Patents by Inventor Adrian Longstaff

Adrian Longstaff 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).

  • HERBICIDAL COMPOSITIONS
    Publication number: 20230301300
    Abstract: The present invention relates to the use of herbicidal substituted phenyl-pyridazine-diones and substituted phenyl-pyridazinone derivatives of formula (I), in combination with herbicidal pyrazolo-lactam-carboxamides of formula (II) to control undesirable plant growth, in controlling weeds, including broad-leaved and/or narrow-leaved, monocotyledonous and/or dicotyledonous weeds, in crops of useful plants.
    Type: Application
    Filed: July 30, 2021
    Publication date: September 28, 2023
    Applicant: SYNGENTA CROP PROTECTION AG
    Inventors: Kenneth LING, Christopher John MATHEWS, Adrian LONGSTAFF, James Alan MORRIS, Sally Elizabeth RUSSELL, Sean NG
  • Herbicidal compounds
    Patent number: 11608323
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, R1, R2, R3, Ra, Rb, Rc and Rd are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: March 21, 2023
    Assignees: SYNGENTA PARTICIPATIONS AG, SYNGENTA LIMITED
    Inventors: James Alan Morris, Jutta Elisabeth Boehmer, Ravindra Sonawane, Timothy Robert Desson, Sally Elizabeth Russell, Kenneth Ling, Alan Joseph Hennessy, Matthew Brian Hotson, Adrian Longstaff, Sr., Mangala Phadte, Claire Janet Russell, Jake Goodwin-Tindall
  • Herbicidal compounds
    Patent number: 10499640
    Abstract: The invention relates to substituted pyrrolone derivatives of the formula (I) wherein X, A, R1, R2 and R3 are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control or inhibit plant growth.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: December 10, 2019
    Assignee: Syngenta Participations AG
    Inventors: James Alan Morris, Mangala Phadate, Ravindra Sonawane, Claire Janet Russell, Donn Warwick Moseley, Adrian Longstaff, Matthew Brian Hotson, Alan Joseph Hennessy
  • HERBICIDAL COMPOUNDS
    Publication number: 20190112288
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, R1, R2, R3, Ra, Rb, Rc and Rd are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Application
    Filed: December 17, 2018
    Publication date: April 18, 2019
    Applicant: SYNGENTA PARTICIPATIONS AG
    Inventors: James Alan MORRIS, Jutta Elisabeth BOEHMER, Ravindra SONAWANE, Timothy Robert Desson, Sally Elizabeth Russell, Kenneth Ling, Alan Joseph Hennessy, Matthew Brian Hotson, Adrian Longstaff, SR., Mangala Phadte, Claire Janet Russell, Jake GOODWIN-TINDALL
  • Chemical compounds
    Patent number: 9963445
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, R1, R2, R3 and A are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: May 8, 2018
    Assignees: Syngenta Limited, Syngenta Participations AG
    Inventors: John Martin Clough, Jutta Elisabeth Boehmmer, Mangala Phadte, Ravindra Sonawane, Adrian Longstaff, James Alan Morris, Timothy Robert Desson, Matthew Brian Hotson, Sally Russell, Kenneth Ling, Susan Patricia Barnett, David Philip Bacon, Donn Warwick Moseley, William Roderick Mound, Alan John Dowling
  • Herbicidal compounds
    Patent number: 9936701
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, Rb, Rc, R1, R2 and R3 are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Grant
    Filed: May 1, 2014
    Date of Patent: April 10, 2018
    Assignees: Syngenta Limited, Syngenta Participations AG
    Inventors: James Alan Morris, Shuji Hachisu, William Guy Whittingham, Anne Jaqueline Dalencon, Jutta Elisabeth Boehmer, Mangala Phadte, Ravindra Sonawane, Adrian Longstaff, Alan John Dowling, Timothy Robert Desson, Sitaram Pal, Janice Black, Swarnendu Sasmal, Guruprasad Narashimh Sawant, Srinivas Reddy Purumandla, Sujit Kumar Ghorai
  • Herbicidal Compounds
    Publication number: 20170318810
    Abstract: The invention relates to substituted pyrrolone derivatives of the formula (I) wherein X, A, R1, R2 and R3 are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control or inhibit plant growth.
