Patents by Inventor David Edwin Thurston

David Edwin Thurston 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: 20240109916
    Abstract: The invention relates to a compound of formula (I) or formula (II) or pharmaceutically acceptable salts, solvates, tautomers, stereoisomers or mixtures thereof; which are useful as medicaments, in particular as anti-proliferative agents and for use as a drug in an antibody-drug conjugate and in the treatment of proliferative diseases.
    Type: Application
    Filed: September 27, 2022
    Publication date: April 4, 2024
    Applicant: PHEON THERAPEUTICS LTD
    Inventors: Paul Joseph Mark JACKSON, David Edwin THURSTON, Khondaker Mirazur RAHMAN
  • Patent number: 11912700
    Abstract: The invention relates to substituted pyrridinobenzodiazepines (PDDs) of formula (XV) and pharmaceutically acceptable salts thereof, which are useful as medicaments, in particular as anti-proliferative agents.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: February 27, 2024
    Assignee: PHEON THERAPEUTICS LTD
    Inventors: Paul Joseph Mark Jackson, David Edwin Thurston, Khondaker Mirazur Rahman
  • Patent number: 11466032
    Abstract: The invention relates to a compound of formula (I) or formula (II) or pharmaceutically acceptable salts, solvates, tautomers, stereoisomers or mixtures thereof; which are useful as medicaments, in particular as anti-proliferative agents and for use as a drug in an antibody-drug conjugate and in the treatment of proliferative diseases.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: October 11, 2022
    Inventors: Paul Joseph Mark Jackson, David Edwin Thurston, Khondaker Mirazur Rahman
  • Publication number: 20210371413
    Abstract: The invention relates to a compound of formula (I): or pharmaceutically acceptable salts, solvates, tautomers, stereoisomers or mixtures thereof; wherein the fused ring moiety is a non-alkylating moiety; and wherein the compounds are useful as medicaments, in particular for use as a drug in an antibody-drug conjugate and in the treatment of a proliferative disease, a bacterial infection, a malarial infection and inflammation.
    Type: Application
    Filed: September 3, 2019
    Publication date: December 2, 2021
    Inventors: David Edwin THURSTON, Paul Joseph Mark JACKSON
  • Publication number: 20210206763
    Abstract: Disclosed are compounds comprising alkylating moieties, such as pyrrolobenzodiazepines (PBDs, comprising three fused 6-7-5-membered rings), C2-substituted PBDs (including C2-endo, C1/C2-endo, and C2/C3-endo PBDs), pyrridinobenzodiazepines (PDDs, comprising three fused 6-7-6-membered rings), indolinobenzodiazapenes (IBDs, comprising four fused 6-7-5-6 membered rings), and tetrahydroisoquinolinebenzodiazapines (QBDs, comprising four fused 6-7-6-6 membered rings), or a pharmaceutically acceptable salt thereof. In particular, the disclosed compounds, or a pharmaceutically acceptable salt thereof, may comprise a guanine alkylating moiety linked to an aromatic group. The disclosed compounds are useful as medicaments, in particular as anti-proliferative agents.
    Type: Application
    Filed: February 24, 2021
    Publication date: July 8, 2021
    Inventors: Paul Joseph Mark JACKSON, David Edwin THURSTON, Khondaker Mirazur RAHMAN
  • Publication number: 20210107923
    Abstract: The invention relates to a compound of formula (I) or formula (II) or pharmaceutically acceptable salts, solvates, tautomers, stereoisomers or mixtures thereof; which are useful as medicaments, in particular as anti-proliferative agents and for use as a drug in an antibody-drug conjugate and in the treatment of proliferative diseases.
    Type: Application
    Filed: September 4, 2018
    Publication date: April 15, 2021
    Inventors: Paul Joseph Mark JACKSON, David Edwin THURSTON, Khondaker Mirazur RAHMAN
  • Patent number: 10975072
    Abstract: The invention relates to pyrridinobenzodiazepines (PDDs) comprising three fused 6-7-6-membered rings linked to aromatic groups, and pharmaceutically acceptable salts thereof, which are useful as medicaments, in particular as anti-proliferative agents. PDDs may be represented by formula (I) and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: April 13, 2021
    Inventors: Paul Joseph Mark Jackson, David Edwin Thurston, Khondaker Mirazur Rahman
  • Patent number: 10975074
    Abstract: The invention relates to compounds comprising a substituted pyrrolo-, indolino- or tetrahydroisoquinoline-benzodiazepines alkylating moiety linked via the A-ring to aromatic groups of formula (Ia), and to pharmaceutically acceptable salts thereof, which are useful as medicaments, in particular as anti-proliferative agents.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: April 13, 2021
    Inventors: Paul Joseph Mark Jackson, David Edwin Thurston, Khondaker Mirazur Rahman
  • Publication number: 20200216432
    Abstract: The invention relates to novel derivatives of formula (I) where R1, R2, R3, R4, R5, X and m are as defined in the specification. These compounds which have therapeutic activity, in particular, as STAT3 inhibitors and so are useful in the treatment of proliferative diseases or conditions such as cancer. Methods for producing these compounds, novel intermediates used in the methods, pharmaceutical compositions containing them and their use in therapy form further aspects of the invention.
