Patents by Inventor Ronald Knegtel

Ronald Knegtel 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: 7361492
    Abstract: The present invention provides crystalline molecules or molecular complexes which comprise binding pockets of Aurora-2 or its homologues. The invention also provides crystals comprising Aurora-2. The present invention also relates to a computer comprising a data storage medium encoded with the structural coordinates of Aurora-2 binding pockets and methods of using a computer to evaluate the ability of a compound to bind to the molecule or molecular complex. This invention also provides methods of using the structure coordinates to solve the structure of homologous proteins or protein complexes. In addition, this invention provides methods of using the structure coordinates to screen for and design compounds, including inhibitory compounds, that bind to Aurora-2 or homologues thereof.
    Type: Grant
    Filed: November 1, 2004
    Date of Patent: April 22, 2008
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Graham Cheetham, Ronald Knegtel, Lovorka Swenson, Joyce T. Coll, Suzanne Renwick, Peter Weber
  • Publication number: 20080070965
    Abstract: The present invention relates to compounds useful as inhibitors of protein kinase. The invention also relates to pharmaceutically acceptable compositions comprising said compounds and methods of using the compounds and compositions in the treatment of various disease, conditions, or disorders. The invention also relates to processes for preparing compounds of the inventions.
    Type: Application
    Filed: May 22, 2007
    Publication date: March 20, 2008
    Inventors: Guy Brenchley, Jean-Damien Charrier, Steven Durrant, Ronald Knegtel, Sharn Ramaya, Shazia Sadiq
  • Publication number: 20080045570
    Abstract: The present invention relates to compounds useful as inhibitors of protein kinase. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders. The invention also provides processes for preparing compounds of the inventions.
    Type: Application
    Filed: May 23, 2007
    Publication date: February 21, 2008
    Inventors: Guy Brenchley, Jean-Damien Charrier, Steven Durrant, Ronald Knegtel, Sharn Ramaya, Shazia Sadiq
  • Publication number: 20070298065
    Abstract: The present invention relates to compounds useful as inhibitors of protein kinase. The invention also relates to pharmaceutically acceptable compositions comprising said compounds and methods of using the compounds and the compositions in the treatment of various disease, conditions, or disorders. The invention also relates to processes for preparing compounds of the inventions.
    Type: Application
    Filed: April 11, 2007
    Publication date: December 27, 2007
    Inventors: Juan-Miguel Jimenez, Ronald Knegtel, Daniel Robinson, Philip Collier
  • Publication number: 20070270444
    Abstract: This invention describes novel pyrazole compounds of formula IV: wherein Ring D is a 5-7 membered monocyclic ring or 8-10 membered bicyclic ring selected from aryl, heteroaryl, heterocyclyl or carbocyclyl; Rx and Ry are independently selected from T-R3, or taken together with their intervening atoms to form a fused, unsaturated or partially unsaturated, 5-8 membered ring having 1-3 ring heteroatoms selected from oxygen, sulfur, or nitrogen; and R2, R2?, T, and R3 are as described in the specification. The compounds are useful as protein kinase inhibitors, especially as inhibitors of aurora-2 and GSK-3, for treating diseases such as cancer, diabetes and Alzheimer's disease.
    Type: Application
    Filed: March 6, 2006
    Publication date: November 22, 2007
    Inventors: David Bebbington, Hayley Binch, Ronald Knegtel, Julian Golec, Sanjay Patel, Jean-Damien Charrier, David Kay, Robert Davies, Pan Li, Marion Wannamaker, Cornelia Forster, Albert Pierce
  • Patent number: 7276502
    Abstract: The present invention relates to compounds useful of inhibitors of protein kinases. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders.
    Type: Grant
    Filed: March 25, 2004
    Date of Patent: October 2, 2007
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Guy Brenchley, Luc J. Farmer, Edmund M. Harrington, Ronald Knegtel, Michael O'Donnell, Francesco G. Salituro, John R. Studley, Jian Wang
  • Publication number: 20070219205
    Abstract: The present invention relates to compounds useful as inhibitors of protein kinase. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders. The invention also provides processes for preparing compounds of the inventions.
