Patents by Inventor David Sandham

David Sandham 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: 20100087432
    Abstract: There are provided according to the invention compounds of formula (I) as CRTh2 antagonists. In free or salt form, wherein R3, R4, R5, R6, Q, W and n are as described in the specification, process for preparing them, and their use as pharmaceuticals.
    Type: Application
    Filed: December 12, 2005
    Publication date: April 8, 2010
    Inventors: Claire Adcock, Catherine Leblanc, David A. Sandham, Simon J. Watson
  • Patent number: 7361661
    Abstract: A compound of formula (I) R1 is hydrogen or alkyl optionally substituted by hydroxy, alkoxy, or alkylthio, R2 is hydrogen, alkyl, hydroxyalkyl, alkylcarbonyloxyalkyl, alkoxyalkyl, alkylthioalkyl, alkenyl, cycloalkylalkyl, heterocyclylalkyl, aralkyl in which the aryl ring thereof is optionally fused to a 5-membered heterocyclic group or is optionally substituted by one or more substituents selected from alkoxy, amino, alkylamino, dialkylamino, acylamino, halogen, hydroxy, aminosulfonyl, alkylaminosulfonyl, dialkylaminosulfonyl, alkylsufonylamino or dialkylaminosulfonylamino, R3 is hydrogen or alkyl optionally substituted by hydroxy, alkoxy, or alkylthio, R4 is hydrogen or alkyl, R5 is a quinolinyl, isoquinolinyl or oxodihydroisoquinolinyl group optionally fused to a 5-membered heterocyclic group and optionally substituted by one or more substituents selected from halogen, cyano, hydroxy, alkyl, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, alkoxy, alkylthio, alkenyl, alkoxycarbonyl, alkynyl, carboxyl, acyl, a
    Type: Grant
    Filed: January 11, 2006
    Date of Patent: April 22, 2008
    Inventors: Gurdip Bhalay, Stephen P Collingwood, Robin A Fairhurst, Sylvie F Gomez, Reto Naef, David A Sandham
  • Publication number: 20070185172
    Abstract: Compounds of formula I in free or salt form, wherein R1 and R2 have the meanings as indicated in the specification, are useful for treating inflammatory conditions, particularly inflammatory or obstructive airways diseases. Pharmaceutical compositions that contain the compounds and processes for preparing the compounds are also described.
    Type: Application
    Filed: July 13, 2005
    Publication date: August 9, 2007
    Inventors: David Sandham, Christopher Sharp, Simon Watson
  • Publication number: 20070066607
    Abstract: Compounds of formula I free or salt form, wherein ā€”Cā€”Yā€”, R1 and R2 are G have the meanings as indicated in the specification, are useful for treating conditions that are prevented or alleviated by activation of the ?2-adrenoreceptor. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.
    Type: Application
    Filed: April 2, 2004
    Publication date: March 22, 2007
    Inventors: Robin Fairhurst, David Sandham, David Beattie, Ian Bruce, Bernard Cuenoud, Reamonn Madden, Neil Taylor, Roger Taylor, Katharine Turner, Simon Watson
  • Publication number: 20060173181
    Abstract: A compound of formula (I) R1 is hydrogen or alkyl optionally substituted by hydroxy, alkoxy, or alkylthio, R2 is hydrogen, alkyl, hydroxyalkyl, alkylcarbonyloxyalkyl, alkoxyalkyl, alkylthioalkyl, alkenyl, cycloalkylalkyl, heterocyclylalkyl, aralkyl in which the aryl ring thereof is optionally fused to a 5-membered heterocyclic group or is optionally substituted by one or more substituents selected from alkoxy, amino, alkylamino, dialkylamino, acylamino, halogen, hydroxy, aminosulfonyl, alkylaminosulfonyl, dialkylaminosulfonyl, alkylsulfonylamino or dialkylaminosulfonylamino, R3 is hydrogen or alkyl optionally substituted by hydroxy, alkoxy, or alkylthio, R4 is hydrogen or alkyl, R5 is a quinolinyl, isoquinolinyl or oxodihydroisoquinolinyl group optionally fused to a 5-membered heterocyclic group and optionally substituted by one or more substituents selected from halogen, cyano, hydroxy, alkyl, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, alkoxy, alkylthio, alkenyl, alkoxycarbonyl, alkynyl, carboxyl, acyl,
    Type: Application
    Filed: November 15, 2005
    Publication date: August 3, 2006
    Inventors: Gurdip Bhalay, Stephen Collingwood, Robin Fairhurst, Sylvie Gomez, Reto Naef, David Sandham
  • Publication number: 20060106214
    Abstract: A compound of formula (I) R1 is hydrogen or alkyl optionally substituted by hydroxy, alkoxy, or alkylthio, R2 is hydrogen, alkyl, hydroxyalkyl, alkylcarbonyloxyalkyl, alkoxyalkyl, alkylthioalkyl, alkenyl, cycloalkylalkyl, heterocyclylalkyl, aralkyl in which the aryl ring thereof is optionally fused to a 5-membered heterocyclic group or is optionally substituted by one or more substituents selected from alkoxy, amino, alkylamino, dialkylamino, acylamino, halogen, hydroxy, aminosulfonyl, alkylaminosulfonyl, dialkylaminosulfonyl, alkylsufonylamino or dialkylaminosulfonylamino, R3 is hydrogen or alkyl optionally substituted by hydroxy, alkoxy, or alkylthio, R4 is hydrogen or alkyl, R5 is a quinolinyl, isoquinolinyl or oxodihydroisoquinolinyl group optionally fused to a 5-membered heterocyclic group and optionally substituted by one or more substituents selected from halogen, cyano, hydroxy, alkyl, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, alkoxy, alkylthio, alkenyl, alkoxycarbonyl, alkynyl, carboxyl, acyl,
    Type: Application
    Filed: January 11, 2006
    Publication date: May 18, 2006
    Inventors: Gurdip Bhalay, Stephen Collingwood, Robin Fairhurst, Sylvie Gomez, Reto Naef, David Sandham
  • Publication number: 20050054660
    Abstract: A compound of formula (I) R1 is hydrogen or alkyl optionally substituted by hydroxy, alkoxy, or alkylthio, R2 is hydrogen, alkyl, hydroxyalkyl, alkylcarbonyloxyalkyl, alkoxyalkyl, alkylthioalkyl, alkenyl, cycloalkylalkyl, heterocyclylalkyl, aralkyl in which the aryl ring thereof is optionally fused to a 5-membered heterocyclic group or is optionally substituted by one or more substituents selected from alkoxy, amino, alkylamino, dialkylamino, acylamino, halogen, hydroxy, aminosulfonyl, alkylaminosulfonyl, dialkylaminosulfonyl, alkylsulfonylamino or dialkylaminosulfonylamino, R3 is hydrogen or alkyl optionally substituted by hydroxy, alkoxy, or alkylthio, R4 is hydrogen or alkyl, R5 is a quinolinyl, isoquinolinyl or oxodihydroisoquinolinyl group optionally fused to a 5-membered heterocyclic group and optionally substituted by one or more substituents selected from halogen, cyano, hydroxy, alkyl, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, alkoxy, alkylthio, alkenyl, alkoxycarbonyl, alkynyl, carboxyl, acyl,
    Type: Application
    Filed: September 9, 2004
    Publication date: March 10, 2005
    Inventors: Gurdip Bhalay, Stephen Collingwood, Robin Fairhurst, Sylvie Gomez, Reto Naef, David Sandham