Patents by Inventor James Nairne

James Nairne 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).

  • Publication number: 20220202965
    Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to radiotracer compositions which comprises 18F-labelled c-Met binding peptides. The invention provides said compositions, as well as associated automated methods of preparation and cassettes.
    Type: Application
    Filed: March 15, 2022
    Publication date: June 30, 2022
    Inventors: Torgrim ENGELL, Gareth Simon GETVOLDSEN, Andreas Richard MEIJER, Imtiaz Ahmed KHAN, Graeme MCROBBIE, Robert James NAIRNE
  • Patent number: 11311636
    Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to radiotracer compositions which comprises 18F-labelled c-Met binding peptides. The invention provides said compositions, as well as associated automated methods of preparation and cassettes.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: April 26, 2022
    Assignee: GE HEALTHCARE LIMITED
    Inventors: Torgrim Engell, Gareth Simon Getvoldsen, Andreas Richard Meijer, Imtiaz Ahmed Khan, Graeme McRobbie, Robert James Nairne
  • Publication number: 20210330824
    Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to a method of purifying a radiotracer which comprises 18F-labelled aminoxy-functionalised biological targeting moiety. The invention provides radioprotectant-containing radiopharmaceutical compositions of the tracers, as well as associated automated methods and cassettes.
    Type: Application
    Filed: May 7, 2021
    Publication date: October 28, 2021
    Inventors: Torgrim Engell, Andreas Meijer, Imtias Ahmed Khan, Robert James Nairne, Graeme McRobbie
  • Publication number: 20190275182
    Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to radiotracer compositions which comprises 18F-labelled c-Met binding peptides. The invention provides said compositions, as well as associated automated methods of preparation and cassettes.
    Type: Application
    Filed: April 4, 2019
    Publication date: September 12, 2019
    Inventors: Torgrim ENGELL, Gareth Simon GETVOLDSEN, Andreas Richard MEIJER, Imtiaz Ahmed KHAN, Graeme MCROBBIE, Robert James NAIRNE
  • Patent number: 10300156
    Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to radiotracer compositions which comprises 18F-labelled c-Met binding peptides. The invention provides said compositions, as well as associated automated methods of preparation and cassettes.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: May 28, 2019
    Assignee: GE Healthcare Limited
    Inventors: Torgrim Engell, Gareth Simon Getvoldsen, Andreas Richard Meijer, Imtiaz Ahmed Khan, Robert James Nairne, Graeme McRobbie
  • Patent number: 10087141
    Abstract: [18F]-fluoralkyl tosylates are useful building block for the radiosynthesis of a number of small molecules. A method of purifying [18F]-fluoroalkyl tosylates using an automated radiosynthesis apparatus (e.g. FASTlab module) is described. A method of purifying [18F]-fluoroalky tosylates using a FASTlab module that includes a solid phase extraction (SPE) purification system is described.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: October 2, 2018
    Assignee: GE HEALTHCARE LIMITED
    Inventors: Matthias Eberhard Glaser, Sajinder Luthra, Jane Brown, Robert James Nairne
  • Publication number: 20160303262
    Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to a method of purifying a radiotracer which comprises 18F-labelled aminoxy-functionalised biological targeting moiety. The invention provides radioprotectant-containing radiopharmaceutical compositions of the tracers, as well as associated automated methods and cassettes.
    Type: Application
    Filed: December 18, 2014
    Publication date: October 20, 2016
    Applicant: GE HEALTHCARE LIMITED
    Inventors: Torgrim Engell, Andreas Richard Meijer, IMTIAZ Ahmed KHAN, Robert James Nairne, Graeme McRobbie
  • Publication number: 20160303263
    Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to radiotracer compositions which comprises 18F-labelled c-Met binding peptides. The invention provides said compositions, as well as associated automated methods of preparation and cassettes.
    Type: Application
    Filed: December 18, 2014
    Publication date: October 20, 2016
    Inventors: Torgrim Engell, Gareth Simon Getvoldsen, Andreas Richard Meijer, IMTIAZ Ahmed KHAN, Robert James Nairne, Graeme McRobbie
  • Patent number: 9468694
    Abstract: The invention relates to a process for preparation of a compound of formula (I): R1 is selected from C1-6alkyl, C2-6alkenyl, and C2-6alkynyl; which comprises: (i) reaction with fluoride, suitably [18F]fluoride, of a corresponding compound of formula (II): wherein R2 is selected from hydrogen, C1-10alkyl, C1-10haloalkyl, C6-14aryl, C6-14arylalkyl, —(CH2CH2O)q—CH3 wherein q is an integer of from 1 to 10; R1 is as defined for the compound of formula (I); and R3 is a leaving group. Certain novel precursors of formula (II) and radiopharmaceutical kits containing such precursors are also claimed.
