Charles C. Cumbo

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Wilmington, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing alkanediols by electrochemical coupling of ha...
- Patent number 4,324,625
- Issue date Apr 13, 1982
- E. I. Du Pont de Nemours and Company
- Charles C. Cumbo
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for the preparation of 2-methyl-1,3-propanediol
- Patent number 4,096,192
- Issue date Jun 20, 1978
- E. I. Du Pont de Nemours and Company
- Kamlesh Kumar Bhatia
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of butanediol
- Patent number 4,024,197
- Issue date May 17, 1977
- E. I. Du Pont de Nemours and Company
- Charles C. Cumbo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mixture of 2(2'-propanal)-5-methyl-1,3-dioxane and 2(3'-propanal)-5...
- Patent number 3,963,755
- Issue date Jun 15, 1976
- E. I. Du Pont de Nemours and Company
- Charles C. Cumbo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-Vinyl-5-methyl-1,3-dioxane
- Patent number 3,963,754
- Issue date Jun 15, 1976
- E. I. Du Pont de Nemours and Company
- Charles C. Cumbo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of an olated chromium (III) nitrate
- Patent number 3,950,506
- Issue date Apr 13, 1976
- Charles C. Cumbo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL