Patents by Inventor Vivien Henryon
Vivien Henryon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11365169Abstract: A method for preparing a compound of formula (I) in which R1 is selected from H and alkyls, R2 is selected from H, alkyls, OR? where R? is selected from alkyls, silyls, CO-alkyl, R3 is selected from the acyl groups of the CO(R?) type, and the CO(OR?), CO(NR?R??), PO(OR?)(OR??), PO(OR?)(R??) groups where R? and R??, independently of each other, are selected from H and alkyls, R represents a C(R4)?C(R5)(R6) group where R4, R5 and R6, independently of each other, are selected from H, linear or cyclic alkyls and alkenyls, aryls, alkylaryls, or R4 and R5 together form a saturated or unsaturated, substituted or unsubstituted ring, from a compound of formula (II) or a compound of formula (III) in which, R, R1, R2 and R3 have the above definition.Type: GrantFiled: August 19, 2019Date of Patent: June 21, 2022Inventors: Patrick Rey, Robert Huet, Jean-Michel Joerger, Vivien Henryon
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Patent number: 11220474Abstract: A method for preparing dehydro-cyclofarnesal from dehydro-farnesal by cyclization in the presence of an acid may include the dehydro-farnesal being obtained from the farnesal by dehydrogenation and may further includes the cyclization being carried out in the presence of an acid selected from Lewis acids, Bronstedt acids, and zeolites. The synthesis of vitamin A using this method further includes the conversion of dehydro-cyclofarnesal into vitamin A.Type: GrantFiled: August 19, 2019Date of Patent: January 11, 2022Assignee: ADISSEO FRANCE S.A.S.Inventors: Patrick Rey, Robert Huet, Sylvain Aubry, Vivien Henryon
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Publication number: 20210309597Abstract: A method for preparing a compound of formula (I) in which R1 is selected from H and alkyls, R2 is selected from H, alkyls, OR? where R? is selected from alkyls, silyls, CO-alkyl, R3 is selected from the acyl groups of the CO(R?) type, and the CO(OR?), CO(NR?R??), PO(OR?)(OR??), PO(OR?)(R??) groups where R? and R??, independently of each other, are selected from H and alkyls, R represents a C(R4)?C(R5)(R6) group where R4, R5 and R6, independently of each other, are selected from H, linear or cyclic alkyls and alkenyls, aryls, alkylaryls, or R4 and R5 together form a saturated or unsaturated, substituted or unsubstituted ring, from a compound of formula (II) or a compound of formula (ill) in which, R, R1, R2 and R3 have the above definition.Type: ApplicationFiled: August 19, 2019Publication date: October 7, 2021Inventors: Patrick REY, Robert HUET, Jean-Michel JOERGER, Vivien HENRYON
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Publication number: 20210309596Abstract: A method for preparing dehydro-cyclofarnesal from dehydro-farnesal by cyclization in the presence of an acid may include the dehydro-farnesal being obtained from the farnesal by dehydrogenation and may further includes the cyclization being carried out in the presence of an acid selected from Lewis acids, Bronstedt acids, and zeolites. The synthesis of vitamin A using this method further includes the conversion of dehydro-cyclofarnesal into vitamin A.Type: ApplicationFiled: August 19, 2019Publication date: October 7, 2021Inventors: Patrick REY, Robert HUET, Sylvain AUBRY, Vivien HENRYON
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Publication number: 20200283387Abstract: The invention relates to a method for preparing a compound (I) or one of the salts thereof, and the uses of said method, R1OOC—C(?X)—CHR2R3(I), wherein X is selected among O; N—R?, wherein R? is H or a C1-C6 alkyl; and N—OR? wherein R? is H, or a C1-C6 alkyl or an alkylaryl; R1 is H or a C1-C6 alkyl group; R2 is H, a C1-C6 alkyl, or an alkylaryl; and R3 is CH2SR4 or CH2SeR4, where R4 is H or a C1-C6 alkyl from a compound (II), or one of the salts thereof, R1OOC—C(?X)—CHR2R5 and R5 is H or COOR6, where R6 is H or a C1-C6 alkyl, said method being carried out in the presence of a compound (III) CH2(Y)(Z).Type: ApplicationFiled: January 17, 2017Publication date: September 10, 2020Inventors: Robert HUET, Vivien HENRYON, Jérôme MONBRUN, Etienne AIRIAU, Sylvain AUBRY, Patrick REY
