Inventor · disambiguated record
Bertrand Castro
Also filed as: CASTRO BERTRAND
23 granted patents·362 citations·filing 1976–2003
96Inventor score
Files withSANOFI SYNTHELABO12SANOFI SA4ANVAR1INT DES POUDRES ET EXPLOSIFS S1POUDRES & EXPLOSIFS STE NALE1
Top patents by PatentIndex Score
23 records- 0193US6429210B1Polymorphic clopidogrel hydrogenesulphate formSANOFI SYNTHELABO·Filed 1999·Granted Aug 6, 2002·121 cites·15 claims
- 0291US6504030B1Polymorphic form of clopidogrel hydrogen sulphateSANOFI SYNTHELABO·Filed 2002·Granted Jan 7, 2003·47 cites·27 claims
- 0381US6080875AMethod for preparing 2-thienylethylamine derivativesSANOFI SYNTHELABO·Filed 1998·Granted Jun 27, 2000·30 cites·20 claims
- 0477US4687759ATripeptide and tetrapeptide esters which inhibit gastric secretion, process for their preparation and pharmaceutical compositions in which they are presentSANOFI SA·Filed 1985·Granted Aug 18, 1987·25 cites·6 claims
- 0576US4197110AN-Acylated heterocycles and herbicidal-antidote uses thereofUGINE KUHLMANN·Filed 1976·Granted Apr 8, 1980·9 cites·12 claims
- 0672US4185096ANovel derivatives of pepstatin, their preparation and compositions containing themANVAR·Filed 1978·Granted Jan 22, 1980·12 cites·10 claims
- 0771US6215005B1Intermediates and process for the preparation thereofSANOFI SYNTHELABO·Filed 1998·Granted Apr 10, 2001·18 cites·13 claims
- 0869US6214999B1Method for preparing bromomenthyl-biphenyl derivativesSANOFI SYNTHELABO·Filed 1998·Granted Apr 10, 2001·26 cites·23 claims
- 0968US5089474ANovel microproteinsROUSSEL UCLAF·Filed 1990·Granted Feb 18, 1992·33 cites·20 claims
- 1066US4891430AProcess for synthesizing active esters of carboxylic acids, new alpha-halogenated carbonates which are useful for this synthesis and the method of producing themINT DES POUDRES ET EXPLOSIFS S·Filed 1988·Granted Jan 2, 1990·8 cites·13 claims
- 1163US6686182B2Alkyl esters of 3-(3,4-dihalophenyl)-2,6-dioxopiperidine-3-propionic acid of use as intermediatesSANOFI SYNTHELABO·Filed 2002·Granted Feb 3, 2004·2 cites·3 claims
- 1263US4636490ANovel peptidic derivatives inhibiting gastric secretion, process for preparing them and drugs containing themSANOFI SA·Filed 1984·Granted Jan 13, 1987·8 cites·15 claims
- 1353US6946269B2Alkyl esters of 3-(3,4-dihalophenyl)-2,6-dioxopiperidine-3-propionic acid of use as intermediatesSANOFI AVENTIS·Filed 2003·Granted Sep 20, 2005·0 cites·9 claims
- 1452US6407253B1Method for preparing 4-methyl-biphenyl derivativesSANOFI SYNTHELABO·Filed 1997·Granted Jun 18, 2002·5 cites·17 claims
- 1549US4687760AReduced peptides which inhibit gastric secretion, process for their preparation and pharmaceutical compositions in which they are presentSANOFI SA·Filed 1985·Granted Aug 18, 1987·5 cites·11 claims
- 1647US6469173B1Alkyl esters of 3-(3,4-dihalogenophenyl)-2,6-dioxopiperidine-3-propionic acid of use as intermediatesSANOFI SYNTHELABO·Filed 1999·Granted Oct 22, 2002·2 cites·12 claims
- 1742US6392080B1Process for the preparation of a cyanobiphenylSANOFI SYNTHELABO·Filed 1997·Granted May 21, 2002·2 cites·17 claims
- 1840US6452012B13-phenyl-2,6-dioxopiperidin-3-ylpropionamide derivatives and method for preparing sameSANOFI SYNTHELABO·Filed 2001·Granted Sep 17, 2002·0 cites·4 claims
- 1939US4782164AProcess for synthesizing active esters of carboxylic acidsPOUDRES & EXPLOSIFS STE NALE·Filed 1985·Granted Nov 1, 1988·4 cites·9 claims
- 2036US4886914AProcess for synthesis of alpha aklyl amino aldehydesSANOFI SA·Filed 1985·Granted Dec 12, 1989·1 cites·12 claims
- 2128US6342607B13-phenyl-2, 6-dioxopiperidin-3-yl propionamide derivatives and method for preparing sameSANOFI SYNTHELABO·Filed 1999·Granted Jan 29, 2002·0 cites·15 claims
- 2227US4978759AProcess for the stereospecific synthesis of optically pure 4-amino-3-hydroxycarboxylic acid derivativesSANOFI S A AND INST NATIONAL D·Filed 1986·Granted Dec 18, 1990·4 cites·13 claims
- 2322US6239286B1Process for the preparation of 1,3-diaza-spiro (4.4) non-1-en-4-one derivatives and 1-cyano-1-acylamino-cyclopentane intermediatesSANOFI SYNTHELABO·Filed 1998·Granted May 29, 2001·0 cites·12 claims
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