    Type: Application
    Filed: January 23, 2007
    Publication date: September 20, 2007
    Inventors: Guy Brenchley, Jean-Damien Charrier, Steven Durrant, David Kay, Ronald Knegtel, Sharn Ramaya, Shazia Sadiq
  • Publication number: 20070190634
    Abstract: The present invention relates to compounds useful as inhibitors of protein kinases. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders.
    Type: Application
    Filed: April 11, 2007
    Publication date: August 16, 2007
    Inventors: David Bebbington, Hayley Binch, Jean-Damien Charrier, Simon Everitt, Julian Golec, David Kay, Ronald Knegtel, Andrew Miller, Francoise Pierard
  • Publication number: 20070179156
    Abstract: The present invention relates to compounds useful as inhibitors of protein kinase. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders. The invention also provides processes for preparing compounds of the inventions.
    Type: Application
    Filed: August 28, 2006
    Publication date: August 2, 2007
    Inventors: Jean-Damien Charrier, Sharn Ramaya, Steven Durrant, Juan-Miguel Jimenez, Guy Brenchley, Ronald Knegtel, Michael Mortimore
  • Publication number: 20070179177
    Abstract: The present invention relates to compounds useful as inhibitors of protein kinase. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders. The invention also provides processes for preparing compounds of the inventions.
    Type: Application
    Filed: November 15, 2006
    Publication date: August 2, 2007
    Inventors: Guy Brenchley, Jean-Damien Charrier, Steven Durrant, Ronald Knegtel, Sharn Ramaya, Shazia Sadig, Jingrong Cao
  • Publication number: 20070179133
    Abstract: The present invention relates to compounds useful of inhibitors of protein kinases. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders.
    Type: Application
    Filed: August 15, 2006
    Publication date: August 2, 2007
    Inventors: David Bebbington, Hayley Binch, Jean-Damien Charrier, Simon Everitt, Julian Golec, David Kay, Ronald Knegtel, Andrew Miller, Francoise Pierard
  • Patent number: 7179826
    Abstract: The present invention relates to compounds useful as inhibitors of protein kinases. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders.
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: February 20, 2007
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: David Bebbington, Hayley Binch, Jean-Damien Charrier, Simon Everitt, Julian M. C. Golec, David Kay, Ronald Knegtel, Andrew Miller, Francoise Pierard
  • Publication number: 20070010457
    Abstract: The present invention relates to novel classes of compounds of formula I which are caspase and TNF-alpha inhibitors. This invention also relates to pharmaceutical compositions comprising these compounds. The compounds and pharmaceutical compositions of this invention are particularly well suited for inhibiting caspase and TNF-alpha activity and consequently, can be advantageously used as agents against caspase-, interleukin-1-(“IL-1”), apoptosis-, interferon-y inducing factor-(IGIF), interferon-?-(“IFN-?”), or TNF-alpha mediated diseases, including inflammatory diseases, autoimmune diseases, destructive bone disorders, proliferative disorders, infectious diseases, and degenerative diseases. This invention also relates to processes for preparing the compounds of this invention.
    Type: Application
    Filed: September 14, 2006
    Publication date: January 11, 2007
    Inventors: Anita Diu-Hercend, Julian Golec, Thierry Hercend, Ronald Knegtel, Paul Lang, Andrew Miller, Karen Miller, Michael Mortimore, Peter Weber
  • Publication number: 20060258658
    Abstract: This invention describes novel triazole compounds of formula IX: wherein Z1 is nitrogen or CR9 and Z2 is nitrogen or CH, provided that at least one of Z1 and Z2 is nitrogen; G is Ring C or Ring D; Ring C is selected from a phenyl, pyridinyl, pyrimidinyl, pyridazinyl, pyrazinyl, or 1,2,4-triazinyl ring, wherein said Ring C has one or two ortho substituents independently selected from —R1; Ring D is a 5-7 membered monocyclic ring or 8-10 membered bicyclic ring selected from aryl, heteroaryl, heterocyclyl or carbocyclyl; Rx and Ry are independently selected from T-R3, or Rx and Ry are taken together with their intervening atoms to form a fused ring; R1, R3, and T are as described in the specification. The compounds are useful as protein kinase inhibitors, especially as inhibitors of GSK-3 and Aurora, for treating diseases such as diabetes, cancer, and Alzheimer's disease.
