Patents by Inventor Darren Mark Le Grand

Darren Mark Le Grand 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).

  • Patent number: 11911371
    Abstract: The present invention provides pyridine and pyrazine derivatives which restore or enhance the function of mutant and/or wild type CFTR to treat cystic fibrosis, primary ciliary dyskinesia, chronic bronchitis, chronic obstructive pulmonary disease, asthma, respiratory tract infections, lung carcinoma, xerostomia and keratoconjunctivitis sire, or constipation (IBS, IBD, opioid induced). Pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Grant
    Filed: April 2, 2021
    Date of Patent: February 27, 2024
    Assignee: NOVARTIS AG
    Inventors: Urs Baettig, Kamlesh Jagdis Bala, Emma Budd, Lee Edwards, Catherine Howsham, Glyn Alan Hughes, Darren Mark Le Grand, Katrin Spiegel
  • Publication number: 20210228554
    Abstract: The present invention provides pyridine and pyrazine derivatives which restore or enhance the function of mutant and/or wild type CFTR to treat cystic fibrosis, primary ciliary dyskinesia, chronic bronchitis, chronic obstructive pulmonary disease, asthma, respiratory tract infections, lung carcinoma, xerostomia and keratoconjunctivitis sire, or constipation (IBS, IBD, opioid induced). Pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Application
    Filed: April 2, 2021
    Publication date: July 29, 2021
    Inventors: Urs BAETTIG, Kamlesh Jagdis BALA, Emma BUDD, Lee EDWARDS, Catherine HOWSHAM, Glyn Alan HUGHES, Darren Mark LE GRAND, Katrin SPIEGEL
  • Publication number: 20190262324
    Abstract: The present invention provides pyridine and pyrazine derivatives which restore or enhance the function of mutant and/or wild type CFTR to treat cystic fibrosis, primary ciliary dyskinesia, chronic bronchitis, chronic obstructive pulmonary disease, asthma, respiratory tract infections, lung carcinoma, xerostomia and keratoconjunctivitis sire, or constipation (IBS, IBD, opioid induced). Pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Application
    Filed: September 26, 2018
    Publication date: August 29, 2019
    Inventors: Urs BAETTIG, Kamlesh Jagdis Bala, Emma Budd, Lee Edwards, Catherine Howsham, Glyn Alan Hughes, Darren Mark LE GRAND, Katrin Spiegel
  • Patent number: 10183025
    Abstract: The present invention relates to novel compounds that are autotaxin inhibitors, processes for their preparation, pharmaceutical compositions and medicaments containing them and to their use in diseases and disorders mediated by autotaxin.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: January 22, 2019
    Assignee: Novartis AG
    Inventors: David Beattie, Urs Baettig, Darren Mark Le Grand, Andrew Stuart Lister, Jeffrey McKenna, David William Pearce, David Andrew Sandham, Oliver Ross Steward, Christopher Thomson
  • Publication number: 20180021345
    Abstract: The present invention relates to novel compounds that are autotaxin inhibitors, processes for their preparation, pharmaceutical compositions and medicaments containing them and to their use in diseases and disorders mediated by autotaxin.
    Type: Application
    Filed: August 9, 2017
    Publication date: January 25, 2018
    Applicant: Novartis AG
    Inventors: David BEATTIE, Urs BAETTIG, Darren Mark LE GRAND, Andrew Stuart LISTER, Jeffrey MCKENNA, David William PEARCE, David Andrew SANDHAM, Oliver Ross STEWARD, Christopher THOMSON
  • Patent number: 9630945
    Abstract: The present invention relates to novel compounds of formula (I) (I) that are autotaxin inhibitors, processes for their preparation, pharmaceutical compositions and medicaments containing them and to their use in the treatment of an ATX-dependent or ATX-mediated disease or condition.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: April 25, 2017
    Assignee: Novartis AG
    Inventors: Vikki Furminger, Owen Rhys Hughes, Darren Mark Le Grand, Emily Stanley, Christopher Thomson
  • Patent number: 8404684
    Abstract: Compounds of formula I in free or salt form, wherein R1, R2, R3 and R4 have the meanings as indicated in the specification, are useful for treating conditions that are mediated by phosphatidylinositol 3-kinase. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.
