Inventor · disambiguated record
Michel Vivat
Also filed as: VIVAT MICHEL
40 granted patents·135 citations·filing 1975–1998
97Inventor score
Top patents by PatentIndex Score
40 records- 0166US5508452APreparation of 16α-methyl steroidsROUSSEL UCLAF·Filed 1994·Granted Apr 16, 1996·17 cites·12 claims
- 0265US5731447AProcess for preparing 16α-methyl-steroidsROUSSEL UCLAF·Filed 1996·Granted Mar 24, 1998·16 cites·9 claims
- 0364US6194565B1Process for preparing 16 α-methyl-steroidsHOECHST MARION ROUSSEL INC·Filed 1995·Granted Feb 27, 2001·15 cites·2 claims
- 0454US5401840AIntermediate steroid compoundsROUSSEL UCLAF·Filed 1993·Granted Mar 28, 1995·6 cites·2 claims
- 0552US6117994AIntermediates for 16β-methyl steroidsHOECHST MARION ROUSSEL INC·Filed 1998·Granted Sep 12, 2000·8 cites·1 claims
- 0652US4221809Aβ-Lactones of 2-hydroxy-cyclopentanecarboxylic acidROUSSEL UCLAF·Filed 1979·Granted Sep 9, 1980·3 cites·16 claims
- 0751US5502182AProcess for the preparation of hydrocortisoneROUSSEL UCLAF·Filed 1994·Granted Mar 26, 1996·5 cites·2 claims
- 0850US5892028A17, 20-epoxy steroidsROUSSEL UCLAF·Filed 1997·Granted Apr 6, 1999·8 cites·1 claims
- 0949US5585482APreparation of 11-keto steroidsROUSSEL UCLAF·Filed 1995·Granted Dec 17, 1996·8 cites·9 claims
- 1049US4950428ANovel steroidsROUSSEL UCLAF·Filed 1989·Granted Aug 21, 1990·5 cites·7 claims
- 1148US5399685AProcess for the preparation of 20-keto-21 alpha-01-steroidsROUSSEL UCLAF·Filed 1993·Granted Mar 21, 1995·9 cites·13 claims
- 1248US4847014ANovel steroidsROUSSEL UCLAF·Filed 1987·Granted Jul 11, 1989·5 cites·8 claims
- 1347US5556962AProcess for the preparation of hydrocortisoneROUSSEL UCLAF·Filed 1995·Granted Sep 17, 1996·5 cites·1 claims
- 1443US4308209Aβ-Lactones of 2-hydroxy-cyclopentane-carboxylic acidsROUSSEL UCLAF·Filed 1980·Granted Dec 29, 1981·1 cites·4 claims
- 1542US5795982AIntermediates for 16β-methyl steroidsROUSSEL UCLAF·Filed 1996·Granted Aug 18, 1998·4 cites·1 claims
- 1642US5399727APreparation of Δ9(11) steroidROUSSEL UCLAF·Filed 1993·Granted Mar 21, 1995·4 cites·5 claims
- 1742US4091226ANovel cyclopentenecarboxylatesROUSSEL UCLAF·Filed 1976·Granted May 23, 1978·1 cites·3 claims
- 1840US5187273AΔ4,9(11),17(20) -pregnatriene-3-onesROUSSEL UCLAF·Filed 1992·Granted Feb 16, 1993·2 cites·3 claims
- 1939US5260463AProcess for the preparation of hydrocortisoneROUSSEL UCLAF·Filed 1992·Granted Nov 9, 1993·2 cites·16 claims
- 2039US4061729AProstanoic acid derivatives and therapeutic compositionsROUSSEL UCLAF·Filed 1975·Granted Dec 6, 1977·1 cites·9 claims
- 2138US5650526AProcess for the preparation of an oxoetiocholenic acidROUSSEL UCLAF·Filed 1995·Granted Jul 22, 1997·2 cites·9 claims
- 2238US4072755ANovel cyclopentanoic acid derivativesROUSSEL UCLAF·Filed 1976·Granted Feb 7, 1978·2 cites·15 claims
- 2336US4601854AProcess for the production of prednisone 17.21-diacylatesROUSSEL UCLAF·Filed 1985·Granted Jul 22, 1986·2 cites·10 claims
- 2435US5770748AIntermediate steroid compoundROUSSEL UCLAF·Filed 1996·Granted Jun 23, 1998·1 cites·1 claims
- 2534US5095130ANovel 23-keto-steroidsROUSSEL UCLAF·Filed 1990·Granted Mar 10, 1992·1 cites·1 claims
- 2633US5352808AProcess for steroid preparationROUSSEL UCLAF·Filed 1992·Granted Oct 4, 1994·1 cites·15 claims
- 2733US4264623Aβ-Lactones of 2-hydroxy-cyclopentane-carboxylic acidsROUSSEL UCLAF·Filed 1979·Granted Apr 28, 1981·0 cites·21 claims
- 2832US5919957AIntermediate steroid compoundsHOECHST MARION ROUSSEL INC·Filed 1998·Granted Jul 6, 1999·0 cites·1 claims
- 2932US5760256AProcess for the production of 21-acyloxy-4,9 (11),16-pregnatriene-3,20-dionesROUSSEL UCLAF·Filed 1995·Granted Jun 2, 1998·0 cites·2 claims
- 3032US5756722AIntermediates for the preparation of Δ4,9(11),17(20) -pregnatriene-3-onesROUSSEL UCLAF·Filed 1996·Granted May 26, 1998·0 cites·1 claims
- 3132US5594127AIntermediates for the preparation of Δ4,9(11),17(20) -pregnatriene-3-onesROUSSEL UCLAF·Filed 1995·Granted Jan 14, 1997·0 cites·1 claims
- 3232US5502223AProcess for preparation of Δ4,9(11),16 pregnatriene-3,20-dionesROUSSEL UCLAF·Filed 1995·Granted Mar 26, 1996·0 cites·2 claims
- 3332US4279919ANovel lactones of cyclopentanolsROUSSEL UCLAF·Filed 1980·Granted Jul 21, 1981·0 cites·6 claims
- 3431US5945530A17,20-epoxy steroid intermediatesHOECHST MARION ROUSSEL INC·Filed 1997·Granted Aug 31, 1999·0 cites·1 claims
- 3531US5504203AProcess for preparing 17,20-epoxy steroidsROUSSEL UCLAF·Filed 1995·Granted Apr 2, 1996·1 cites·6 claims
- 3631US5401864AProcess for preparing 21 acyloxy-Δ4,9(11),16 pregnatrienes 3-20-dioneROUSSEL UCLAF·Filed 1993·Granted Mar 28, 1995·0 cites·1 claims
- 3731US5294704A4,9(11),17(20)-pregnatriene-3-onesROUSSEL UCLAF·Filed 1992·Granted Mar 15, 1994·0 cites·7 claims
- 3831US4927921ANovel 23-keto-steroidsROUSSEL UCLAF·Filed 1987·Granted May 22, 1990·0 cites·7 claims
- 3930US3984442AProcess for the preparation of trans-epoxy cis-alkenesROUSSEL UCLAF·Filed 1975·Granted Oct 5, 1976·0 cites·10 claims
- 4028US5596108AProcess for the preparation of 16β-methylsteroidsROUSSEL UCLAF·Filed 1995·Granted Jan 21, 1997·0 cites·8 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →