Patents by Inventor Devendra Vyas
Devendra Vyas 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: 12134616Abstract: The invention relates to compounds of formula (I), wherein the variables are as defined in the specification. It also relates to the use of compounds of formula (I) as an agrochemical pesticide; to pesticidal mixtures comprising compounds of formula (I); and to agrochemical or veterinary compositions comprising compounds of formula (I). Other objects are seed comprising compounds of formula (I); and methods for controlling invertebrate pests, infestation, or infection by invertebrate pests by application of compounds of formula (I).Type: GrantFiled: October 11, 2019Date of Patent: November 5, 2024Assignee: BASF SEInventors: Wolfgang Von Deyn, Rizwan Shabbir Shaikh, Devendra Vyas, Arun Narine, Olesya Kuzmina
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Patent number: 11570992Abstract: The present invention relates to compounds of formula I, wherein the variables are defined as given in the description and claims. The invention further relates to uses, processes and composition for compounds I.Type: GrantFiled: March 29, 2017Date of Patent: February 7, 2023Assignee: BASF SEInventors: Arun Narine, Ashokkumar Adisechan, Rupsha Chaudhuri, Gopal Krishna Datta, Sunderraman Sambasivan, Devendra Vyas
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Patent number: 11512054Abstract: The present invention relates to the compounds of formula (I), and the N-oxides, stereoisomers, tautomers and agriculturally or veterinarily acceptable salts thereof wherein the variables are defined according to the description, formula (I). The compounds of formula (I), as well as the N-oxides, stereoisomers, tautomers and agriculturally or veterinarily acceptable salts thereof, are useful for combating or controlling invertebrate pests, in particular arthropod pests and nematodes. The invention also relates to a method for controlling invertebrate pests by using these compounds and to plant propagation material and to an agricultural and a veterinary composition comprising said compounds.Type: GrantFiled: December 11, 2018Date of Patent: November 29, 2022Assignee: BASF SEInventors: Rupsha Chaudhuri, Sunderraman Sambasivan, Arun Narine, Ashokkumar Adisechan, Devendra Vyas
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Patent number: 11440861Abstract: The invention relates to a process for the preparation of 5-bromo-1,3-dichloro-2-fluoro-benzene by diazotization and reduction of 6-bromo-2,4-dichloro-3-fluoro-aniline, which is obtained by bromination of 2,4-dichloro-3-fluoro-aniline, which is obtained by reduction of 1,3-dichloro-2-fluoro-4-nitro-benzene, and a process for preparing active compounds of formula V (Formula V) wherein the variables are defined in the specification by further transforming 5-bromo-1,3-dichloro-2-fluoro-benzene obtained from 2,4-dichloro-3-fluoro-aniline by the process according to the invention.Type: GrantFiled: November 25, 2019Date of Patent: September 13, 2022Assignee: BASF SEInventors: Karsten Koerber, Michael Rack, Pascal Bindschaedler, Martin John McLaughlin, Birgit Gockel, Devendra Vyas, Sebastian Soergel
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Publication number: 20220017439Abstract: The invention relates to a process for the preparation of 5-bromo-1,3-dichloro-2-fluoro-benzene by diazotization and reduction of 6-bromo-2,4-dichloro-3-fluoro-aniline, which is obtained by bromination of 2,4-dichloro-3-fluoro-aniline, which is obtained by reduction of 1,3-dichloro-2-fluoro-4-nitro-benzene, and a process for preparing active compounds of formula V (Formula V) wherein the variables are defined in the specification by further transforming 5-bromo-1,3-dichloro-2-fluoro-benzene obtained from 2,4-dichloro-3-fluoro-aniline by the process according to the invention.Type: ApplicationFiled: November 25, 2019Publication date: January 20, 2022Inventors: Karsten Koerber, Michael Rack, Pascal Bindschaedler, Martin John McLaughlin, Birgit Gockel, Devendra Vyas, Sebastian Soergel
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Publication number: 20210347777Abstract: The invention relates to compounds of formula (I), wherein the variables are as defined in the specification. It also relates to the use of compounds of formula (I) as an agrochemical pesticide; to pesticidal mixtures comprising compounds of formula (I); and to agrochemical or veterinary compositions comprising compounds of formula (I). Other objects are seed comprising compounds of formula (I); and methods for controlling invertebrate pests, infestation, or infection by invertebrate pests by application of compounds of formula (I).Type: ApplicationFiled: October 11, 2019Publication date: November 11, 2021Inventors: Wolfgang Von Deyn, Rizwan Shabbir Shaikh, Devendra Vyas, Arun Narine, Olesya Kuzmina