    Type: Application
    Filed: August 10, 2018
    Publication date: July 9, 2020
    Applicant: King's College London
    Inventors: David Edwin THURSTON, Khondaker Mirazur RAHMAN, Shirin JAMSHIDI, Kazi Sharmin NAHAR
  • Publication number: 20190308970
    Abstract: The invention relates to compounds comprising a substituted pyrrolo-, indolino- or tetrahydroisoquinoline-benzodiazepines alkylating moiety linked via the A-ring to aromatic groups of formula (Ia), and to pharmaceutically acceptable salts thereof, which are useful as medicaments, in particular as anti-proliferative agents.
    Type: Application
    Filed: June 13, 2019
    Publication date: October 10, 2019
    Inventors: Paul Joseph Mark JACKSON, David Edwin THURSTON, Khondaker Mirazur RAHMAN
  • Patent number: 10399970
    Abstract: The invention relates to pyrridinobenzodiazepines (PDDs) comprising three fused 6-7- 6-membered rings and to benzopyrridodiazecines (BPDs) comprising three fused 6-8- 6-membered rings and, in particular, to PDD or BPD dimers linked together or PDD and BPD monomers linked to aromatic groups, and pharmaceutically acceptable salts thereof, which are useful as medicaments, such as anti-proliferative agents.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: September 3, 2019
    Assignee: Femtogenix Limited
    Inventors: David Edwin Thurston, Khondaker Mirazur Rahman, Paul Joseph Mark Jackson
  • Publication number: 20190144443
    Abstract: The invention relates to compound of formula (I): A-X1-L-X2—B?? (I) and salts, solvates and tautomers thereof, which are useful as medicaments, in particular as anti-proliferative agents and for use as a drug in an antibody-drug conjugate; wherein A is a group selected from: X1 and X2 are independently selected from O, S, NR28, CR28R29, CR28R29O, C(?O), C(?O)NR28, NR28C(?O), C(O)—RA—C(O)—NH, C(O)—RA—NH—C(O), C(O)—NH—RA—C(O), NH—C(O)—RA—C(O), NH—C(O)—RA—C(O)—NH, NH—C(O)—RA—NH—C(O), C(O)—NH—RA—NH—C(O), C(O)—NH—RA—C(O)—NH, O—C(O) and C(O)—O or is absent; L is selected from an amino acid, a peptide chain having from 2 to 12 amino acids, a paraformaldehyde chain —(OCH2)1-24—, a polyethylene glycol chain —(OCH2CH2)1-12— and —(CH2)m—Y6—(CH2)n— wherein Y6 is selected from —(CH2)z— and a group (L1) a group (L1) that is selected from arylene, monocyclic heteroarylene, monocyclic cycloalkylene, monocyclic cycloalkenylene and monocyclic heterocyclylene groups optionally substituted with up to three optional subst
    Type: Application
    Filed: November 13, 2018
    Publication date: May 16, 2019
    Inventors: Paul Joseph Mark Jackson, David Edwin Thurston, Khondaker Mirazur Rahman
  • Publication number: 20180339985
    Abstract: The invention relates to pyrridinobenzodiazepines (PDDs) comprising three fused 6-7-6-membered rings linked to aromatic groups, and pharmaceutically acceptable salts thereof, which are useful as medicaments, such as anti-proliferative agents.
    Type: Application
    Filed: April 14, 2018
    Publication date: November 29, 2018
    Inventors: Paul Joseph Mark JACKSON, David Edwin THURSTON, Khondaker Mirazur RAHMAN
  • Publication number: 20180291021
    Abstract: The invention relates to pyrridinobenzodiazepines (PDDs) comprising three fused 6-7-6-membered rings linked to aromatic groups, and pharmaceutically acceptable salts thereof, which are useful as medicaments, such as anti-proliferative agents.
    Type: Application
    Filed: February 21, 2018
    Publication date: October 11, 2018
    Inventors: Paul Joseph Mark JACKSON, David Edwin Thurston, Khondaker Mirazur Rahman
  • Patent number: 9999625
    Abstract: The invention relates to pyrrolo[2,1-c][1,4]benzodiazepines (PBDs) of formula (I) and in particular to PBD dimers linked through the C1 position, and PBD monomers linked through the C1 position to aromatic groups, and pharmaceutically acceptable salts thereof, which are useful as medicaments, in particular as anti-proliferative agents.