    Type: Application
    Filed: November 3, 2015
    Publication date: November 9, 2017
    Applicant: Syngenta Participations AG
    Inventors: James Alan MORRIS, Mangala PHADATE, Ravindra SONAWANE, Claire Janet RUSSELL, Donn Warwick MOSELEY, Adrian LONGSTAFF, Matthew Brian HOTSON, Alan Joseph HENNESSY
  • 1-(pyridazin-3-yl)-imidazolidin-2-one derivatives as herbicides
    Patent number: 9723840
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein R1, R2, R3, Rb, Rc and Rd are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: August 8, 2017
    Assignees: Syngenta Limited, Syngetna Participations AG
    Inventors: Mangala Phadte, Ravindra Sonawane, Adrian Longstaff, Kenneth Ling, Sally Elizabeth Russell, Timothy Robert Desson, Matthew Brian Hotson, Donn Warwick Moseley, Jutta Elisabeth Boehmer, James Alan Morris, Alan Joseph Hennessy
  • Chemical compounds
    Patent number: 9611248
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, R1, R2, R3 and A are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: April 4, 2017
    Assignees: Syngenta Limited, Syngenta Participations AG
    Inventors: Alan John Dowling, John Martin Clough, Jutta Martin Boehmer, Mangala Phadte, Ravindra Sonawane, Adrian Longstaff, James Alan Morris, Timothy Robert Desson, Matthew Brian Hotson, Sally Russell, Kenneth Ling, Susan Patricia Barnett, David Philip Bacon, Donn Warwick Moseley, William Roderick Mound
  • Chemical compounds
    Patent number: 9605004
    Abstract: The invention relates to pyrrolone compounds of the formula (I), wherein X, Ra, Rb, Rc, R1, R2 and R3 are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: March 28, 2017
    Assignees: Syngenta Limited, Syngenta Participations AG
    Inventors: Alan John Dowling, Timothy Robert Desson, William Guy Whittingham, Anne Jacqueline Dalencon, James Alan Morris, Jutta Elisabeth Boehmer, Mangala Phadte, Adrian Longstaff, Matthew Brian Hotson, Paul John De Fraine, Alison Jane Thompson, Shuji Hachisu
  • Chemical compounds
    Patent number: 9487502
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, R1, R2, R3, Ra, Rc and Rd are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Grant
    Filed: August 14, 2014
    Date of Patent: November 8, 2016
    Assignees: Syngenta Limited, Syngenta Participations AG
    Inventors: Mangala Phadte, Ravindra Sonaware, James Alan Morris, Alan Joseph Hennessy, Jutta Elisabeth Boehmer, Adrian Longstaff, Timothy Robert Desson, Sally Elizabeth Russell, Matthew Brian Hotson, Donn Warwick Moseley, Claire Janet Russell, Jake Goodwin-Tindall
  • Herbicidal Compounds
    Publication number: 20160264547
    Abstract: The invention relates to pyrrolone compounds of the formula (I), wherein X, R1, R2, R3, Ra, Rb, Rc and Rd are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Application
    Filed: October 2, 2014
    Publication date: September 15, 2016
    Applicant: SYNGENTA PARTICIPATIONS AG
    Inventors: Mangala PHADTE, Ravindra Sonawane, James Alan Morris, Jutta Elisabeth BOEHMER, Timothy Robert DESSON, Sally Elizabeth RUSSELL, Kenneth LING, Alan Joseph Hennessy, Matthew Brian HOTSON, Adrian LONGSTAFF, Clarie Janet RUSSELL, Jake GOODWIN-TINDALL
  • 1-(PYRIDAZIN-3-YL)-IMIDAZOLIDIN-2-ONE DERIVATIVES AS HERBICIDES
    Publication number: 20160262395
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein R1, R2, R3, Rb, Rc and Rd are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Application
    Filed: November 6, 2014
    Publication date: September 15, 2016
    Applicants: SYNGENTA PARTICIPATIONS AG, SYNGENTA LIMITED
    Inventors: Mangala Phadte, Ravindra Sonawane, Adrian Longstaff, Kenneth Ling, Sally Elizabeth Russell, Timothy Robert Desson, Matthew Brian Hotson, Donn Warwick Moseley, Jutta Elisabeth Boehmer, James Alan Morris, Alan Joseph Hennessy
  • CHEMICAL COMPOUNDS
    Publication number: 20160200708
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, R1, R2, R3, Ra, Rc and Rd are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Application
    Filed: August 14, 2014
    Publication date: July 14, 2016
    Applicants: Syngenta Limited, Syngenta Participations AG
    Inventors: Mangala PHADTE, Ravindra SONAWARE, James Alan MORRIS, Alan Joseph HENNESSY, Jutta Elisabeth BOEHMER, Adrian LONGSTAFF, Timothy Robert DESSON, Sally Elizabeth RUSSELL, Matthew Brian HOTSON, Donn Warwick MOSELEY, Claire Janet RUSSELL, Jake GOODWIN-TINDALL
