Patents by Inventor Nicholas Phillip Mulholland
Nicholas Phillip Mulholland 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: 10194660Abstract: The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein A1a, A1b, R1, R2, R3 and R4 and R5 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), and to their use for controlling weeds, in particular in crops of useful plants.Type: GrantFiled: June 10, 2016Date of Patent: February 5, 2019Assignee: Syngenta Participations AGInventors: Glynn Mitchell, Nicholas Phillip Mulholland, Yunas Bhonoah
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Publication number: 20180177190Abstract: The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein A1a, A1b, R1, R2, R3 and R4 and R5 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), and to their use for controlling weeds, in particular in crops of useful plants.Type: ApplicationFiled: June 10, 2016Publication date: June 28, 2018Applicant: Syngenta Participations AGInventors: Glynn MITCHELL, Nicholas Phillip MULHOLLAND, Yunas BHONOAH
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Patent number: 9980486Abstract: The present invention relates to compounds of formula (I), or an agronomically acceptable salt of said compounds wherein A1a, A1b, R1, R2, R3, R4, R5 and R6 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), and to their use for controlling weeds, in particular in crops of useful plants.Type: GrantFiled: September 11, 2015Date of Patent: May 29, 2018Assignee: Syngenta Participations AGInventors: Glynn Mitchell, Gordon Richard Munns, Matthew Carl Plane, Nicholas Phillip Mulholland
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Publication number: 20170251670Abstract: The present invention relates to compounds of formula (I), or an agronomically acceptable salt of said compounds wherein A1a, A1b, R1, R2, R3, R4, R5 and R6 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), and to their use for controlling weeds, in particular in crops of useful plants.Type: ApplicationFiled: September 11, 2015Publication date: September 7, 2017Applicant: Syngenta Participations AGInventors: Glynn MITCHELL, Gordon Richard MUNNS, Matthew Carl PLANE, Nicholas Phillip MULHOLLAND
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Patent number: 9701662Abstract: The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein A1, A2, R1, R2, R3 and R4 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), to their use for controlling weeds, in particular in crops of useful plants, and to intermediates used to synthesize said compounds.Type: GrantFiled: February 26, 2015Date of Patent: July 11, 2017Assignee: Syngenta Participations AGInventors: Glynn Mitchell, Nicholas Phillip Mulholland
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Publication number: 20170066745Abstract: The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein A1, A2, R1, R2, R3 and R4 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), to their use for controlling weeds, in particular in crops of useful plants, and to intermediates used to synthesise said compounds.Type: ApplicationFiled: February 26, 2015Publication date: March 9, 2017Applicant: Syngenta Participations AGInventors: Glynn Mitchell, Nicholas Phillip Mulholland
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Publication number: 20160073631Abstract: The present invention provides stereoselective processes for the preparation of compounds of formula (I) wherein P is phenyl, naphthyl, a 6-membered heteroaryl group containing one or two nitrogen atoms as ring members, or a 10-membered bicyclic heteroaryl group containing one or two nitrogen atoms as ring members, and wherein the phenyl, naphthyl and heteroaryl groups are optionally substituted; R1 is chlorodifluoromethyl or trifluoromethyl; R2 is optionally substituted aryl or optionally substituted heteroaryl; n is 0 or 1; including the process comprising (a-i) reacting a compound of formula II wherein P, R1 and R2 are as defined for the compound of formula I; with nitromethane in the presence a chiral catalyst to give a compound of formula III wherein P, R1 and R2 are as defined for the compound of formula I; and (a-ii) reductively cyclising the compound of formula III to give the compound of formula I.Type: ApplicationFiled: November 19, 2015Publication date: March 17, 2016Applicants: Syngenta Participations AG, Syngenta LimitedInventors: Myriem EL QACEMI, Helmars SMITS, Jerome Yves CASSAYRE, Nicholas Phillip MULHOLLAND, Peter RENOLD, Edouard GODINEAU, Thomas PITTERNA
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Patent number: 9233920Abstract: The present invention provides stereoselective processes for the preparation of compounds of formula (I) wherein P is phenyl, naphthyl, a 6-membered heteroaryl group containing one or two nitrogen atoms as ring members, or a 10-membered bicyclic heteroaryl group containing one or two nitrogen atoms as ring members, and wherein the phenyl, naphthyl and heteroaryl groups are optionally substituted; R1 is chlorodifluoromethyl or trifluoromethyl; R2 is optionally substituted aryl or optionally substituted heteroaryl; n is 0 or 1; including the process comprising (a-i) reacting a compound of formula II wherein P, R1 and R2 are as defined for the compound of formula I; with nitromethane in the presence a chiral catalyst to give a compound of formula III Wherein P, R1 and R2 are as defined for the compound of formula I; and (a-ii) reductively cyclizing the compound of formula III to give the compound of formula I.Type: GrantFiled: June 14, 2011Date of Patent: January 12, 2016Assignees: Syngenta Participations AG, Syngenta LimitedInventors: Myriem El Qacemi, Helmars Smits, Jerome Yves Cassayre, Nicholas Phillip Mulholland, Peter Renold, Edouard Godineau, Thomas Pitterna
