Inventor · disambiguated record
Roger L. Snowden
Also filed as: SNOWDEN ROGER · SNOWDEN ROGER L · SNOWDEN ROGER LESLIE
24 granted patents·2 pending applications·123 citations·filing 1980–2020
94Inventor score
Top patents by PatentIndex Score
26 records- 0191US5649979AProcess for perfuming textilesFIRMENICH & CIE·Filed 1994·Granted Jul 22, 1997·48 cites·18 claims
- 0287US10246402B2Fruity odorantFIRMENICH & CIE·Filed 2018·Granted Apr 2, 2019·1 cites·11 claims
- 0384US10766850B2Fruity odorantFIRMENICH & CIE·Filed 2018·Granted Sep 8, 2020·1 cites·5 claims
- 0482US7250528B2Process for producing indenol esters or ethersFIRMENICH & CIE·Filed 2006·Granted Jul 31, 2007·5 cites·12 claims
- 0581US5726345AProcess for perfuming textilesFIRMENICH & CIE·Filed 1996·Granted Mar 10, 1998·23 cites·10 claims
- 0670US11352314B2Fruity odorantFIRMENICH & CIE·Filed 2020·Granted Jun 7, 2022·0 cites·11 claims
- 0769US9957221B2Fruity odorantVIAL CHRISTIAN·Filed 2009·Granted May 1, 2018·1 cites·15 claims
- 0868US4460792AProcess for the preparation of delta- and epsilon-damasconesFIRMENICH & CIE·Filed 1982·Granted Jul 17, 1984·8 cites·6 claims
- 0967US7524983B2Catalytic scriabine reactionFIRMENICH & CIE·Filed 2007·Granted Apr 28, 2009·1 cites·8 claims
- 1063US5077417AProcess for the preparation of polycyclic ethersFIRMENICH & CIE·Filed 1990·Granted Dec 31, 1991·8 cites·4 claims
- 1160US2010310745A1Flavoring compositions for savory applicationsSTARKENMANN CHRISTIAN·Filed 2008·Application pending·0 cites
- 1252US5952292AUtilization of 3-methyl-2-oxo-ethyl-pentanoate as a perfuming ingredientFIRMENICH & CIE·Filed 1998·Granted Sep 14, 1999·4 cites·4 claims
- 1350US5569660AUtilization of an alkyl-substituted pyridine as a perfuming ingredientFIRMENICH & CIE·Filed 1995·Granted Oct 29, 1996·8 cites·4 claims
- 1449US4453011AProcess for the preparation of α,β-and β,γ-unsaturated ketonesFIRMENICH & CIE·Filed 1982·Granted Jun 5, 1984·3 cites·4 claims
- 1547US5386039AProcess for the preparation of a bicyclic decalin ketoneFIRMENICH & CIE·Filed 1993·Granted Jan 31, 1995·3 cites·9 claims
- 1646US4607109ANitrogen containing compounds, their preparation and use of same for the preparation of decalin keton derivativesFIRMENICH & CIE·Filed 1985·Granted Aug 19, 1986·2 cites·4 claims
- 1742US2005261513A1Process for producing indenol esters or ethersWOMACK GARY B·Filed 2004·Application pending·0 cites
- 1841US4479011AProcess for the preparation of polyunsaturated cycloaliphatic ketonesFIRMENICH & CIE·Filed 1982·Granted Oct 23, 1984·1 cites·6 claims
- 1940US5268355AFuran esters and their use as perfuming ingredientsFIRMENICH & CIE·Filed 1993·Granted Dec 7, 1993·1 cites·10 claims
- 2038US5155238APreparation of polycyclic ethersFIRMENICH & CIE·Filed 1991·Granted Oct 13, 1992·1 cites·1 claims
- 2138US4387250APhosphonium salts, process for their preparation and use of same as starting materials for preparing unsaturated bicyclic compoundsFIRMENICH & CIE·Filed 1980·Granted Jun 7, 1983·1 cites·1 claims
- 2236US5155239APreparation of polycyclic ethersFIRMENICH & CIE·Filed 1991·Granted Oct 13, 1992·1 cites·1 claims
- 2336US4543431AProcess for the preparation of polyunsaturated cycloaliphatic ketonesFIRMENICH & CIE·Filed 1984·Granted Sep 24, 1985·0 cites·1 claims
- 2434US4438283AProcess for the preparation of hydroxy-ketonesFIRMENICH & CIE·Filed 1982·Granted Mar 20, 1984·0 cites·4 claims
- 2531US5453525ACarboxylic esters for the preparation of a bicyclic decalin ketoneFIRMENICH & CIE·Filed 1994·Granted Sep 26, 1995·0 cites·2 claims
- 2630US6159929AOptically active esters and their use as perfuming ingredientsFIRMENICH & CIE·Filed 1999·Granted Dec 12, 2000·2 cites·14 claims
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