Patents by Inventor Alain De Mesmaeker
Alain De Mesmaeker 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: 20230339916Abstract: Compounds of formula (I) wherein the substituents are as defined in claim 1, useful as plant growth regulators and/or seed germination promoters.Type: ApplicationFiled: August 26, 2021Publication date: October 26, 2023Applicant: SYNGENTA CROP PROTECTION AGInventors: Mathilde Denise LACHIA, Alain DE MESMAEKER, Alexandre Franco Jean Camille LUMBROSO, Roman STAIGER
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Publication number: 20220361500Abstract: Compounds of the formula (I) wherein the substituents are as defined in claim 1, useful as plant growth regulators and/or seed germination promoters.Type: ApplicationFiled: August 25, 2020Publication date: November 17, 2022Applicant: SYNGENTA CROP PROTECTION AGInventors: Mathilde Denise LACHIA, Alexandre Franco Jean Camille LUMBROSO, Pierre QUINODOZ, Alain DE MESMAEKER
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Patent number: 11136292Abstract: The present invention relates to relates to novel strigolactone derivatives of formula (I), to processes for preparing these derivatives including intermediate compounds, to seeds comprising these derivatives, to plant growth regulator or seed germination promoting compositions comprising these derivatives and to methods of using these derivatives in controlling the growth of plants and/or promoting the germination of seeds.Type: GrantFiled: September 5, 2017Date of Patent: October 5, 2021Assignee: SYNGENTA PARTICIPATIONS AGInventors: Alexandre Franco Jean Camille Lumbroso, Alain De Mesmaeker, Claudio Screpanti, Stefano Rendine
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Publication number: 20210253560Abstract: The present invention relates to novel strigolactam derivatives, to crop enhancement, plant growth regulator or seed germination promoting compositions comprising these derivatives and to methods of using these derivatives in controlling the growth and physiology of plants and/or promoting the germination of seeds.Type: ApplicationFiled: March 7, 2019Publication date: August 19, 2021Applicant: Syngenta Participations AGInventors: Alexandre Franco Jean Camille LUMBROSO, Alain DE MESMAEKER, Claudio SCREPANTI
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Patent number: 11039613Abstract: The present invention relates to new compounds of formula (I) for the promotion of seed germination, to processes for preparing the compounds, to seeds comprising the compounds, to seed germination promoting compositions comprising the compounds and to methods of using the compounds for promoting the germination of seeds. In particular, the compounds are useful in promoting germination of corn under cold stress conditions.Type: GrantFiled: February 1, 2018Date of Patent: June 22, 2021Assignee: SYNGENTA PARTICIPATIONS AGInventors: Alain De Mesmaeker, Claudio Screpanti, Alexandre Franco Jean Camille Lumbroso
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Publication number: 20210059251Abstract: The present invention relates to relates to novel strigolactam derivatives, to processes for preparing these derivatives including intermediate compounds, to seeds comprising these derivatives, 5 to plant growth regulator or seed germination promoting compositions comprising these derivatives and to methods of using these derivatives in controlling the growth of plants and/or promoting the germination of seeds.Type: ApplicationFiled: March 7, 2019Publication date: March 4, 2021Applicant: SYNGENTA PARTICIPATIONS AGInventors: Alexandre Franco Jean Camille LUMBROSO, Alain DE MESMAEKER, Claudio SCREPANTI, Denise Mathilde LACHIA, Pierre QUINODOZ
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Publication number: 20190380339Abstract: The present invention relates to new compounds of formula (I) for the promotion of seed germination, to processes for preparing the compounds, to seeds comprising the compounds, to seed germination promoting compositions comprising the compounds and to methods of using the compounds for promoting the germination of seeds. In particular, the compounds are useful in promoting germination of corn under cold stress conditions.Type: ApplicationFiled: February 1, 2018Publication date: December 19, 2019Applicant: SYNGENTA PARTICIPATIONS AGInventors: Alain DE MESMAEKER, Claudio SCREPANTI, Alexandre Franco Jean Camille LUMBROSO
