Inventor · disambiguated record
Charles Fehr
Also filed as: FEHR CHARLES
40 granted patents·1 pending application·185 citations·filing 1979–2012
97Inventor score
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41 records- 0185US7723286B2Compounds for a controlled release of active moleculesFIRMENICH & CIE·Filed 2004·Granted May 25, 2010·18 cites·16 claims
- 0284US5162588AAromatic compounds, a process for preparation thereof and use of same as perfuming ingredientsFIRMENICH & CIE·Filed 1990·Granted Nov 10, 1992·22 cites·7 claims
- 0379US7935669B2Compounds for a controlled release of active moleculesFIRMENICH & CIE·Filed 2009·Granted May 3, 2011·3 cites·22 claims
- 0479US7589055B2Compounds for a controlled release of active moleculesFIRMENICH & CIE·Filed 2005·Granted Sep 15, 2009·1 cites·9 claims
- 0578US4433183AProcess for the preparation of (+)-p-mentha-2,8-dien-1-olFIRMENICH & CIE·Filed 1982·Granted Feb 21, 1984·19 cites·4 claims
- 0677US5114915ADecalin ketones, their use in perfumery and process for the preparation thereofFIRMENICH & CIE·Filed 1991·Granted May 19, 1992·19 cites·12 claims
- 0772US4701278AUtilization of a cycloaliphatic carbinol as perfuming ingredientFIRMENICH & CIE·Filed 1985·Granted Oct 20, 1987·32 cites·4 claims
- 0868US8119826B2Process for the preparation of beta-santalol and derivatives thereofFEHR CHARLES·Filed 2011·Granted Feb 21, 2012·1 cites·10 claims
- 0968US5015625AAlicyclic esters and their use as perfuming ingredientsFIRMENICH & CIE·Filed 1990·Granted May 14, 1991·10 cites·7 claims
- 1067US6262288B1Process for the preparation of chiral epoxidesFIRMENICH & CIE·Filed 2000·Granted Jul 17, 2001·4 cites·7 claims
- 1164US4296258AProcess for the preparation of macrocyclic ketonesFIRMENICH & CIE·Filed 1979·Granted Oct 20, 1981·7 cites·7 claims
- 1263US5324875AAromatic compounds, a process for preparation thereof and use of same as perfuming ingredientsFIRMENICH & CIE·Filed 1992·Granted Jun 28, 1994·6 cites·4 claims
- 1362US7189688B2Perfuming ingredient with a floral characterFIRMENICH & CIE·Filed 2004·Granted Mar 13, 2007·2 cites·10 claims
- 1462US5442124AProcess for the preparation of novel aromatic compoundsFIRMENICH & CIE·Filed 1994·Granted Aug 15, 1995·6 cites·10 claims
- 1559US7196050B2Unsaturated ester as perfuming ingredientFIRMENICH & CIE·Filed 2002·Granted Mar 27, 2007·1 cites·5 claims
- 1658US7902393B2Process for the preparation of β-santalol and derivatives thereofFIRMENICH & CIE·Filed 2009·Granted Mar 8, 2011·0 cites·11 claims
- 1757US5185318AAromatic compounds, a process for preparation thereof and use of same as perfuming ingredientsFIRMENICH & CIE·Filed 1992·Granted Feb 9, 1993·6 cites·8 claims
- 1856US4429139AProcess for the preparation of rose oxideFIRMENICH & CIE·Filed 1982·Granted Jan 31, 1984·3 cites·4 claims
- 1955US9284514B2Penta/hexamethyl-3,4,5,8-tetrahydro-1(2H)-naphthalenone derivatives with aromatic notesFEHR CHARLES·Filed 2012·Granted Mar 15, 2016·0 cites·12 claims
- 2055US5962706AEpoxides, process for their preparation and their use for the preparation of perfuming ingredientsFIRMENICH & CIE·Filed 1997·Granted Oct 5, 1999·4 cites·10 claims