  • CHEMICAL COMPOUNDS
    Publication number: 20160168126
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, Ra, Rb, Rc, R1, R2 and R3 are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Application
    Filed: August 5, 2013
    Publication date: June 16, 2016
    Applicants: SYNGENTA LIMITED, SYNGENTA PARTICIPATIONS AG
    Inventors: Alan John Dowling, Timothy Robert Desson, William Guy Whittingham, Anne Jacqueline Dalencon, James Alan Morris, Jutta Elisabeth Boehmer, Mangala Phadte, Adrian Longstaff, Matthew Brian Hotson, Paul John De Fraine, Regis Jean Georges Mondiere, Shuji Hachisu, Alison Jane Thompson, Vijaya Gopal Gopalsamuthiram
  • CHEMICAL COMPOUNDS
    Publication number: 20160159819
    Abstract: The invention relates to pyrrolone compounds of the formula (I), wherein X, Ra, Rb, Rc, R1, R2 and R3 are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Application
    Filed: August 5, 2013
    Publication date: June 9, 2016
    Applicants: SYNGENTA LIMITED, SYNGENTA PARTICIPATIONS AG
    Inventors: Alan John DOWLING, Timothy Robert DESSON, William Guy WHITTINGHAM, Anne Jacqueline DALENCON, James Alan MORRIS, Jutta Elisabeth BOEHMER, Mangala PHADTE, Adrian LONGSTAFF, Matthew Brian HOTSON, Paul John DE FRAINE, Alison Jane THOMPSON, Shuji HACHISU
  • CHEMICAL COMPOUNDS
    Publication number: 20160159767
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, R1, R2, R3 and A are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Application
    Filed: August 5, 2013
    Publication date: June 9, 2016
    Applicants: Syngenta Participations AG, Syngenta Limited
    Inventors: Alan John DOWLING, John Martin CLOUGH, Jutta Martin BOEHMER, Mangala PHADTE, Ravindra SONAWANE, Adrian LONGSTAFF, James Alan MORRIS, Timothy Robert DESSON, Matthew Brian HOTSON, Sally RUSSELL, Kenneth LING, Susan Patricia BARNETT, David Philip BACON, Donn Warwick MOSELEY, William Roderick MOUND
  • CHEMICAL COMPOUNDS
    Publication number: 20160159781
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, R1, R2, R3 and A are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Application
    Filed: August 5, 2013
    Publication date: June 9, 2016
    Applicants: Syngenta Participations AG, Syngenta Limited
    Inventors: John Martin CLOUCH, Jutta Elisabeth BOEHMMER, Mangala PHADTE, Ravindra SONAWANE, Adrian LONGSTAFF, James Alan MORRIS, Timothy Robert DESSON, Matthew Brian HOTSON, Sally RUSSELL, Kenneth LING, Susan Patricia BARNETT, David Philip BACON, Donn Warwick MOSELEY, William Roderick MOUND, Alan John DOWLING
  • Herbicidal Compounds
    Publication number: 20160066574
    Abstract: The invention relates to pyrrolone compounds of the formula (I) wherein X, Rb, Rc, R1, R2 and R3 are as defined in the specification. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising these compounds and to methods of using these compounds to control plant growth.
    Type: Application
    Filed: May 1, 2014
    Publication date: March 10, 2016
    Applicants: Syngenta Limited, Syngenta Participations AG
    Inventors: James Alan Morris, Shuji Hachisu, William Guy Whittingham, Anne Jaqueline Dalencon, Jutta Elisabeth Boehmer, Mangala Phadte, Ravindra Sonawane, Adrian Longstaff, Alan John Dowling, Timothy Robert Desson, Sitaram Pal, Janice Black, Swarnendu Sasmal, Guruprasad Narashimh Sawant, Srinivas Reddy Purumandla, Sujit Kumar Ghorai
  • Herbicides
    Patent number: 9051300
    Abstract: The invention relates to a compound of formula (I), which is suitable for use as a herbicide wherein G is hydrogen or an agriculturally acceptable metal, sulfonium, ammonium or latentiating group; Q is a unsubstituted or substituted C3-C8 saturated or mono-unsaturated heterocyclyl containing at least one heteroatom selected from O, N and S, or Q is heteroaryl or substituted heteroaryl; m is 1, 2 or 3; and Het is an optionally substituted monocyclic or bicyclic heteroaromatic ring; and wherein the compound is optionally an agronomically acceptable salt thereof.
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: June 9, 2015
    Assignee: Syngenta Limited
    Inventors: Stephane André Marie Jeanmart, Adrian Longstaff, Christopher John Mathews, Claire Janet Russell, Russell Colin Viner, Frances Kathryn Wood