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Patent number: 9975911Abstract: The invention relates to compounds of formulae (Ia), (Ib) or (Ic) wherein, A1 and A2, identical or different, are H, (C1-C6) alkyl, (C1-C6) fluoroalkyl, (C2-C6) alkenyl, (C2-C6) alkynyl, (C1-C6) alkyl-ORa, (C1-C6) alkyl-SRa, (C1-C6) alkyl-NRaRb, ORa, SRa, NRaRb, or CORa; A3 is H, OH or form a carbonyl with A4; A4 is H, OH or form a carbonyl with A3; A5 is H, CRaRbOH, F, OH or forms a double bond with X in the case where X is CH; A6 is H or F; X is CH2, CHF, CF2, CHOH, O, S, NRa or a simple bond, or X is CH in the case where A5 forms with X a double bond; Y is P(O)(ORa)(ORb) or P(O)(ORa)(NRaRb); V is O or S; A7 is H, (C1-C6) alkyl, (C1-C6) fluoroalkyl, (C2-C6) alkenyl, (C2-C6) alkynyl or (C1-C6) alkyl-ORa; A8 is OH or H, Ra and Rb, identical or different, are H, (C1-C6) alkyl, (C1-C6) fluoroalkyl, (C1-C6) alkyl-OH or (C1-C6) alkyl-O—(C1-C6) alkyl; and their addition salts thereof with acids and bases, their preparation and their use in the antibacterial prevention and therapy, used alone or in association withType: GrantFiled: October 28, 2013Date of Patent: May 22, 2018Assignee: MUTABILISInventors: Dmytro Atamanyuk, Vincent Gerusz, Francois Moreau, Vivien Henryon, Jerome Monbrun, Etienne Airiau
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Publication number: 20150291636Abstract: The invention relates to compounds of formulae (Ia), (Ib) or (Ic) wherein, A1 and A2, identical or different, are H, (C1-C6) alkyl, (C1-C6) fluoroalkyl, (C2-C6) alkenyl, (C2-C6) alkynyl, (C1-C6) alkyl-ORa, (C1-C6) alkyl-SRa, (C1-C6) alkyl-NRaRb, ORa, SRa, NRaRb, or CORa; A3 is H, OH or form a carbonyl with A4; A4 is H, OH or form a carbonyl with A3; A5 is H, CRaRbOH, F, OH or forms a double bond with X in the case where X is CH; A6 is H or F; X is CH2, CHF, CF2, CHOH, O, S, NRa or a simple bond, or X is CH in the case where A5 forms with X a double bond; Y is P(O)(ORa)(ORb) or P(O)(ORa)(NRaRb); V is O or S; A7 is H, (C1-C6) alkyl, (C1-C6) fluoroalkyl, (C2-C6) alkenyl, (C2-C6) alkynyl or (C1-C6) alkyl-ORa; A8 is OH or H, Ra and Rb, identical or different, are H, (C1-C6) alkyl, (C1-C6) fluoroalkyl, (C1-C6) alkyl-OH or (C1-C6) alkyl-O—(C1-C6) alkyl; and their addition salts thereof with acids and bases, their preparation and their use in the antibacterial prevention and therapy, used alone or in association withType: ApplicationFiled: October 28, 2013Publication date: October 15, 2015Applicant: LABORATOIRE BIODIMInventors: Dmytro Atamanyuk, Vincent Gerusz, Francois Moreau, Vivien Henryon, Jerome Monbrun, Etienne Airiau
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Patent number: 8962884Abstract: The invention concerns a method for preparing a complex of an acid chosen from among methionine, 2-hydroxy-4-methylthiobutanoic acid (HMTBA) and lactic acid, and of at least one metal, starting from said acid and a mineral metal source, wherein the acid is caused to react with the mineral metal source in an extruder.Type: GrantFiled: September 21, 2011Date of Patent: February 24, 2015Assignee: Adisseo Ireland LimitedInventors: Jean-Claude Le Thiesse, Patrick Rey, Vivien Henryon
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Patent number: 8853428Abstract: The invention relates to a method for preparing an amino acid, or its salts, from 2-aminobutyrolactone (2ABL), said amino acid fitting the formula I, XCH2CH2CHNH2COOH, wherein X is such that X? represents a nucleophilic ion, according to which N-carboxylation of 2-aminobutyrolactone (2ABL) is achieved with carbon dioxide, and the thereby obtained 2ABL carbamate is reactive with an XH reagent or its salts.Type: GrantFiled: October 4, 2011Date of Patent: October 7, 2014Assignee: Adisseo France S.A.S.Inventors: Robert Huet, Jean-Michel Joerger, Vivien Henryon