    Type: Grant
    Filed: July 27, 2015
    Date of Patent: October 18, 2016
    Assignee: GE Healthcare Limited
    Inventors: Anthony Eamon Storey, Clare Louise Jones, Denis Raymond Christophe Bouvet, Nicolas Lasbistes, Steven Michael Fairway, Lorenzo Williams, Alexander Mark Gibson, Robert James Nairne, Farhad Karimi, Bengt Langstrom
  • Publication number: 20160176807
    Abstract: [18F]-fluoralkyl tosylates are useful building block for the radiosynthesis of a number of small molecules. A method of purifying [18F]-fluoroalkyl tosylates using an automated radiosynthesis apparatus (e.g. FASTlab module) is described. A method of purifying [18F]-fluoroalky tosylates using a FASTlab module that includes a solid phase extraction (SPE) purification system is described.
    Type: Application
    Filed: August 21, 2014
    Publication date: June 23, 2016
    Inventors: Matthias Eberhard Glaser, Sajinder LUTHRA, Jane Brown, James Nairne
  • Publication number: 20150328344
    Abstract: The invention relates to a process for preparation of a compound of formula (I): R1 is selected from C1-6alkyl, C2-6alkenyl, and C2-6alkynyl; which comprises: (i) reaction with fluoride, suitably [18F]fluoride, of a corresponding compound of formula (II): wherein R2 is selected from hydrogen, C1-10alkyl, C1-10haloalkyl, C6-14aryl, C6-14arylalkyl, —(CH2CH2O)q—CH3 wherein q is an integer of from 1 to 10; R1 is as defined for the compound of formula (I); and R3 is a leaving group. Certain novel precursors of formula (II) and radiopharmaceutical kits containing such precursors are also claimed.
    Type: Application
    Filed: July 27, 2015
    Publication date: November 19, 2015
    Applicants: GE HEALTHCARE AS, GE HEALTHCARE LIMITED
    Inventors: Anthony Eamon Storey, Clare Louise Jones, Denis Raymond Christophe Bouvet, Nicolas Lasbistes, Steven Michael Fairway, Lorenzo Williams, Alexander Mark Gibson, Robert James Nairne, Farhad Karimi, Bengt Langstrom
  • Patent number: 9126961
    Abstract: The invention relates to a process for preparation of a compound of formula (I): R1 is selected from C1-6alkyl, C2-6alkenyl, and C2-6alkynyl; which comprises: (i) reaction with fluoride, suitably [18F]fluoride, of a corresponding compound of formula (II): wherein R2 is selected from hydrogen, C1-10alkyl, C1-10haloalkyl, C6-14aryl, C6-14arylalkyl, —(CH2CH2O)q—CH3 wherein q is an integer of from 1 to 10; R1 is as defined for the compound of formula (I); and R3 is a leaving group. Certain novel precursors of formula (II) and radiopharmaceutical kits containing such precursors are also claimed.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: September 8, 2015
    Assignees: GE Healthcare Limited, GE Healthcare AS
    Inventors: Anthony Eamon Storey, Clare Louise Jones, Denis Raymond Christophe Bouvet, Nicholas Lasbistes, Steven Michael Fairway, Lorenzo Williams, Alexander Mark Gibson, Robert James Nairne, Farhad Karimi, Bengt Langstrom
  • Patent number: 9040021
    Abstract: Heterocyclic compounds of formula (I) useful as imaging probes of Tau pathology in Alzheimer's disease are described. Compositions and methods of making such compounds are also described.
    Type: Grant
    Filed: November 7, 2011
    Date of Patent: May 26, 2015
    Assignee: GE Healthcare Limited
    Inventors: Clare Jones, Amanda Ewan, Duncan Wynn, Alessandra Gaeta, James Nairne
  • Publication number: 20150004100
    Abstract: Pyridazinone compounds of Formula I: (I) wherein: R? is alkyl or Ar, optionally substituted with at least one alkyl, halogen, hydroxyl, alkoxy, haloalkoxy, acid, ester, amino, nitro, amide, or alkoxyhalo; 2 R is independently alkyi, alkynyl, ester, amino, amide, acid, aryl, heteroaryl, aminoalkyl, —C(=0)alkyl, —C(=0)aryl, —C(=0)heteroaryl, —C(=0)heterocycloalkyl, —C(=0)heterocycloalkylAr, —C(=0)(CH2)nhalo, —C(?O)(CH2)nheterocyclyl, or —SC?Ar, optionally substituted with at least one alkyi, alkylhalo, halogen, nitro, aryl, heteroaryl, or heteroaryl(CH2)nhalo; R3 and R4 are independently hydrogen, alkyi, alkenyl, alkynyl, aryl, heteroaryl; Ar is an aryl, heteroaryl, cycloalkyl, heterocycloalkyl group; n is an integer from 0-10; or a radiolabeled derivative thereof. The compounds are useful as imaging probes of Tau pathology in Alzheimer's disease are described. Compositions and methods of making such compounds are also described.
