Patents by Inventor Vincent Junior M Loh

Vincent Junior M Loh 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).

  • Phthalazinone derivatives
    Patent number: 11160803
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: November 2, 2021
    Assignee: KUDOS PHARMACEUTICALS LIMITED
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • PHTHALAZINONE DERIVATIVES
    Publication number: 20200000802
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Application
    Filed: September 11, 2019
    Publication date: January 2, 2020
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • Phthalazinone derivatives
    Patent number: 10449192
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: October 22, 2019
    Assignee: KUDO PHARMACEUTICALS LIMITED
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • PHTHALAZINONE DERIVATIVES
    Publication number: 20180185363
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Application
    Filed: February 26, 2018
    Publication date: July 5, 2018
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • PHTHALAZINONE DERIVATIVES
    Publication number: 20170226124
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X=NRX then n is 1 or 2 and if X=CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Application
    Filed: January 20, 2017
    Publication date: August 10, 2017
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M. Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • Phthalazinone derivatives
    Patent number: 9566276
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: February 14, 2017
    Assignee: KUDOS PHARMACEUTICALS LIMITED
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • PHTHALAZINONE DERIVATIVES
    Publication number: 20160000781
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Application
    Filed: September 14, 2015
    Publication date: January 7, 2016
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • Phthalazinone derivatives
    Patent number: 9169235
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: October 27, 2015
    Assignee: KUDOS PHARMACEUTICALS LIMITED
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • PHTHALAZINONE DERIVATIVES
    Publication number: 20140378442
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Application
    Filed: September 11, 2014
    Publication date: December 25, 2014
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • Phthalazinone derivatives
    Patent number: 8912187
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Grant
    Filed: July 8, 2011
    Date of Patent: December 16, 2014
    Assignee: Kudos Pharmaceuticals Limited
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • Phthalazinone derivatives
    Patent number: 7981889
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X?NRX then n is 1 or 2 and if X?CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Grant
    Filed: April 24, 2008
    Date of Patent: July 19, 2011
    Assignees: Kudos Pharmaceuticals Limited, Maybridge Limited
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • Phthalazinone derivatives
    Patent number: 7662818
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X=NRX then n is 1 or 2 and if X=CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Grant
    Filed: December 23, 2005
    Date of Patent: February 16, 2010
    Assignees: Kudos Pharmaceuticals Limited, Maybridge Limited
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • Phthalazinone derivatives
    Patent number: 7449464
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X=NRX then n is 1 or 2 and if X=CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Grant
    Filed: June 24, 2004
    Date of Patent: November 11, 2008
    Assignees: Kudos Pharmaceuticals Limited, Maybridge Limited
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
  • PHTHALAZINONE DERIVATIVES
    Publication number: 20080200469
    Abstract: Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X=NRX then n is 1 or 2 and if X=CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
    Type: Application
    Filed: April 24, 2008
    Publication date: August 21, 2008
    Inventors: Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth