Pierre Crooij

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Genval, BE

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Patents Grantslast 30 patents

Information Patent Grant
Intermediates for preparing .alpha.-carboxy-.alpha.-(3-thienyl)peni...
- Patent number 4,066,664
- Issue date Jan 3, 1978
- Recherche et Industrie Therapeutiques
- Pierre Crooij
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7-(3-Substituted ureido) cephalosporins
- Patent number 3,994,886
- Issue date Nov 30, 1976
- Recherche et Industrie Therapeutiques (R.I.T.)
- Pierre Crooij
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7-(3-Substituted ureido) cephalosporins
- Patent number 3,994,887
- Issue date Nov 30, 1976
- Recherche et Industrie Therapeutiques (R.I.T.)
- Pierre Crooij
- C07 - ORGANIC CHEMISTRY