Patents by Inventor Andrew Lightfoot

Andrew Lightfoot 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: 20070043026
    Abstract: The invention provides compounds of formula (I): wherein A and B represent the groups —(CH2)m—and —(CH2)n-respectively; R1 represents hydrogen or C1-6alkyl; R2 represents hydrogen, halogen, hydroxy, cyano, nitro, hydroxyC1-6alkyl, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, C1-6fluoroalkoxy, —(CH2)pC3-6cycloalkyl, —(CH2)pOC3-6cycloalkyl, —COC1-6alkyl, —SO2C1-6alkyl, —SOC1-6alkyl, —S—C1-6alkyl, —CO2C1-6alkyl, —CO2NR7R8, —SO2NR7R8, —(CH2)pNR7R8—(CH2)pNR7COR8, optionally substituted aryl, optionally substituted heteroaryl or optionally substituted heterocyclyl; R3 represents hydrogen or C1-6alkyl; R4 represents optionally substituted aryl or optionally substituted heteroaryl; R5 and R6each independently represent hydrogen, halogen, hydroxy, cyano, nitro, hydroxyC1-6alkyl, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, —(CH2)pC3-6cycloalkyl, —(CH2)pOC3-6cycloalkyl, —COC1-6alkyl, —SO2C1-6alkyl, —SOC1-6alkyl, —S—C1-6alkyl, —CO2C1-6alkyl, —CO2NR7R8, —SO2NR7R8, —(CH2)pNR7R8, —(CH2)p
    Type: Application
    Filed: May 9, 2003
    Publication date: February 22, 2007
    Inventors: David Cooper, Ian Forbes, Andrew Gribble, Andrew Lightfoot, Andrew Payne
  • Publication number: 20060079546
    Abstract: Aminopiperidine derivatives of Formula (I) and pharmaceutically acceptable derivatives thereof useful in methods of treatment of bacterial infections in mammals, particularly in man:
    Type: Application
    Filed: December 1, 2005
    Publication date: April 13, 2006
    Inventors: David Davies, Andrew Lightfoot, Roger Markwell, Neil Pearson
  • Publication number: 20060063757
    Abstract: The invention provides compounds of formula (I): wherein A and B represent the groups —(CH2)m— and —(CH2)n— respectively; R1 represents hydrogen or C1-6alkyl; R2 represents hydrogen, halogen, hydroxy, cyano, nitro, hydroxyC1-6alkyl, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, C1-6fluoroalkoxy, —(CH2)pC3-6cycloalkyl, —(CH2)pOC3-6cycloalkyl, —COC-6alkyl, —SO2C1-6alkyl, —SOC1-6alkyl, —S—C1-6alkyl, —CO2C1-6alkyl, —CO2NR5R6, —SO2NR5R6, —(CH2)NR5R6, —(CH2)pNR5COR6, optionally substituted aryl ring, optionally substituted heteroaryl ring or optionally substituted heterocyclyl ring; R3 represents hydrogen, halogen, hydroxy, cyano, nitro, hydroxyC1-6alkyl, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, C1-6fluoroalkoxy, —(CH2)pC3-6cycloalkyl, —(CH2)pOC3-6cycloalkyl, —COC1-6alkyl, —SO2C1-6alkyl, —SOC1-6alkyl, —S—C1-6alkyl, —CO2C1-6alkyl, —CO2NR7R8, —SO2NR7R8, —(CH2)pNR7R8 or —(CH2)pNR7COR8; R4represents hydrogen, hydroxy, C1-6alkyl, C1-6alkoxy, C1-6fluoroalkoxy, trifluoromethyl, trif
    Type: Application
    Filed: October 6, 2003
    Publication date: March 23, 2006
    Inventors: Ian Forbes, Andrew Gribble, Andrew Lightfoot, Andrew Payne
  • Patent number: 7001913
    Abstract: Aminopiperidine derivatives and pharmaceutically acceptable derivatives thereof useful in methods of treatment of bacterial infections in mammals, particularly in man.
    Type: Grant
    Filed: July 17, 2000
    Date of Patent: February 21, 2006
    Assignee: SmithKline Beecham P.L.C.
    Inventors: David Thomas Davies, Andrew Lightfoot, Roger Edward Markwell, Neil David Pearson
  • Publication number: 20060014749
    Abstract: Aminopiperidine derivatives of formula (I) and pharmaceutically acceptable derivatives thereof useful in methods of treatment of bacterial infections in mammals, particularly in man.