    Type: Application
    Filed: July 25, 2006
    Publication date: November 16, 2006
    Inventors: David Bebbington, Ronald Knegtel, Hayley Binch, Julian Golec, Pan Li, Jean-Damien Charrier
  • Patent number: 7115739
    Abstract: This invention describes novel triazole compounds of formula IX: wherein Z1 is nitrogen or CR9 and Z2 is nitrogen or CH, provided that at least one of Z1 and Z2 is nitrogen; G is Ring C or Ring D; Ring C is selected from a phenyl, pyridinyl, pyrimidinyl, pyridazinyl, pyrazinyl, or 1,2,4-triazinyl ring, wherein said Ring C has one or two ortho substituents independently selected from —R1; Ring D is a 5–7 membered monocyclic ring or 8–10 membered bicyclic ring selected from aryl, heteroaryl, heterocyclyl or carbocyclyl; Rx and Ry are independently selected from T-R3, or Rx and Ry are taken together with their intervening atoms to form a fused ring; R1, R3, and T are as described in the specification. The compounds are useful as protein kinase inhibitors, especially as inhibitors of GSK-3 and Aurora, for treating diseases such as diabetes, cancer, and Alzheimer's disease.
    Type: Grant
    Filed: September 14, 2001
    Date of Patent: October 3, 2006
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: David Bebbington, Ronald Knegtel, Hayley Binch, Julian M. C. Golec, Pan Li, Jean-Damien Charier
  • Patent number: 7098330
    Abstract: This invention describes novel pyrazole compounds of formula III: wherein Ring D is a 5–7 membered monocyclic ring or 8–10 membered bicyclic ring selected from aryl, heteroaryl, heterocyclyl or carbocyclyl; Rx and Ry are taken together with their intervening atoms to form a fused, unsaturated or partially unsaturated, 5–8 membered carbocyclo ring; and R2 and R2? are as described in the specification. The compounds are useful as protein kinase inhibitors, especially as inhibitors of aurora-2 and GSK-3, for treating diseases such as cancer, diabetes and Alzheimer's disease.
    Type: Grant
    Filed: September 14, 2001
    Date of Patent: August 29, 2006
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: David Bebbington, Hayley Binch, Ronald Knegtel, Julian M. C. Golec, Sanjay Patel, Jean-Damien Charrier, David Kay, Robert J. Davies
  • Patent number: 7091343
    Abstract: The present invention relates to compounds useful of inhibitors of protein kinases. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders.
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: August 15, 2006
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: David Bebbington, Hayley Binch, Jean-Damien Charrier, Simon Everitt, Julian M. C. Golec, David Kay, Ronald Knegtel, Andrew Miller, Francoise Pierard
  • Publication number: 20060160862
    Abstract: The present invention provides a compound of formula I: wherein R1, R2, R3, R4, and R5 are as defined herein. The present invention also provides pharmaceutical compositions and methods using such compositions for treating a caspase-mediated diseases and processes for preparting the compounds of the invention.
    Type: Application
    Filed: November 21, 2005
    Publication date: July 20, 2006
    Inventors: Jean-Damien Charrier, Ronald Knegtel, Michael Mortimore, John Studley
  • Patent number: 7074782
    Abstract: This invention provides caspase inhibitors of formula I: wherein Z is oxygen or sulfur; R1is hydrogen, —CHN2, R, CH2OR, CH2SR, or —CH2Y; Y is an electronegative leaving group; R2 is CO2H, CH2CO2H, or esters, amides or isosteres thereof; R3 is a group capable of fitting into the S2 subsite of a caspase enzyme; R4 and R5 are taken together with the intervening nitrogen to form heterocyclic ring and R is as described in the specification. The compounds are effective inhibitors of apoptosis and IL-1? secretion.
    Type: Grant
    Filed: August 21, 2003
    Date of Patent: July 11, 2006
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: David Bebbington, Ronald Knegtel, Michael Mortimore, David Kay, Julian M. C. Golec
  • Publication number: 20060135537
    Abstract: The present invention relates to compounds useful as inhibitors of protein kinases. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders. The invention also provides processes for preparing the compounds of the invention.
    Type: Application
    Filed: November 4, 2005
    Publication date: June 22, 2006
    Inventors: Ronald Knegtel, Juan-Miguel Jimenez, Jean-Damien Charrier, Dean Stamos, Pan Li, Jon Come, Alex Aronov