Patents by Inventor Ruifang Chen
Ruifang Chen 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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Publication number: 20230146180Abstract: Compounds of formula (I) wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides.Type: ApplicationFiled: February 10, 2021Publication date: May 11, 2023Applicant: SYNGENTA CROP PROTECTION AGInventors: Ottmar Franz HUETER, Caroline CHENEL, Pierre Joseph Marcel JUNG, Elke Maria HILLESHEIM, Ruifang CHEN, Hua LI, Long LU
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Publication number: 20220104496Abstract: Compounds of formula I A-B??(I), wherein A is a radical selected from the group consisting of formulae A1 to A8: wherein the arrow denotes the point of attachment to the radical B; and B is a radical selected from the group consisting of formulae B1 to B11: wherein the arrow denotes the point of attachment to the radical A; and wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts and all stereoisomers and tautomeric forms of the compounds of formula I can be used as insecticides and can be prepared in a manner known per se.Type: ApplicationFiled: December 15, 2021Publication date: April 7, 2022Applicant: SYNGENTA PARTICIPATIONS AGInventors: Andrew EDMUNDS, Michel MUEHLEBACH, Andre STOLLER, Olivier LOISELEUR, Anke BUCHHOLZ, Ottmar Franz HUETER, Roger Graham HALL, Daniel EMERY, Pierre Joseph Marcel JUNG, Long LU, Yaming WU, Aurelien BIGOT, Ruifang CHEN
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Patent number: 11229208Abstract: Compounds of formula I A-B??(I), wherein A is a radical selected from the group consisting of formulae A1 to A8: wherein the arrow denotes the point of attachment to the radical B; and B is a radical selected from the group consisting of formulae B1 to B11: wherein the arrow denotes the point of attachment to the radical A; and wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts and all stereoisomers and tautomeric forms of the compounds of formula I can be used as insecticides and can be prepared in a manner known per se.Type: GrantFiled: October 12, 2020Date of Patent: January 25, 2022Assignee: SYNGENTA PARTICIPATIONS AGInventors: Andrew Edmunds, Michel Muehlebach, André Stoller, Olivier Loiseleur, Anke Buchholz, Ottmar Franz Hueter, Aurelien Bigot, Roger Graham Hall, Daniel Emery, Pierre Joseph Marcel Jung, Long Lu, Yaming Wu, Ruifang Chen
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Patent number: 10939682Abstract: Pesticidally active bi- or tricyclic heterocycles with sulphur-containing substituents, stereoisomers and tautomeric forms thereof that can be used as insecticides and can be prepared in a manner known per se.Type: GrantFiled: June 19, 2014Date of Patent: March 9, 2021Assignee: Syngenta Participations AGInventors: Andrew Edmunds, Michel Muehlebach, Andre Stoller, Olivier Loiseleur, Anke Buchholz, Ottmar Franz Hueter, Roger Graham Hall, Daniel Emery, Pierre Joseph Marcel Jung, Long Lu, Yaming Wu, Aurelien Bigot, Ruifang Chen
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Publication number: 20210037827Abstract: Compounds of formula I A-B??(I), wherein A is a radical selected from the group consisting of formulae A1 to A8: wherein the arrow denotes the point of attachment to the radical B; and B is a radical selected from the group consisting of formulae B1 to B11: wherein the arrow denotes the point of attachment to the radical A; and wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts and all stereoisomers and tautomeric forms of the compounds of formula I can be used as insecticides and can be prepared in a manner known per se.Type: ApplicationFiled: October 12, 2020Publication date: February 11, 2021Applicant: SYNGENTA PARTICIPATIONS AGInventors: Andrew EDMUNDS, Michel MUEHLEBACH, André STOLLER, Olivier LOISELEUR, Anke BUCHHOLZ, Ottmar Franz HUETER, Aurelien BIGOT, Roger Graham HALL, Daniel EMERY, Pierre Joseph Marcel JUNG, Long LU, Yaming WU, Ruifang CHEN
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Patent number: 10736320Abstract: Pesticidally active polycyclic derivatives with 5-membered sulfur containing heterocyclic ring systems of formula (I), wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides and can be prepared in a manner known per se.Type: GrantFiled: September 19, 2016Date of Patent: August 11, 2020Assignee: Syngenta Participations AGInventors: Andrew Edmunds, Michel Muehlebach, Pierre Joseph Marcel Jung, Daniel Emery, Anke Buchholz, Ruifang Chen, Long Lu, Yaming Wu
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Patent number: 10385048Abstract: Compounds of formula (I), wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides and can be prepared in a manner known per se.Type: GrantFiled: December 28, 2015Date of Patent: August 20, 2019Assignee: SYNGENTA PARTICIPATION AGInventors: Andrew Edmunds, Pierre Joseph Marcel Jung, Michel Muehlebach, Long Lu, Yaming Wu, Ruifang Chen
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Patent number: 10125139Abstract: Polycyclic derivatives of formula (I) wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides and can be prepared in a manner known per se.Type: GrantFiled: April 18, 2016Date of Patent: November 13, 2018Assignees: SYNGENTA CROP PROTECTION AG, SYNGENTA (CHINA) INVESTMENT CO. LTD.Inventors: Andrew Edmunds, Roger Graham Hall, Michel Muehlebach, Daniel Emery, Pierre Joseph Marcel Jung, Long Lu, Yaming Wu, Ruifang Chen