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Patent number: 8822706Abstract: The invention relates to a method for preparing 2-hydroxybutyrolactone (2HBL) from a compound or its salt or its oligomers, said compound fitting formula (I) CH3—S—CH2CH2CR1R2R3 Wherein R1 represents H R2 represents a group selected from OH; OR4 and OCOR4 wherein R4 represents a group selected from linear, cyclic, alicyclic or branches alkyl groups having from 1 to 10 carbon atoms, and aryl groups having from 6 to 10 carbon atoms, optionally substituted with substituent(s) selected from linear or branched alkyl groups having from 1 to 10 carbon atoms, halogens and hydroxyl, amino, nitro and alkoxy groups having from 1 to 10 carbon atoms; and OSiRR?R? wherein R, R? and R? are selected independently of each other from linear, cyclic, alicyclic or branched alkyl groups having from 1 to 10 carbon atoms, aryl groups having from 6 to 10 carbon atoms, optionally substituted with substituent(s) selected from linear or branched alkyl groups having from 1 to 10 carbon atoms, or R1 and R2 represent together ?O, R3 rType: GrantFiled: October 17, 2011Date of Patent: September 2, 2014Assignee: Adisseo France S.A.S.Inventors: Vivien Henryon, Jerome Monbrun
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Publication number: 20130204016Abstract: The invention relates to a method for preparing 2-hydroxybutyrolactone (2HBL) from a compound or its salt or its oligomers, said compound fitting formula (I) CH3—S—CH2CH2CR1R2R3 Wherein R1 represents H R2 represents a group selected from OH; OR4 and OCOR4 wherein R4 represents a group selected from linear, cyclic, alicyclic or branches alkyl groups having from 1 to 10 carbon atoms, and aryl groups having from 6 to 10 carbon atoms, optionally substituted with substituent(s) selected from linear or branched alkyl groups having from 1 to 10 carbon atoms, halogens and hydroxyl, amino, nitro and alkoxy groups having from 1 to 10 carbon atoms; and OSiRR?R? wherein R, R? and R? are selected independently of each other from linear, cyclic, alicyclic or branched alkyl groups having from 1 to 10 carbon atoms, aryl groups having from 6 to 10 carbon atoms, optionally substituted with substituent(s) selected from linear or branched alkyl groups having from 1 to 10 carbon atoms, or R1 and R2 represent together ?O, R3Type: ApplicationFiled: October 17, 2011Publication date: August 8, 2013Applicant: ADISSEO FRANCE S.A.S.Inventors: Vivien Henryon, Jerome Monbrun
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Publication number: 20130184474Abstract: The invention relates to a method for preparing an amino acid, or its salts, from 2-aminobutyrolactone (2ABL), said amino acid fitting the formula I, XCH2CH2CHNH2COOH, wherein X is such that X? represents a nucleophilic ion, according to which N-carboxylation of 2-aminobutyrolactone (2ABL) is achieved with carbon dioxide, and the thereby obtained 2ABL carbamate is reactive with an XH reagent or its salts.Type: ApplicationFiled: October 4, 2011Publication date: July 18, 2013Applicant: ADISSEO FRANCE S.A.S.Inventors: Robert Huet, Jean-Michel Joerger, Vivien Henryon
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Publication number: 20130172617Abstract: The invention concerns a method for preparing a complex of an acid chosen from among methionine, 2-hydroxy-4-methylthiobutanoic acid (HMTBA) and lactic acid, and of at least one metal, starting from said acid and a mineral metal source, wherein the acid is caused to react with the mineral metal source in an extruder.Type: ApplicationFiled: September 21, 2011Publication date: July 4, 2013Applicant: ADISSEO IRELAND LIMITEDInventors: Jean-Claude Le Thiesse, Patrick Rey, Vivien Henryon
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Publication number: 20110009649Abstract: A method for preparing 2-(n-butyl)-5-nitrobenzofuran from 1-halo-4-nitrobenzene, characterized in that 1-hexen-3-ol is reacted, and then the product is subject to a Claisen rearrangement, followed by catalytic intramolecular cyclization.Type: ApplicationFiled: April 4, 2008Publication date: January 13, 2011Inventors: Thierry Durand, Ousmanne Diouf, Stephane Lemeune, Jean-Francois Marcoux, Vivien Henryon, Jerome Monbrun, Madeleine Delamare