Patents by Inventor Sulur G Manjunatha

Sulur G Manjunatha 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: 11524934
    Abstract: The present invention relates to 4-substituted phenylamidine derivatives of the general formula (I), wherein R5-R6, ArA4, D, G, B, Q and an integer m have the meanings as defined in the description. The invention further relates to methods for their preparation and use of said compounds for controlling undesired phytopathogenic microorganisms, and agents for said purpose, comprising said phenylamine derivatives. This invention further relates to a method for controlling undesired phytopathogenic microorganisms by application of said 4-substituted phenylamidine derivatives of general formula (I) to such undesired microorganisms and/or to their habitat, according to the invention.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: December 13, 2022
    Assignee: PI INDUSTRIES LTD
    Inventors: Maruti Naik, Vishal A. Mahajan, Gulab E. Walunj, Dipak D. Nivdunge, Sulur G. Manjunatha, Ruchi Garg, Santosh Shridhar Autkar, Nitin Ramesh Tembhare, Hagalavadi M. Venkatesha, Konstantin Poscharny, Alexander G. M. Klausener
  • Patent number: 11155517
    Abstract: This invention related to 4-substituted phenylamine derivatives of the general formula (I), wherein R1 to R9 and A have the meanings as defined in description. The invention further relates to methods for their preparation and use of said compounds to fight undesired phytopathogenic microorganisms, and agents for said purpose, comprising said phenylamine derivatives, all according to the invention. This invention further relates to a method for fighting undesired phytopathogenic microorganisms by application of said 4-substituted phenylamine derivatives of general formula (I) to such undesired microorganisms and/or to their habitat, according to the invention.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: October 26, 2021
    Assignee: PI INDUSTRIES LTD.
    Inventors: Maruti N. Naik, Vishal Ashok Mahajan, Mahesh Prakash More, Avinash Desai, Manoj Ganpat Kale, Sulur G. Manjunatha, Hagalavadi M. Venkatesha, Santosh Shridhar Autkar, Ruchi Garg, Jatin Samanta, Alexander G. M. Klausener, Konstantin Poscharny
  • Publication number: 20210122710
    Abstract: The present invention relates to 4-substituted phenylamidine derivatives of the general formula (I), wherein R5-R6, ArA4, D, G, B, Q and an integer m have the meanings as defined in the description. The invention further relates to methods for their preparation and use of said compounds for controlling undesired phytopathogenic microorganisms, and agents for said purpose, comprising said phenylamine derivatives. This invention further relates to a method for controlling undesired phytopathogenic microorganisms by application of said 4-substituted phenylamidine derivatives of general formula (I) to such undesired microorganisms and/or to their habitat, according to the invention.
    Type: Application
    Filed: April 18, 2018
    Publication date: April 29, 2021
    Applicant: PI INDUSTRIES LTD.
    Inventors: Maruti Naik, Vishal A. Mahajan, Gulab E. Walunj, Dipak D. Nivdunge, Sulur G. Manjunatha, Ruchi Garg, Santosh Shridhar Autkar, Nitin Ramesh Tembhare, Hagalavadi M. Venkatesha, Konstantin Poscharny, Alexander G.M. Klausener
  • Publication number: 20200148635
    Abstract: The present invention relates to 4-substituted amidine derivatives of the general formula (I), wherein A1-A4, D, L, Q, R7, R7? and integer's v and w have the meanings as defined in description. The invention further relates to methods for their preparation and use of said compounds to fight undesired phytopathogenic microorganisms, and agents for said purpose, comprising said amidine derivatives, all according to the invention. This invention further relates to a method for controlling undesired phytopathogenic microorganisms by application of said 4-substituted amidine derivatives of general formula (I) to such undesired microorganisms and/or to their habitat, according to the invention.
    Type: Application
    Filed: May 17, 2018
    Publication date: May 14, 2020
    Applicant: PI INDUSTRIES LTD.
    Inventors: Maruti Naik, Vishal A. Mahajan, Manoj G. Kale, Sathiyamoorthi Sivakumar, Ankit Kumar Jain, Sulur G. Manjunatha, Santosh Shridhar Autkar, Ruchi Garg, Rupesh Kumar Mishra, Hagalavadi M. Venkatesha, Konstantin Poschnary, Alexander G.M. KLAUSENER
  • Publication number: 20190382338
    Abstract: This invention related to 4-substituted phenylamine derivatives of the general formula (I), wherein R1 to R9 and A have the meanings as defined in description. The invention further relates to methods for their preparation and use of said compounds to fight undesired phytopathogenic microorganisms, and agents for said purpose, comprising said phenylamine derivatives, all according to the invention. This invention further relates to a method for fighting undesired phytopathogenic microorganisms by application of said 4-substituted phenylamine derivatives of general formula (I) to such undesired microorganisms and/or to their habitat, according to the invention.