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Publication number: 20190330148Abstract: The present invention relates to relates to novel strigolactone derivatives of formula (I), to processes for preparing these derivatives including intermediate compounds, to seeds comprising these derivatives, to plant growth regulator or seed germination promoting compositions comprising these derivatives and to methods of using these derivatives in controlling the growth of plants and/or promoting the germination of seeds.Type: ApplicationFiled: September 5, 2017Publication date: October 31, 2019Applicant: SYNGENTA PARTICIPATIONS AGInventors: Alexandre Franco Jean Camille LUMBROSO, Alain DE MESMAEKER, Claudio SCREPANTI, Stefano RENDINE
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Patent number: 10399950Abstract: The present invention relates to novel non-steroidal brassinosteroid mimetic derivatives of formula (I) as defined herein, to processes and intermediates for preparing them, to plant growth regulator compositions comprising them and to methods of using them for controlling the growth of plants and/or promoting the germination of seeds.Type: GrantFiled: January 31, 2014Date of Patent: September 3, 2019Assignee: Syngenta Partcipations AGInventors: Mathilde Denise Lachia, Pierre Joseph Marcel Jung, Joerg Leipner, David Brocklehurst, Alain De Mesmaeker, Sebastian Volker Wendeborn
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Publication number: 20180220650Abstract: The present invention relates to novel strigolactam derivatives, to processes for preparing these derivatives including intermediate compounds, to plant growth regulator or seed germination promoting compositions comprising these derivatives and to methods of using these derivatives in controlling the growth of plants and/or promoting the germination of seeds.Type: ApplicationFiled: August 4, 2016Publication date: August 9, 2018Applicant: Syngenta Participations AGInventors: Alexandre Franco Jean Camille Lumbroso, Alain De Mesmaeker
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Publication number: 20180168154Abstract: Compounds of the Formula (I) wherein the substituents are as defined in claim 1, useful as plant growth regulators, particular in seed germination.Type: ApplicationFiled: June 1, 2016Publication date: June 21, 2018Applicant: Syngenta Participations AGInventors: Alain DE MESMAEKER, Mathilde Denise LACHIA, Alexandre Franco Jean Camille LUMBROSO, Stefano RENDINE, Claudio SCREPANTI
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Publication number: 20180134726Abstract: The present invention relates to novel strigolactam derivatives, to processes and intermediates for preparing them, to plant growth regulator compositions comprising them and to methods of using them for controlling the growth of plants and/or promoting the germination of seeds.Type: ApplicationFiled: May 22, 2013Publication date: May 17, 2018Applicant: SYNGENTA PARTICIPATIONS AGInventors: Emmanuelle VILLEDIEU-PERCHERON, Mathilde Denise LACHIA, Alain DE MESMAEKER, Hanno Christian WOLF, Franciscus LANFERMEIJER, Paul VAN DEN WIJNGAARD, Claudio SCREPANTI
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Patent number: 9878970Abstract: The present invention relates to a novel a process for the preparation of 9-dichloromethylene-1,2,3,4-tetrahydro-1,4-methano-naphthalen-5-ylamine which process comprises a) reacting cyclopentadiene in the presence of a radical initiator and CXCl3, wherein X is chloro or bromo, to a compound of formula I1, or aa) reacting cyclopentadiene with CXCl3, wherein X is chloro, in the presence of a metal catalyst to a compound of formula I1, wherein X is chloro, b) reacting the compound of formula I1 with a base in the presence of an appropriate solvent to the compound of formula III, c) and converting the compound of formula III in the presence of 1,2-dehydro-6-nitrobenzene to the compound of formula IV, and d) hydrogenating the compound of formula IV in the presence of a metal catalyst.Type: GrantFiled: September 27, 2017Date of Patent: January 30, 2018Assignee: Syngenta Crop Protection, LLCInventors: Denis Gribkov, Bjorn Antelmann, Fanny Bois, Harald Walter, Alain De Mesmaeker
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Publication number: 20180016211Abstract: The present invention relates to a novel a process for the preparation of 9-dichloromethylene-1,2,3,4-tetrahydro-1,4-methano-naphthalen-5-ylamine which process comprises a) reacting cyclopentadiene in the presence of a radical initiator and CXCl3, wherein X is chloro or bromo, to a compound of formula II, or aa) reacting cyclopentadiene with CXCl3, wherein X is chloro, in the presence of a metal catalyst to a compound of formula II, wherein X is chloro, b) reacting the compound of formula II with a base in the presence of an appropriate solvent to the compound of formula III, c) and converting the compound of formula III in the presence of 1,2-dehydro-6-nitrobenzene to the compound of formula IV, and d) hydrogenating the compound of formula IV in the presence of a metal catalyst.Type: ApplicationFiled: September 27, 2017Publication date: January 18, 2018Applicant: Syngenta Crop Protection, LLCInventors: Denis GRIBKOV, Bjorn ANTELMANN, Fanny BOIS, Harald WALTER, Alain DE MESMAEKER
