Patents by Inventor Peter Crackett

Peter Crackett 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: 7858640
    Abstract: Compounds of formula [1] are CRTH2 antagonists, useful in the treatment of conditions having an inflammatory components; in which: R1-R9 are various substituents; A is —CHR10—, —C(O)—, —S(O)n—, —O—, or —NR10— wherein n is an integer from 0-1 and R10 is selected from various substituents; B is a direct bond or a divalent radical; R11 and R12 are selected from cvarious substituents; X is a carboxylic acid, tetrazole, 3-hydroxyisoxazole, hydroxamic acid, phosphinate, phosphonate, phosphonamide, sulfonic acid group, or a group of formula C?(O)NHSO2R6 or SO2NHC(?O)R6; and Y is aryl, heteroaryl, aryl-fused-heterocycloalkyl, heteroaryl-fused-cycloalkyl, heteroaryl-fused-heterocycloalkyl or aryl-fused-cycloalkyl group.
    Type: Grant
    Filed: September 29, 2006
    Date of Patent: December 28, 2010
    Assignee: Pulmagen Therapeutics (Asthma) Limited
    Inventors: Michael Colin Cramp, Rosa Arienzo, George Hynd, Peter Crackett, Yann Griffon, Trevor Keith Harrison, Nicholas Charles Ray, Harry Finch, John Gary Montana
  • Publication number: 20100144786
    Abstract: Specific quinoline derivatives are CRTH2 antagonists, useful in the treatment of conditions having an inflammatory component.
    Type: Application
    Filed: March 29, 2007
    Publication date: June 10, 2010
    Inventors: Michael Colin Cramp, Rosa Arienzo, George Hynd, Peter Crackett, Yann Griffon, Trevor Keith Harrison, Nicholas Charles Ray, Harry Finch, John Gary Montana
  • Publication number: 20100010034
    Abstract: The following compounds are CRTH2 antagonists, useful in treatment of respiratory disease: [3-(2,4-dichlorophenylsulfanyl)-6-fluoro-2-methylindolizin-1-yl]acetic acid, [6-fluoro-3-(2-fluoro-4-methanesulfonylphenylsulfanyl)-2-methylindolizin-1-yl]acetic acid, [6-fluoro-3-(4-methanesulfonyl-2-trifluoromethylphenylsulfanyl)-2-methylindolizin-1-yl]acetic acid, (R)-2-[6-fluoro-3-(4-methanesulfonylphenylsulfanyl)-2-methylindolizin-1-yl]propionic acid, [3-(4-ethanesulfonylphenylsulfanyl)-6-fluoro-2-methylindolizin-1-yl]acetic acid, (S)-2-[6-fluoro-3-(4-methanesulfonylphenylsulfanyl)-2-methylindolizin-1-yl]propionic acid, ethanesulfonylaminobenzenesulfonyl)-6-fluoro-2-methyiindolizin-1-yl]acetic acid, [7-chloro-6-fluoro-3-(4-methanesulfonylphenylsulfanyl)-2-methylindolizin-1-yl]acetic acid, [3-(2-chloro-4-methanesulfonylphenylsulfanyl)-7-cyano-2-methylindolizin-1-yl]acetic acid, [6-cyano-3-(4-methanesulfonylbenzyl)-2-methylindolizin-1-yl]acetic acid, [3-(4-chlorobenzyl)-7-cyano-2-methylindolizin-1-yl]acetic acid, [6-
    Type: Application
    Filed: December 21, 2006
    Publication date: January 14, 2010
    Inventors: George Hynd, Nicholas Charles Ray, Harry Finch, David Middlemiss, Michael Colin Cramp, Paul Matthew Blaney, Karen Williams, Yann Griffon, Trevor Keith Harrison, Peter Crackett
  • Publication number: 20090163534