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Patent number: 11160280Abstract: The present invention relates to the compounds of formula (I), and the N-oxides, stereoisomers, tautomers and agriculturally or veterinarily acceptable salts thereof wherein the variables are defined according to the description, The compounds of formula (I), as well as the N-oxides, stereoisomers, tautomers and agriculturally or veterinarily acceptable salts thereof, are useful for combating or controlling invertebrate pests, in particular arthropod pests and nematodes. The invention also relates to a method for controlling invertebrate pests by using these compounds and to plant propagation material and to an agricultural and a veterinary composition comprising said compounds.Type: GrantFiled: March 19, 2018Date of Patent: November 2, 2021Assignee: BASF SEInventors: Arun Narine, Ashokkumar Adisechan, Devendra Vyas, Gopal Krishna Datta, Ramakrishnan Vallinayagam, Rupsha Chaudhuri, Sunderraman Sambasivan
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Patent number: 10961213Abstract: The present invention relates to a process for preparing benzylic amides of formula I wherein the variables have the meaning as defined in the description, by reductive amidation of a nitrile of formula II wherein the variables have the meanings given for formula I, with an activated carbonyl compound of formula III, and which nitrile is obtained by reaction of a compound of formula IV with a halogen compound of formula V, wherein X is a halogen atom, preferably bromo, which halogen compound V in turn is obtained by Sandmeyer reaction of an aniline derivative of formula VI novel compounds of formula I, and processes for preparing compounds of formula XII wherein the variables have the meaning as defined in the description by condensing compounds of formula I with compounds of formula X and subjecting the resulting ?,?-unsaturated ketone of formula XI to a reaction with hydroxylamine to yield compounds of formula XII.Type: GrantFiled: January 16, 2018Date of Patent: March 30, 2021Assignee: BASF SEInventors: Martin John McLaughlin, Karsten Koerber, Birgit Gockel, Devendra Vyas, Arun Narine
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Publication number: 20210070713Abstract: The present invention relates to the compounds of formula (I), and the N-oxides, stereoisomers, tautomers and agriculturally or veterinarily acceptable salts thereof wherein the variables are defined according to the description, formula (I). The compounds of formula (I), as well as the N-oxides, stereoisomers, tautomers and agriculturally or veterinarily acceptable salts thereof, are useful for combating or controlling invertebrate pests, in particular arthropod pests and nematodes. The invention also relates to a method for controlling invertebrate pests by using these compounds and to plant propagation material and to an agricultural and a veterinary composition comprising said compounds.Type: ApplicationFiled: December 11, 2018Publication date: March 11, 2021Inventors: Rupsha Chaudhuri, Sunderraman Sambasivan, Arun Narine, Ashokkumar Adisechan, Devendra Vyas
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Publication number: 20200397001Abstract: A method for controlling pests of soybean plants comprises the step of contacting the soybean plant, parts of it, its propagation material, the pests, their food supply, habitat or breeding grounds with one or more compounds of formula (I) wherein the variables are defined as given in the description and claims.Type: ApplicationFiled: December 20, 2018Publication date: December 24, 2020Inventors: Ashokkumar Adisechan, Birgit Gockel, Sunderraman Sambasivan, Devendra Vyas, Rupsha Chaudhuri
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Patent number: 10526264Abstract: Compounds of formula I a process for preparation of compounds of formula I; precursor compounds of formula II a process for preparation of precursor compounds of formula II; compounds of formula III a process for the preparation of compounds of formula IV from compounds of formula III and the use of compounds of formula I for the preparation of compounds of formula IV.Type: GrantFiled: June 23, 2017Date of Patent: January 7, 2020Assignee: BASF SEInventors: Martin John McLaughlin, Karsten Koerber, Birgit Gockel, Pascal Bindschaedler, Sebastian Soergel, Devendra Vyas, Johannes Roeckl
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Patent number: 10149477Abstract: Substituted pyrimidinium compounds of the general formula (I): wherein the compounds are useful for controlling invertebrate pests.Type: GrantFiled: October 6, 2015Date of Patent: December 11, 2018Assignee: BASF SEInventors: Joachim Dickhaut, Arun Narine, Wolfgang von Deyn, Raffael Koller, Jean-Yves Wach, Devendra Vyas, Ashokkumar Adisechan, Harish Shinde
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Publication number: 20170295791Abstract: Substituted pyrimidinium compounds of the general formula (I): wherein the compounds are useful for controlling invertebrate pests.Type: ApplicationFiled: October 6, 2015Publication date: October 19, 2017Inventors: Joachim Dickhaut, Arun Narine, Wolfgang von Deyn, Raffael Koller, Jean-Yves Wach, Devendra Vyas, Ashokkumar Adisechan, Harish Shinde