David R. Brittelli

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Nottingham, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Aminomethyl oxooxazolidinyl ethenylbenzene derivatives useful as an...
- Patent number 4,977,173
- Issue date Dec 11, 1990
- E. I. Du Pont de Nemours and Company
- David R. Brittelli
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chiral glycidyl azides as synthetic intermediates to optically acti...
- Patent number 4,877,892
- Issue date Oct 31, 1989
- E. I. Du Pont de Nemours and Company
- David R. Brittelli
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tetraphosphinylquinodimethanes
- Patent number 4,650,609
- Issue date Mar 17, 1987
- E. I. Du Pont de Nemours and Company
- David R. Brittelli
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4a-Aryl-trans-decahydroisoquinolines
- Patent number 4,419,517
- Issue date Dec 6, 1983
- E. I. Du Pont de Nemours & Co.
- David R. Brittelli
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of dialkyl- and diarylphosphonoalkanoic acids and subst...
- Patent number 4,307,232
- Issue date Dec 22, 1981
- E. I. Du Pont de Nemours and Company
- David R. Brittelli
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorinated cephalosporins
- Patent number 3,950,329
- Issue date Apr 13, 1976
- E. I. Du Pont de Nemours and Company
- George Albert Boswell
- C07 - ORGANIC CHEMISTRY