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Patent number: 9796646Abstract: The present invention relates to a novel process for the preparation of 9-dichloromethylene-1,2,3,4-tetrahydro-1,4-methano-naphthalen-5-ylamine which process comprises a) reacting cyclopentadiene in the presence of a radical initiator and CXCl3, wherein X is chloro or bromo, to a compound of formula II aa) reacting cyclopentadiene with CXCl3, wherein X is chloro, in the presence of a metal catalyst to a compound of formula II wherein X is chloro, b) reacting the compound of formula II with a base in the presence of an appropriate solvent to the compound of formula III c) and converting the compound of formula III in the presence of 1,2-dehydro-6-nitrobenzene to the compound of formula IV and d) hydrogenating the compound of formula IV in the presence of a metal catalyst.Type: GrantFiled: January 23, 2015Date of Patent: October 24, 2017Assignee: Syngenta Crop Protection, LLCInventors: Denis Gribkov, Bjorn Antelmann, Fanny Giordano, Harald Walter, Alain De Mesmaeker
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Patent number: 9751867Abstract: The present invention relates to novel heterocyclic derivatives of Formula (I), to processes and intermediates for preparing them, to plant growth regulator and seed germination promoting compositions comprising them and to methods of using them for controlling the growth of plants and/or promoting the germination of seeds.Type: GrantFiled: February 24, 2015Date of Patent: September 5, 2017Assignee: Syngenta Participations AGInventors: Mathilde Denise Lachia, Claudio Screpanti, Alain De Mesmaeker, Alexandre Franco Jean Camille Lumbroso, Stefano Rendine
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Patent number: 9598363Abstract: The present invention relates to novel strigolactam derivatives, to processes and intermediates for preparing them, to plant growth regulator compositions comprising them and to methods of using them for controlling the growth of plants and/or promoting the germination of seeds.Type: GrantFiled: February 27, 2014Date of Patent: March 21, 2017Assignee: Syngenta Participations AGInventors: Mathilde Denise Lachia, Alain De Mesmaeker, Claudio Screpanti, Hanno Christian Wolf, Pierre Joseph Marcel Jung
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Publication number: 20160368900Abstract: The present invention relates to novel heterocyclic derivatives of Formula (I), to processes and intermediates for preparing them, to plant growth regulator and seed germination promoting compositions comprising them and to methods of using them for controlling the growth of plants and/or promoting the germination of seeds.Type: ApplicationFiled: February 24, 2015Publication date: December 22, 2016Applicant: Syngenta Participations AGInventors: Mathilde Denise LACHIA, Claudio SCREPANTI, Alain DE MESMAEKER, Alexandre Franco Jean Camille LUMBROSO, Stefano RENDINE
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Patent number: 9522882Abstract: The present invention relates to novel strigolactam derivatives, to processes and intermediates for preparing them, to plant growth regulator compositions comprising them and to methods of using them for controlling the growth of plants and/or promoting the germination of seeds.Type: GrantFiled: November 3, 2015Date of Patent: December 20, 2016Assignee: Syngenta Participations AGInventors: Mathilde Denise Lachia, Alain De Mesmaeker, Emmanuelle Villedieu-Percheron, Hanno Christian Wolf, Pierre Joseph Marcel Jung, Franciscus Cornelis Lanfermeijer, Paul Willem Jan Van Den Wijngaard, Claudio Screpanti
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Patent number: 9345244Abstract: The present invention relates to novel non-steroidal brassinosteroid mimetic derivatives, to processes and intermediates for preparing them, to plant growth regulator compositions comprising them and to methods of using them for controlling the growth of plants and/or promoting the germination of seeds.Type: GrantFiled: September 11, 2012Date of Patent: May 24, 2016Assignees: Syngenta Participations AG, Syngenta LimitedInventors: Pierre Joseph Marcel Jung, Joerg Leipner, Mathilde Denise Lachia, Alain De Mesmaeker, Matthew Murdoch Woodhead McLachlan