    Type: Grant
    Filed: January 12, 2011
    Date of Patent: March 26, 2013
    Assignee: Novartis AG
    Inventors: Ian Bruce, Bernard Cuenoud, Thomas Hugo Keller, Gaynor Elizabeth Pilgrim, Nicola Press, Darren Mark Le Grand, Cathy Ritchie, Barbara Valade, Judy Hayler, Emma Budd
  • Publication number: 20110124624
    Abstract: Compounds of Formula I: in free or salt form, wherein Ra, Rb, R2, R3, R4 and R5 have the meanings as indicated in the specification, are useful for treating conditions that are mediated by phosphatidylinositol 3-kinase. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.
    Type: Application
    Filed: February 3, 2011
    Publication date: May 26, 2011
    Inventors: Graham Charles Bloomfield, Ian Bruce, Judy Fox Hayler, Catherine LeBlanc, Darren Mark Le Grand, Clive McCarthy
  • Publication number: 20110124693
    Abstract: Compounds of Formula I: in free or salt form, wherein Ra, Rb, R2, R3, R4 and R5 have the meanings as indicated in the specification, are useful for treating conditions that are mediated by mediated by phosphatidylinositol 3-kinase. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.
    Type: Application
    Filed: February 3, 2011
    Publication date: May 26, 2011
    Inventors: Graham Charles Bloomfield, Ian Bruce, Judy Fox Hayler, Catherine Leblanc, Darren Mark Le Grand, Clive McCarthy
  • Publication number: 20110105535
    Abstract: Compounds of formula I in free or salt form, wherein R1, R2, R3 and R4 have the meanings as indicated in the specification, are useful for treating conditions that are mediated by phosphatidylinositol 3-kinase. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.
    Type: Application
    Filed: January 12, 2011
    Publication date: May 5, 2011
    Inventors: Ian BRUCE, Bernard Cuenoud, Thomas Hugo Keller, Gaynor Elizabeth Pilgrim, Nicola Press, Darren Mark Le Grand, Cathy Ritchie, Barbara Valade, Judy Hayler, Emma Budd
  • Patent number: 7902375
    Abstract: in free or salt form, wherein Ra, Rb, R2, R3, R4 and R5 have the meanings as indicated in the specification, are useful for treating conditions that are mediated by mediated by phosphatidylinositol 3-kinase. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.
    Type: Grant
    Filed: August 27, 2004
    Date of Patent: March 8, 2011
    Assignee: Novartis AG
    Inventors: Graham Charles Bloomfield, Ian Bruce, Judy Fox Hayler, Catherine Leblanc, Darren Mark Le Grand, Clive McCarthy
  • Publication number: 20080280871
    Abstract: in free or salt form, wherein Ra, Rb, R2, R3, R4 and R5 have the meanings as indicated in the specification, are useful for treating conditions that are mediated by mediated by phosphatidylinositol 3-kinase. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.
    Type: Application
    Filed: August 27, 2004
    Publication date: November 13, 2008
    Applicant: NOVARTIS AG
    Inventors: Graham Charles Bloomfield, Ian Bruce, Judy Fox Hayler, Catherine Leblanc, Darren Mark Le Grand, Clive McCarthy
  • Patent number: 7288537
    Abstract: Compounds of formula I in free or salt form, wherein Ar, X, Y, R1, R2, R3, R5, m, n, p and q have the meanings as indicated in the specification, are useful for treating conditions mediated by CCR3. Pharmaceutical compositions that contain the compounds and processes for preparing the compounds are also described.