    Type: Grant
    Filed: May 1, 2015
    Date of Patent: June 19, 2018
    Assignee: Femtogenix Limited
    Inventors: David Edwin Thurston, Khondaker Mirazur Rahman, Paul Joseph Mark Jackson
  • Publication number: 20170050971
    Abstract: The invention relates to pyrrolo[2,1-c][1,4]benzodiazepines (PBDs) of formula (I) and in particular to PBD dimers linked through the C1 position, and PBD monomers linked through the C1 position to aromatic groups, and pharmaceutically acceptable salts thereof, which are useful as medicaments, in particular as anti-proliferative agents.
    Type: Application
    Filed: May 1, 2015
    Publication date: February 23, 2017
    Inventors: David Edwin THURSTON, Khondaker Mirazur RAHMAN, Paul joseph Mark JACKSON
  • Patent number: 9376440
    Abstract: Novel pyrrolobenzodiazepines (PBDs) having a (1-methyl-1H-pyrrol-3-yl)phenyl based amino acid residue and use thereof as antiproliferative agents are disclosed herein.
    Type: Grant
    Filed: April 30, 2013
    Date of Patent: June 28, 2016
    Assignee: MEDIMMUNE LIMITED
    Inventors: Philip Wilson Howard, David Edwin Thurston, Khondaker Mirazur Rahman
  • Patent number: 9321774
    Abstract: A compound of formula (I) or a salt or solvate thereof, wherein the dotted double bond indicates the presence of a single or double bond between C2 and C3; R2 is selected from —H, —OH, ?O, ?CH2, —CN, —R, OR, halo, dihalo, ?CHR, ?CHRR?, —O—SO2—R, CO2R and COR; R7 is selected from H, R, OH, OR, SH, SR, NH2, NHR, NRR?, nitro, Me3Sn and halo; where R and R? are independently selected from optionally substituted C1-7 alkyl, C3-20 heterocyclyl and C5-20 aryl groups; R10 and R11 either together form a double bond, or are selected from H and QRQ respectively, where Q is selected from O, S and NH and RQ is H or C1-7 alkyl or H and SOxM, where x is 2 or 3, and M is a monovalent pharmaceutically acceptable cation; A is selected from (A1), (A2), (A3), (A4) or (A5) where X1 and Y1 are selected from: CH and NH; CH and NMe; N and NMe; CH and S; N and S; N and O; and CH and O, respectively; X2 and Y2 are selected from: CH and NH; CH and NMe; N and NMe; CH and S; N and S; N and O; and CH and O, respectively; Z1 is selected fr
    Type: Grant
    Filed: April 30, 2013
    Date of Patent: April 26, 2016
    Assignee: MEDIMMUNE LIMITED
    Inventors: Philip Wilson Howard, David Edwin Thurston, Khondaker Mirazur Rahman, Peter William Taylor
  • Publication number: 20150133435
    Abstract: Pyrrolobenzodiazepine (PBDs) having a (1-methyl-1H-pyrrol-3-yl)phenyl based amino residue were found to be highly effective compounds having improved cytotoxicity ad DNA binding properties.
    Type: Application
    Filed: April 30, 2013
    Publication date: May 14, 2015
    Inventors: Philip Wilson Howard, David Edwin Thurston, Khondaker Mirazur Rahman
  • Publication number: 20150126495
    Abstract: A compound of formula (I) or a salt or solvate thereof, wherein the dotted double bond indicates the presence of a single or double bond between C2 and C3; R2 is selected from —H, —OH, ?O, ?CH2, —CN, —R, OR, halo, dihalo, ?CHR, ?CHRR?, —O—SO2—R, CO2R and COR; R7 is selected from H, R, OH, OR, SH, SR, NH2, NHR, NRR?, nitro, Me3Sn and halo; where R and R? are independently selected from optionally substituted C1-7 alkyl, C3-20 heterocyclyl and C5-20 aryl groups; R10 and R11 either together form a double bond, or are selected from H and QRQ respectively, where Q is selected from O, S and NH and RQ is H or C1-7 alkyl or H and SOxM, where x is 2 or 3, and M is a monovalent pharmaceutically acceptable cation; A is selected from (A1), (A2), (A3), (A4) or (A5) where X1 and Y1 are selected from: CH and NH; CH and NMe; N and NMe; CH and S; N and S; N and O; and CH and O, respectively; X2 and Y2 are selected from: CH and NH; CH and NMe; N and NMe; CH and S; N and S; N and O; and CH and O, respectively; Z1 is selected fr
    Type: Application
    Filed: April 30, 2013
    Publication date: May 7, 2015
    Inventors: Philip Wilson Howard, David Edwin Thurston, Khondaker Mirazur Rahman, Peter William Taylor