    Abstract: Compounds of formula (I) are ligands of the CRTH2 receptor and are useful in the treatment of respiratory disease: Formula (I) wherein R1, R2, R3 and R4 each independently are hydrogen, C1C6alkyl, fully or partially fluorinated C1C6alkyl, halo, —S(O)nR10, —SO2N(R10)2, —N(R10)2, —C(O)N(R10)2, —NR10C(O)R9, —CO2R10, —C(O)R9, —NO2, —CN or —OR11; wherein each R9 is independently C1C6alkyl, aryl, heteroaryl; R10 is independently hydrogen, C1C6alkyl, aryl, or heteroaryl; R11 is hydrogen, C1C6alkyl, fully or partially fluorinated C1C6alkyl or a group —SO2R9; n is 0, 1 or 2; R5 is C1C6alkyl, fully or partially fluorinated C1C6alkyl. C1C6alkenyl, C1C6alkynyl, optionally substituted aryl, or optionally substituted heteroaryl; R6 is hydrogen, C1C6alkyl or fully or partially fluorinated C1C6alkyl; R7 and R5 are independently hydrogen or C1C6alkyl, or R7 and R5 together with the atom to which they are attached form a cycloalkyl group; and X is —CHR6—, —S(O)n—, —NR6SO2— or —SO2NR6— wherein n is 0, 1 or 2.
    Type: Application
    Filed: June 26, 2006
    Publication date: June 25, 2009
    Inventors: George Hynd, Nicholas Charles Ray, Harry Finch, David Middlemiss, Michael Colin Cramp, Paul Matthew Blaney, Karen Williams, Yan Griffon, Trevor Keith Harrison, Peter Crackett
  • Publication number: 20090156600
    Abstract: Compounds of formula [1] are CRTH2 antagonists, useful in the treatment of conditions having an inflammatory component; in which: R1, R2, R3, R4 and R5 are independently hydrogen, C1-C6alkyl, C1-C6-fluoroalkyl, cyclopropyl, halo, —S(O)nR6, —SO2NR7R8, —NR7R8, —NR7C(O)R6, —CO2R7, —C(O)NR7R8, —C(O)R76, —NO2, —CN or a group —OR9; wherein each R6 is independently C1-C6alkyl, C1-C6-fluoroalkyl, cycloalkyl, aryl, or heteroaryl; R7, R8 are independently C1-C6alkyl, C1-C6-fluoroalkyl, cycloalkyl, cycloalkyl-(C1-C6alkyl)-, aryl, heteroaryl or hydrogen; R9 is hydrogen, C1-C6alkyl, C1-C6-fluoroalkyl, cycloalkyl, cylcoalkyl-(C1-C6alkyl)-, or a group —SO2R6; A is —CHR10—, —C(O)—, —S(O)n—, —O—, or —NR10— wherein n is an integer from 0-2 and R10 is hydrogen C1-C3alkyl, or C1-C6-fluoroalkyl group; B is a direct bond, or a divalent radical selected from —CH2—, —CH2CH2—, —CHR11—, —CR11R12—, —CH2CHR11—, CH2CR11R12—, —CHR11CHR12—, and divalent radicals of formula —(CR11R12)p-Z- wherein Z is attached to the ring carrying R1, R2 an
    Type: Application
    Filed: September 29, 2006
    Publication date: June 18, 2009
    Inventors: Michael Colin Cramp, Rosa Arienzo, George Hynd, Peter Crackett, Yann Griffon, Trevor Keith Harrison, Nicholas Charles Ray, Harry Finch, John Gary Montana
  • Publication number: 20060025405
    Abstract: The present invention provides a novel class of modified pyrimidine compounds and compositions and methods of using the compounds as glucocorticoid receptor modulators.
    Type: Application
    Filed: June 29, 2005
    Publication date: February 2, 2006
    Applicant: Corcept Therapeutics, Inc.
    Inventors: Robin Clark, Nicolas Ray, Karen Williams, Peter Crackett, Gwen Hickin, David Clark