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: October 30, 2007
    Assignee: Novartis AG
    Inventors: Darren Mark Le Grand, Clive McCarthy, Clive Victor Walker, John James Woods
  • Publication number: 20040087621
    Abstract: Compounds of formula (I) in free or salt form, where Ar1 is phenyl substituted by one or more substituents selected from halogen, cyano, nitro, and C1-C8-alkyl optionally substituted by cyano or halogen, Ar2 is phenyl optionally which is unsubstituted or substituted by one or more substituents selected from halogen, cyano, hydroxy, nitro, C1-C8-alkyl, C1-C8-haloalkyl, C1-C8-alkoxy or C1-C8-alkoxycarbonyl, R1 is C1-C8-alkyl substituted by hydroxy, C1-C8-alkoxy, acyloxy, —N(R2)R3, halogen, carboxy, C1-C8-alkoxycarbonyl, phenyl-C1-C8-alkoxycarbonyl, -CON(R4)R5 or by a monovalent cyclic organic group, R2 and R?3 are each independently hydrogen or C1-C8-alkyl, or R2 is hydrogen and R3 is acyl or SO2R6, or R2 and R3 together with the nitrogen atom to which they are attached denote a 5- or 6-membered heterocyclic group, R4 and R5 are each independently hydrogen, C1-C8-alkyl optionally substituted by hydroxy or phenyl, or phenyl optionally substituted by C1-C8-alkyl, halogen, cyano or C1-C8-alkoxy, or R4
    Type: Application
    Filed: April 8, 2003
    Publication date: May 6, 2004
    Inventors: Gurdip Bhalay, Trevor John Howe, Darren Mark Le Grand
  • Patent number: 6670379
    Abstract: Compounds of formula (I) in free or salt form, where Ar1 is phenyl substituted by one or more halogen atoms, Ar2 is phenyl or naphthyl which is unsubstituted or substituted by one or more substituents selected from halogen, cyano, hydroxy, nitro, C1-C8-alkyl, C1-C8-haloalkyl, C1-C8-alkoxy or C1-C8-alkoxycarbonyl, R1 is hydrogen or C1-C8-alkyl optionally substituted by hydroxy, C1-C8-alkoxy, acyloxy, N(R2)R3, halogen, carboxy, C1-C8-alkoxycarbonyl, —CON(R4)R5 or by a monovalent cyclic organic group, R2 and R3 are each independently hydrogen or C1-C8-alkyl, or R2 is hydrogen and R3 is acyl or —SO2R6, or R2 and R3 together with the nitrogen atom to which they are attached denote a 5 or 6-membered heterocyclic group, R4 and R5 are each independently hydrogen or C1-C8-alkyl, or R4 and R5 together with the nitrogen atom to which they are attached denote a 5 or 6-membered heterocyclic group, R6 is C1-C8-alkyl, C1-C8-haloalkyl, or phenyl optionally substituted by C1-C8-alkyl, and n is 1,
    Type: Grant
    Filed: April 17, 2003
    Date of Patent: December 30, 2003
    Assignee: Novartis AG
    Inventors: Trevor John Howe, Gurdip Bhalay, Darren Mark Le Grand, Thomas Storz
  • Publication number: 20030176460
    Abstract: Compounds of formula (I) in free or salt form, where Ar1 is phenyl substituted by one or more halogen atoms, Ar2 is phenyl or naphthyl which is unsubstituted or substituted by one or more substituents selected from halogen, cyano, hydroxy, nitro, C1-C8-alkyl, C1-C8-haloalkyl, C1-C8-alkoxy or C1-C8-alkoxycarbonyl, R1 is hydrogen or C1-C8-alkyl optionally substituted by hydroxy, C1-C8-alkoxy, acyloxy, N(R2)R3, halogen, carboxy, C1-C8-alkoxycarbonyl, —CON(R4)R5 or by a monovalent cyclic organic group, R2 and R3 are each independently hydrogen or C1-C8-alkyl, or R2 is hydrogen and R3 is acyl or —SO2R4 and R5 are each independently with the nitrogen atom to which they are attached denote a 5- or 6-membered heterocyclic group, R4 and R5 are each independently hydrogen or C1-C8-alkyl, or R4 and R5 together with the nitrogen atom to which they are attached denote a 5-6-membered heterocyclic group, R6 is C1-C8-alkyl, C1-C8-haloalkyl, or phenyl optionally substituted by C1-C8-alkyl, and n is 1, 2, 3, or 4,
    Type: Application
    Filed: April 17, 2003
    Publication date: September 18, 2003
    Inventors: Trevor John Howe, Gurdip Bhalay, Darren Mark Le Grand, Thomas Storz
  • Patent number: 6589950
    Abstract: Disclosed are compounds of the formula in free or salt form, wherein X, R1, R2, R3, and R4 are as defined in the specification, their preparation and their use as pharmaceuticals, particularly for the treatment of inflammatory or obstructive airways disease.
    Type: Grant
    Filed: March 19, 2002
    Date of Patent: July 8, 2003
    Assignee: Novartis AG
    Inventors: Stephen Paul Collingwood, Judy Hayler, Darren Mark Le Grand, Henri Mattes, Keith Allan Menear, Clive Victor Walker, Xiao-Ling Cockcroft