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Publication number: 20180213784Abstract: Pesticidally active polycyclic derivatives with 5-membered sulfur containing heterocyclic ring systems of formula (I), wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides and can be prepared in a manner known per se.Type: ApplicationFiled: September 19, 2016Publication date: August 2, 2018Applicant: Syngenta Participations AGInventors: Andrew Edmunds, Michel Muehlebach, Pierre Joseph Marcel Jung, Daniel Emery, Anke Buchholz, Ruifang Chen, Long Lu, Yaming Wu
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Publication number: 20180099970Abstract: Polycyclic derivatives of formula (I) wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides and can be prepared in a manner known per se.Type: ApplicationFiled: April 18, 2016Publication date: April 12, 2018Applicant: Syngenta Participations AGInventors: Andrew EDMUNDS, Roger Graham HALL, Michel MUEHLEBACH, Daniel EMERY, Pierre Joseph Marcel JUNG, Long LU, Yaming WU, Ruifang CHEN
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Publication number: 20170367332Abstract: Compounds of formula (I), wherein the substituents are as defined in claim 1, and the agrochemically acceptable salts salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides and can be prepared in a manner known per se.Type: ApplicationFiled: December 28, 2015Publication date: December 28, 2017Applicant: Syngenta Participations AGInventors: Andrew Edmunds, Pierre Joseph Marcel Jung, Michel Muehlebach, Long Lu, Yaming Wu, Ruifang Chen
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Publication number: 20160255837Abstract: Pesticidally active bi- or tricyclic heterocycles with sulphur-containing substituents, stereoisomers and tautomeric forms thereof that can be used as insecticides and can be prepared in a manner known per se.Type: ApplicationFiled: June 19, 2014Publication date: September 8, 2016Applicant: Syngenta Participations AGInventors: Andrew EDMUNDS, Michel MUEHLEBACH, Andre STOLLER, Olivier LOISELEUR, Anke BUCHHOLZ, Ottmar Franz HUETER, Roger Graham HALL, Daniel EMERY, Pierre Joseph Marcel JUNG, Long LU, Yaming WU, Aurelien BIGOT, Ruifang CHEN
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Patent number: 9133218Abstract: Disclosed are pesticidally active pyridyl- and pyrimidyl-substituted thiazole derivatives, processes for their preparation, compositions comprising those compounds, and their use for controlling insects.Type: GrantFiled: June 4, 2013Date of Patent: September 15, 2015Assignee: Syngenta Participations AGInventors: Ruifang Chen, Laura Quaranta, Andrew Edmunds, Andre Jeanguenat, Aurelien Bigot, Sebastian Rendler, Roger Graham Hall, Long Lu, Peter Renold
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Publication number: 20150141423Abstract: Disclosed are pesticidally active pyridyl- and pyrimidyl-substituted thiazole derivatives, processes for their preparation, compositions comprising those compounds, and their use for controlling insects.Type: ApplicationFiled: June 4, 2013Publication date: May 21, 2015Applicant: Syngenta Participations AGInventors: Ruifang Chen, Laura Quaranta, Andrew Edmunds, Andre Jeanguenat, Aurelien Bigot, Sebastian Rendler, Roger Graham Hall, Long Lu, Peter Renold
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Patent number: 8216968Abstract: The invention relates to a coordination complex system comprising a ligand having at least two donor moieties, which are complexed to at least a metal selected from a transition metal and lanthanide, characterized in that the ligand comprises at least two building blocks, each having at least one functional group and at least one donor moiety, wherein one building block is non-covalently bonded through its functional group to a complementary functional group of another building block or of a template, wherein the template comprises at least one other functional group that is noncovalently bonded to a complementary functional group of another building block, and wherein all building blockemplate-building block structures are the same when the template contains more than two functional groups.Type: GrantFiled: May 24, 2004Date of Patent: July 10, 2012Assignee: Universiteit Van AmsterdamInventors: Joost Nicolaas Hendrik Reek, Ruifang Chen, Paul Clemens Jozef Kamer, Vincent Friso Slagt, Petrus Wilhelmus Nicholas Maria Van Leeuwen
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Publication number: 20060258858Abstract: The invention relates to a coordination complex system comprising a ligand having at least two donor moieties, which are complexed to at least a metal selected from a transition metal and lanthanide, characterized in that the ligand comprises at least two building blocks, each having at least one functional group and at least one donor moiety, wherein one building block is non-covalently bonded through its functional group to a complementary functional group of another building block or of a template, wherein the template comprises at least one other functional group that is noncovalently bonded to a complementary functional group of another building block, and wherein all building blockemplate-building block structures are the same when the template contains more than two functional groups.Type: ApplicationFiled: May 24, 2004Publication date: November 16, 2006Applicant: UNIVERSITEIT VAN AMSTERDAMInventors: Joost Nicolaas Reek, Ruifang Chen, Paul Kamer, Vincent Slagt, Petrus Wilhelmus Nicolaas Van Leeuwen