company
- Ernest Byron Wysong
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Sulfophenyl-azo-phenyl-azo-(4-hydroxyalkoxyphenyl) compounds
- Patent number 4,055,560
- Issue date Oct 25, 1977
- E. I. Du Pont de Nemours and Company
- Steven Arnold Dombchik
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Storage-stable concentrated aqueous solution of disazo acid dye
- Patent number 3,986,827
- Issue date Oct 19, 1976
- E. I. Du Pont de Nemours and Company
- Steven Arnold Dombchik
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...