    Type: Application
    Filed: September 2, 2005
    Publication date: January 19, 2006
    Inventors: David Thomas Davies, Graham Jones, Andrew Lightfoot, Roger Markwell, Neil Pearson
  • Publication number: 20050261279
    Abstract: The invention provides compounds of formula (I): wherein A and B represent the groups —(CH2)m— and —(CH2)n— respectively; R1 represents hydrogen or C1-6alkyl; R2 represents hydrogen, halogen, hydroxy, cyano, nitro, hydroxy C1-6alkyl, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, C1-6fluoroalkoxy, —(CH2)pC3-6cycloalkyl, —(CH2)pOC3-6cycloalkyl, —COC1-6alkyl, —SO2C1-6alkyl, —SOC1-6alkyl, —S—C1-6alkyl, —CO2C1-6alkyl, —CO2NR5R6, —SO2NR5R6, —(CH2)pNR5R6, —(CF)pNR5COR6, optionally substituted aryl ring, optionally substituted heteroaryl ring or optionally substituted heterocyclyl ring; R3 represents optionally substituted aryl ring or optionally substituted heteroaryl ring; R4 represents hydrogen, hydroxy, C1-6alkyl, C1-6alkoxy, trifluoromethyl, trifluoromethoxy, halogen, —OSO2CF3, —(CH2)pC3-6cycloalkyl, —(CH2)qOC1-6alkyl or —(CH2)pOC3-6cycloalkyl; R5 and R6 each independently represent hydrogen, C1-6alkyl or, together with the nitrogen or other atoms to which they are attached, form an azacycl
    Type: Application
    Filed: May 28, 2003
    Publication date: November 24, 2005
    Inventors: Ian Forbes, Vincenzo Garzya, Andrew Gribble, Andrew Lightfoot, Andrew Payne, Graham Walker
  • Publication number: 20050245507
    Abstract: The invention provides compounds of formula (I): wherein A and B represent the groups —(CH2)m— and —(CH2)n— respectively; R1 represents hydrogen or C1-6alkyl; R2 represents hydrogen, halogen, hydroxy, cyano, nitro, hydroxyC1-6alkyl, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, C1-6fluoroalkoxy, —(CH2)pC3-6cycloalkyl, —(CH2)pOC3-6cycloalkyl, —COC1-6alkyl, —SO2C1-6alkyl, —SOC1-6alkyl, —S—C1-6alkyl, —CO2C1-6alkyl, —CO2NR5R6, —SO2NR5R6, —(CH2)pNR5R6, —(CH2)pNR5COR6, optionally substituted aryl ring, optionally substituted heteroaryl ring or optionally substituted heterocyclyl ring; R3 represents hydrogen, halogen, hydroxy, cyano, nitro, hydroxyC1-6alkyl, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, C1-6fluoroalkoxy, —(CH2)pC3-6cycloalkyl, —(CH2)pOC3-6cycloalkyl, —COC1-6alkyl, —SO2C1-6alkyl, —SOC1-6alkyl, —S—C1-6alkyl, —CO2C1-6alkyl, —CO2NR7R8, —SO2NR7R8, —(CH2)pNR7R8 or —(CH2)pNR7COR8; R4 represents hydrogen, hydroxy, C1-6alkyl, C1-6alkoxy, C1-6fluoroalkoxy, trifluoromethyl, t
    Type: Application
    Filed: May 28, 2003
    Publication date: November 3, 2005
    Inventors: Ian Forbes, Andrew Gribble, Andrew Lightfoot, Andrew Payne, Graham Walker
  • Publication number: 20050176759
    Abstract: Invented are non-peptide TPO mimetics. Also invented is a method of treating thrombocytopenia, in a mammal, including a human, in need thereof which comprises administering to such mammal an effective amount of a selected hydroxy-1-azobenzene derivative.
    Type: Application
    Filed: December 20, 2002
    Publication date: August 11, 2005
    Inventors: Mahmood Ahmed, Steven Bromidge, Ian Forbes, Andrew Gribble, Christopher Johnson, Francis King, Andrew Lightfoot, Gregor Macdonald, Stephen Moss, Mervyn Thompson, David Witty
  • Publication number: 20050085461
    Abstract: The invention provides compounds of formula (I) wherein A and B represent the groups CH2)m— and CH2)n— respectively; R1 represents hydrogen or C1-4alkyl; R2 represents hydrogen, halogen, hydroxy, cyano, nitro, hydroxyC1-6alkyl, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, —(CH2)pC3-6cycloalkyl, —(CH2)pC3-6cycloalkyloxy, —COC1-6alkyl, —SO2C1-6alkyl, —SOC1-6alkyl, —S-C1-6alkyl, —CO2C1-6alkyl, —CO2NR7R8, —SO2NR7R8, —(CH2)pNR7R8, —(CH2)pNR7COR8, optionally substituted aryl, optionally substituted heteroaryl or a fused bicyclic heterocyclic ring system; R3 represents hydrogen or C1-6alkyl; R4 represents halogen, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, —(CH2)pC3-6cycloalkyl or —(CH2)pC3-6cycloalkyloxy; R5 and R6 each independently represent hydrogen, halogen, hydroxy, cyano, nitro, hydroxyC1-6alkyl, trifluoromethyl, trifluoromethoxy, C1-6alkyl, C1-6alkoxy, —(CH2)pC3-6cycloalkyl, —(CH2)pC3-6cycloalkyloxy, —COC1-6alkyl, —SO2C1-6alkyl, —SOC1-6alkyl, —S—C1-6alkyl, —CO2C1-6alkyl,
    Type: Application
    Filed: February 13, 2003
    Publication date: April 21, 2005
    Inventors: David Cooper, Ian Forbes, Andrew Gribble, Andrew Lightfoot
  • Publication number: 20040171606
    Abstract: The invention provides compounds of formula (I): wherein: R2 and R3 independently represent various substituents; R1 and R4 independently represent H, F, Cl, Br, Cl1-2alkyl, C1alkoxy, OH, CN, or NO2; B represents a sulfur atom or a —CH2-group; t represents 3 or 4; and A represents an optionally substituted 5- or 6-membered aromatic heterocyclic ring, or an optionally substituted bicyclic heterocyclic ring system in which at least the ring bound to the group B in Formula (I) is aromatic; or a salt thereof.
    Type: Application
    Filed: November 11, 2003
    Publication date: September 2, 2004
    Inventors: Michael Stewart Hadley, Andrew Lightfoot, Gregor James MacDonald, Geoffrey Stemp