    Type: Application
    Filed: October 11, 2017
    Publication date: December 19, 2019
    Applicant: PI INDUSTRIES LTD.
    Inventors: Maruti N. Naik, Vishal Ashok Mahajan, Mahesh Prakash More, Avinash Desai, Manoj Ganpat Kale, Sulur G. Manjunatha, Hagalavadi M. Venkatesha, Santosh Shridhar Autkar, Ruchi Garg, Jatin Samanta, Alexander G.M. Klausener, Konstantin Poscharny
  • Publication number: 20190367445
    Abstract: This invention relates to 4-substituted phenylamine derivatives of the general formula (I), wherein R1 to R8 and A have the meanings as defined in description. The invention further relates to methods for their preparation and use of said compounds to fight undesired phytopathogenic microorganisms, and agents for said purpose, comprising said phenylamine derivatives, all according to the invention. This invention further relates to a method for fighting undesired phytopathogenic microorganisms by application of said 4-substituted phenylamine derivatives of general formula (I) to such undesired microorganisms and/or to their habitat, according to the invention.
    Type: Application
    Filed: October 11, 2017
    Publication date: December 5, 2019
    Applicant: PI INDUSTRIES LTD.
    Inventors: Maruti N. Naik, Vishal Ashok Mahajan, Gulab Eknath Walunj, Manoj Ganpat Kale, Vikram Singh Jhala, Sulur G. Manjunatha, Hagalavadi M. Venkatesha, Santosh Shridhar Autkar, Ruchi Garg, Jatin Samanta, Alexander G.M. Klausener, Konstantin Poscharny
  • Patent number: 7964737
    Abstract: Disclosed herein a process for producing 2-(n-butyl)-3-[[2?-(tetrazol-5-yl)biphenyl-4-yl]methyl]-1,3-diazaspiro[4.4]non-1-en-4-one of formula (I) in pure form by using selective solvent system and cost efficient raw materials and reagents.
    Type: Grant
    Filed: July 27, 2006
    Date of Patent: June 21, 2011
    Assignee: Jubilant Organosys Limited
    Inventors: Charugundla Kishore, Vinod Vishwanath Bandi, Rajappa Murali, Mysore A. Sathish, Sulur G. Manjunatha
  • Publication number: 20080119662
    Abstract: A process for one pot synthesis of citalopram is disclosed. The process comprises subjecting 5-cyano phthalide to Grignard reduction followed cyclization and followed by C-alkylation reaction to obtain citalopram without isolation and purification of any intermediates. In another embodiment, 5-cyano phthalide is subjected to sequential Grignard reactions followed by cyclization to obtain citalopram without isolation and purification of any intermediate stages.
    Type: Application
    Filed: February 16, 2004
    Publication date: May 22, 2008
    Applicant: Jubilant Organosys Limted
    Inventors: Ambati Narahari Babu, Vuddamari Srinivas Goud, Santosh Laxman Gaonkar, Sulur G. Manjunatha, Ashok Krishna Kulkarni, Madhari A. Kulkarni
  • Patent number: 7255741
    Abstract: A method is provided for the isolation of high purity crystalline citalopram (1-[3-dimethylamino)propyl}-1-(4-fluorophenyl)-1, 3-dihydro-5-isobenzofurancarbonitrile) base directly from the alkylation reaction mixture of 5-cyanophthalane with N,N-dimethylaminoprpylchloride in a polar aprotic solvent using a strong base. The method comprises: (a) diluting the reaction mixture with ice cold water and extracting the resulting mixture with a water-immiscible organic solvent; (b) re-extracting the water-immiscible organic solvent extract with an aqueous acid; (c) diluting the aqueous acid extract with a substantially equal volume of a water miscible organic solvent, based on the volume of water in the aqueous acid extract; (d) adjusting the pH to basic with an inorganic base to precipitate free crystalline base and (e) further isolating the precipitated free crystalline base by filration.
    Type: Grant
    Filed: March 21, 2003
    Date of Patent: August 14, 2007
    Assignee: Jubilant Organosys Limited
    Inventors: Vuddamari Srinivas Goud, Santosh Laxman Gaonkar, Saji Thomas, Sulur G Manjunatha, Ashok Krishna Kulkarni, Ambati Narahari Babu