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Patent number: 8962628Abstract: The present invention provides a compound of formula (I) wherein R4 is of sub-formula (a) or (b) and wherein the other substituents are as defined in the specification. The compounds of formula (I) are potentially useful as herbicides.Type: GrantFiled: October 14, 2011Date of Patent: February 24, 2015Assignee: Syngenta LimitedInventors: Alaric James Avery, Alain De Mesmaeker, Nicholas Phillip Mulholland, Nigel James Willetts, Paul Anthony Worthington
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Publication number: 20140323300Abstract: The present invention relates to compounds of Formula (I), or an agronomically acceptable salt of said compounds wherein R1, R2, R3 and R4 are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), and to their use for controlling weeds, in particular in crops of useful plants.Type: ApplicationFiled: December 7, 2012Publication date: October 30, 2014Applicant: SYNGENTA LIMITEDInventors: William Guy Whittingham, Nicholas Phillip Mulholland, Russell Viner, Alison Clare Elliott, Katy Louise Bridgwood, John Martin Clough, Kevin Beautement, Glynn Mitchell, Gordon Munns
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Publication number: 20140206633Abstract: The present invention relates to processes for the preparation of compounds of formula IB wherein A1, A2, A3, A4, L, Y1, Y2, R1, R2, R3, R4 and R5 are as defined in the claims, comprising reacting a compound of formula (II) wherein Y1, Y2, L, A1, A2, R1, R2, R3, R4 and R5 are as defined for the compound of formula (I); with hydroxylamine in the presence of water, a base and a chiral phase transfer catalyst, which chiral phase transfer catalyst is a quinine derivative. The invention also relates to compounds of formula IB and enantiomerically enriched mixtures comprising compounds of formula IB.Type: ApplicationFiled: February 3, 2011Publication date: July 24, 2014Applicant: SYNGENTA CROP PROTECTION LLCInventors: Nicholas Phillip Mulholland, Edouard Godineau, Jérôme Yves Cassayre, Peter Renold, Myriem El Qacemi, Guillaume Revol
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Publication number: 20130303370Abstract: The present invention provides a compound of formula (I) wherein R4 is of sub-formula (a) or (b) and wherein the other substituents are as defined in the specification. The compounds of formula (I) are potentially useful as herbicides.Type: ApplicationFiled: October 14, 2011Publication date: November 14, 2013Applicants: SYNGENTA LIMITED, SYNGENTA PARTICIPATIONS AGInventors: Alaric James Avery, Alain De Mesmaeker, Nicholas Phillip Mulholland, Nigel James Willetts, Paul Anthony Worthington
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Patent number: 8569301Abstract: The present invention relates to 6,6-dioxo-6-thia-1,4-diaza-naphthalene derivatives of formula (I) where R1, R2, R3a, R3b, R4 and R5 are as defined in claim 1; or a salt or N-oxide thereof. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising compounds of formula (I) and to methods of using compounds of formula (I) to control plant growth.Type: GrantFiled: May 6, 2010Date of Patent: October 29, 2013Assignee: Syngenta LimitedInventors: Nigel James Willetts, Nicholas Phillip Mulholland, Paul Anthony Worthington, Alaric James Avery
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Publication number: 20130237583Abstract: The present invention provides stereoselective processes for the preparation of compounds of formula (I) wherein P is phenyl, naphthyl, a 6-membered heteroaryl group containing one or two nitrogen atoms as ring members, or a 10-membered bicyclic heteroaryl group containing one or two nitrogen atoms as ring members, and wherein the phenyl, naphthyl and heteroaryl groups are optionally substituted; R1 is chlorodifluoromethyl or trifluoromethyl; R2 is optionally substituted aryl or optionally substituted heteroaryl; n is 0 or 1; including the process comprising (a-i) reacting a compound of formula II wherein P, R1 and R2 are as defined for the compound of formula I; with nitromethane in the presence a chiral catalyst to give a compound of formula III Wherein P, R1 and R2 are as defined for the compound of formula I; and (a-ii) reductively cyclising the compound of formula III to give the compound of formula I.Type: ApplicationFiled: June 14, 2011Publication date: September 12, 2013Applicant: SYNGENTA CROP PROTECTION LLCInventors: Myriem El Qacemi, Helmars Smits, Jerome Yves Cassayre, Nicholas Phillip Mulholland, Peter Renold, Edouard Godineau, Thomas Pitterna
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Publication number: 20120115726Abstract: The present invention relates to 6,6-dioxo-6-thia-1,4-diaza-naphthalene derivatives of formula (I) where R1, R2, R3a, R3b, R4 and R5 are as defined in claim 1; or a salt or N-oxide thereof. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising compounds of formula (I) and to methods of using compounds of formula (I) to control plant growth.Type: ApplicationFiled: May 6, 2010Publication date: May 10, 2012Applicant: SYNGENTA CROP PROTECTION LLCInventors: Nigel James Willetts, Nicholas Phillip Mulholland, Paul Anthony Worthington, Alaric James Avery