- 2155US4351977APolyunsaturated bicyclic compounds, their preparation and use of same as starting materials for preparing monounsaturated bicyclic compoundsFIRMENICH & CIE·Filed 1981·Granted Sep 28, 1982·3 cites·2 claims
- 2254US8227630B2Process for the preparation of tetranorlabdane derivativesFEHR CHARLES·Filed 2008·Granted Jul 24, 2012·0 cites·9 claims
- 2354US8227629B2Process for the preparation of tetranorlabdane derivativesFEHR CHARLES·Filed 2008·Granted Jul 24, 2012·0 cites·12 claims
- 2452US8222199B2Perfuming ingredients with saffron odorFEHR CHARLES·Filed 2007·Granted Jul 17, 2012·0 cites·7 claims
- 2552US4900870AProcess for the preparation of cycloaliphatic ketonesFIRMENICH & CIE·Filed 1987·Granted Feb 13, 1990·4 cites·8 claims
- 2649US7253141B2Musk odorant compoundsFIRMENICH & CIE·Filed 2006·Granted Aug 7, 2007·0 cites·11 claims
- 2749US5559272AAromatic compoundsFIRMENICH & CIE·Filed 1995·Granted Sep 24, 1996·3 cites·1 claims
- 2847US6025323AUse of cyclic ketones in perfumeryFIRMENICH & CIE·Filed 1997·Granted Feb 15, 2000·3 cites·12 claims
- 2943US7470820B2Substituted cyclohexanonesFIRMENICH & CIE·Filed 2006·Granted Dec 30, 2008·0 cites·12 claims
- 3042US2008214419A1Naphthalenone Derivative with Powdery-Ionone Type OdorsFEHR CHARLES·Filed 2006·Application pending·0 cites
- 3141US4647407AUtilization of ethyl 2-acetyl-4-methyl-4-pentenoate as perfuming ingredientFIRMENICH & CIE·Filed 1985·Granted Mar 3, 1987·3 cites·3 claims
- 3238US4990496AUse of cycloaliphatic ketones as perfuming and flavoring ingredientsFIRMENICH & CIE·Filed 1989·Granted Feb 5, 1991·2 cites·15 claims
- 3337US4868340AProcess for the preparation of cycloaliphatic aldehydesFIRMENICH & CIE·Filed 1987·Granted Sep 19, 1989·1 cites·8 claims
- 3437US4454351ALactonic derivatives and use of same as starting materials for the preparation of macrocyclic hydroxyketonesFIRMENICH & CIE·Filed 1982·Granted Jun 12, 1984·0 cites·3 claims
- 3535US6177589B1Epoxides, process for their preparation and their use for the preparation of perfuming ingredientsFIRMENICH & CIE·Filed 1999·Granted Jan 23, 2001·0 cites·3 claims
- 3635US4431827APentadecanolide derivativesFIRMENICH & CIE·Filed 1982·Granted Feb 14, 1984·0 cites·1 claims
- 3735US4386220APolyunsaturated bicyclic compounds, their preparation and use of same as starting materials for preparing monounsaturated bicyclic compoundsFIRMENICH & CIE·Filed 1982·Granted May 31, 1983·0 cites·1 claims
- 3834US5521151ATetralinic nitriles, their use as perfuming ingredients and aldehyde intermediates for their preparationFIRMENICH & CIE·Filed 1994·Granted May 28, 1996·1 cites·10 claims
- 3933US5814598AUse of unsaturated aliphatic esters in perfumeryFIRMENICH & CIE·Filed 1997·Granted Sep 29, 1998·1 cites·6 claims
- 4033US5041678ACycloaliphatic ketones for use as perfuming and flavoring ingredientsFIRMENICH & CIE·Filed 1990·Granted Aug 20, 1991·0 cites·19 claims
- 4130US5124501AProcess for the preparation of an unsaturated polyolefinFIRMENICH & CIE·Filed 1991·Granted Jun 23, 1992·0 cites·9 claims
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