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).

  • Patent number: 12134616
    Abstract: 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: Grant
    Filed: October 11, 2019
    Date of Patent: November 5, 2024
    Assignee: BASF SE
    Inventors: Wolfgang Von Deyn, Rizwan Shabbir Shaikh, Devendra Vyas, Arun Narine, Olesya Kuzmina
  • Patent number: 11570992
    Abstract: 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: Grant
    Filed: March 29, 2017
    Date of Patent: February 7, 2023
    Assignee: BASF SE
    Inventors: Arun Narine, Ashokkumar Adisechan, Rupsha Chaudhuri, Gopal Krishna Datta, Sunderraman Sambasivan, Devendra Vyas
  • Patent number: 11512054
    Abstract: 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: Grant
    Filed: December 11, 2018
    Date of Patent: November 29, 2022
    Assignee: BASF SE
    Inventors: Rupsha Chaudhuri, Sunderraman Sambasivan, Arun Narine, Ashokkumar Adisechan, Devendra Vyas
  • Patent number: 11440861
    Abstract: 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: Grant
    Filed: November 25, 2019
    Date of Patent: September 13, 2022
    Assignee: BASF SE
    Inventors: Karsten Koerber, Michael Rack, Pascal Bindschaedler, Martin John McLaughlin, Birgit Gockel, Devendra Vyas, Sebastian Soergel
  • Publication number: 20220017439
    Abstract: 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: Application
    Filed: November 25, 2019
    Publication date: January 20, 2022
    Inventors: Karsten Koerber, Michael Rack, Pascal Bindschaedler, Martin John McLaughlin, Birgit Gockel, Devendra Vyas, Sebastian Soergel
  • Publication number: 20210347777
    Abstract: 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: Application
    Filed: October 11, 2019
    Publication date: November 11, 2021
    Inventors: Wolfgang Von Deyn, Rizwan Shabbir Shaikh, Devendra Vyas, Arun Narine, Olesya Kuzmina
  • Patent number: 11160280
    Abstract: 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: Grant
    Filed: March 19, 2018
    Date of Patent: November 2, 2021
    Assignee: BASF SE
    Inventors: Arun Narine, Ashokkumar Adisechan, Devendra Vyas, Gopal Krishna Datta, Ramakrishnan Vallinayagam, Rupsha Chaudhuri, Sunderraman Sambasivan
  • Patent number: 10961213
    Abstract: 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: Grant
    Filed: January 16, 2018
    Date of Patent: March 30, 2021
    Assignee: BASF SE
    Inventors: Martin John McLaughlin, Karsten Koerber, Birgit Gockel, Devendra Vyas, Arun Narine
  • Publication number: 20210070713
    Abstract: 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: Application
    Filed: December 11, 2018
    Publication date: March 11, 2021
    Inventors: Rupsha Chaudhuri, Sunderraman Sambasivan, Arun Narine, Ashokkumar Adisechan, Devendra Vyas
  • Publication number: 20200397001
    Abstract: 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: Application
    Filed: December 20, 2018
    Publication date: December 24, 2020
    Inventors: Ashokkumar Adisechan, Birgit Gockel, Sunderraman Sambasivan, Devendra Vyas, Rupsha Chaudhuri
  • Patent number: 10526264
    Abstract: 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: Grant
    Filed: June 23, 2017
    Date of Patent: January 7, 2020
    Assignee: BASF SE
    Inventors: Martin John McLaughlin, Karsten Koerber, Birgit Gockel, Pascal Bindschaedler, Sebastian Soergel, Devendra Vyas, Johannes Roeckl
  • Patent number: 10149477
    Abstract: Substituted pyrimidinium compounds of the general formula (I): wherein the compounds are useful for controlling invertebrate pests.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: December 11, 2018
    Assignee: BASF SE
    Inventors: Joachim Dickhaut, Arun Narine, Wolfgang von Deyn, Raffael Koller, Jean-Yves Wach, Devendra Vyas, Ashokkumar Adisechan, Harish Shinde
  • Publication number: 20170295791
    Abstract: Substituted pyrimidinium compounds of the general formula (I): wherein the compounds are useful for controlling invertebrate pests.
    Type: Application
    Filed: October 6, 2015
    Publication date: October 19, 2017
    Inventors: Joachim Dickhaut, Arun Narine, Wolfgang von Deyn, Raffael Koller, Jean-Yves Wach, Devendra Vyas, Ashokkumar Adisechan, Harish Shinde