Inventor · disambiguated record
Bernhard C. Prager
Also filed as: PRAGER BERNHARD · PRAGER BERNHARD C
10 granted patents·42 citations·filing 1983–2000
86Inventor score
Technology areasC07D
Top patents by PatentIndex Score
10 records- 0177US5869648AProcess for the purification of a 3-cephem-4-carboxylic acid derivativeBIOCHEMIE GMBH·Filed 1995·Granted Feb 9, 1999·17 cites·15 claims
- 0265US6333409B1Process for the purification of a 3-cephem-4-carboxylic acid derivativeBIOCHEMIE GMBH·Filed 2000·Granted Dec 25, 2001·2 cites·11 claims
- 0359US5182383AStable, crystalline form of a cephalosporin intermediate productBIOCHEMIE GMBH·Filed 1990·Granted Jan 26, 1993·9 cites·3 claims
- 0451US6136967AProcess for the purification of a 3-cephem-4-carboxylic acid derivativeBIOCHEMIE GMBH·Filed 1998·Granted Oct 24, 2000·3 cites·5 claims
- 0546US5580978AProcess for the production of 7-ACA derivativesBIOCHEMIE GMBH·Filed 1995·Granted Dec 3, 1996·3 cites·10 claims
- 0645US5574155AProcess for the synthesis of the disodium salt hemiheptahydrate of ceftriaxoneBIOCHEMIE GMBH·Filed 1993·Granted Nov 12, 1996·3 cites·13 claims
- 0745US4954624AProcess for the production of cephalosporin derivativesSANDOZ LTD·Filed 1989·Granted Sep 4, 1990·2 cites·15 claims
- 0839US4826972AMethod for preparing crystalline cephalosporin derivativeBIOCHEMIE GMBH·Filed 1987·Granted May 2, 1989·1 cites·7 claims
- 0939US4562253ADeacylation of amidesBIOCHEMIE GMBH·Filed 1983·Granted Dec 31, 1985·2 cites·11 claims
- 1032US5066798ACrystalline cephalosporin derivativeBIOCHEMIE GMBH·Filed 1990·Granted Nov 19, 1991·0 cites·2 claims
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