    Type: Application
    Filed: December 13, 2012
    Publication date: January 1, 2015
    Applicant: GE HEALTHCARE LIMITED
    Inventors: Clare Jones, Matthias Eberhard Glaser, Duncan Wynn, James Nairne, Umamaheshwar P. Mokkapati, Ian Martin Newington, Chitralekha Rangswamy, Jinto Jose, Saga Johansson
  • Publication number: 20130236395
    Abstract: Heterocyclic compounds of formula (I) useful as imaging probes of Tau pathology in Alzheimer's disease are described. Compositions and methods of making such compounds are also described.
    Type: Application
    Filed: November 7, 2011
    Publication date: September 12, 2013
    Applicant: GE HEALTHCARE LIMITED
    Inventors: Clare Jones, Amanda Ewan, Duncan Wynn, Alessandra Gaeta, James Nairne
  • Publication number: 20130230460
    Abstract: Radiolabeled compounds useful as diagnostic imaging agents of Tau pathology in Alzheimer's disease are described. Compositions and methods of making such compounds are also described.
    Type: Application
    Filed: November 15, 2011
    Publication date: September 5, 2013
    Applicant: GE HEALTHCARE LIMITED
    Inventors: Clare Jones, James Nairne
  • Patent number: 8410312
    Abstract: The invention relates to a process for preparation of a compound of formula (I): R1 is selected from C1-6alkyl, C2-6alkenyl, and C2-6alkynyl; which comprises: (i) reaction with fluoride, suitably [18F]fluoride, of a corresponding compound of formula (II): wherein R2 is selected from hydrogen, C1-10alkyl, C1-10haloalkyl, C6-14aryl, C6-14arylalkyl, —(CH2CH2O)q—CH3 wherein q is an integer of from 1 to 10; R1 is as defined for the compound of formula (I); and R3 is a leaving group. Certain novel precursors of formula (II) and radiopharmaceutical kits containing such precursors are also claimed.
    Type: Grant
    Filed: August 11, 2006
    Date of Patent: April 2, 2013
    Assignees: GE Healthcare Limited, GE Healthcare AS
    Inventors: Anthony Eamon Storey, Clare Louise Jones, Denis Raymond Christophe Bouvet, Nicolas Lasbistes, Steven Michael Fairway, Lorenzo Williams, Alexander Mark Gibson, Robert James Nairne, Farhad Karimi, Bengt Langstrom
  • Publication number: 20110206607
    Abstract: Disclosed herein are compounds of Formula (I), or a pharmaceutically acceptable salt, ester, amide, thereof; and methods of modulating the activity of a cannabinoid CB2 receptor comprising contacting a compound of Formula I with the cannabinoid CB2 receptor. Also disclosed are methods of imaging of a tissue by positron emission tomography, the method comprising administering to the subject a compound of Formula I, wherein the compound comprises a radioisotope. Also disclosed are methods of measuring the relative concentration of cannabinoid CB2 receptors in tissue of a subject, by using a compound of Formula I which comprises a radioisotope. In addition, method of diagnosing a disorder in a subject are disclosed.
    Type: Application
    Filed: May 9, 2008
    Publication date: August 25, 2011
    Inventors: Roger Olsson, Ethan Burstein, Anne Eeg Knapp, Jorgen Eskildsen, Joel Castillo, James Nairne, Veronique Morisson-Iveson, Edward Robins, Alex Gibson
  • Patent number: 7897142
    Abstract: The invention relates to new peptide-based compounds and their use in diagnostic optical imaging techniques. More specifically the invention relates to the use of such peptide-based compounds as targeting vectors that bind to receptors associated with angiogenesis. The compounds are labelled with at least one cyanine dye reporter and may be used as contrast agents in optical imaging in diagnosis of angiogenesis-related diseases.
    Type: Grant
    Filed: June 15, 2005
    Date of Patent: March 1, 2011
    Assignee: GE Healthcare AS
    Inventors: Alan Cuthbertson, Robert James Nairne
  • Publication number: 20100234611
    Abstract: The invention relates to a process for preparation of a compound of formula (I): R1 is selected from C1-6alkyl, C2-6alkenyl, and C2-6alkynyl; which comprises: (i) reaction with fluoride, suitably [18F]fluoride, of a corresponding compound of formula (II): wherein R2 is selected from hydrogen, C1-10alkyl, C1-10haloalkyl, C6-14aryl, C6-14arylalkyl, —(CH2CH2O)q—CH3 wherein q is an integer of from 1 to 10; R1 is as defined for the compound of formula (I); and R3 is a leaving group. Certain novel precursors of formula (II) and radiopharmaceutical kits containing such precursors are also claimed.
    Type: Application
    Filed: August 11, 2006
    Publication date: September 16, 2010
    Applicants: GE HEALTHCARE LIMITED, GE HEALTHCARE AS
    Inventors: Anthony Eamon Storey, Clare Louise Jones, Denis Raymond Christophe Bouvet, Nicolas Lasbistes, Steven Michael Fairway, Lorenzo Williams, Alexander Mark Gibson, Robert James Nairne, Farhad Karimi, Bengt Langstrom