Patents by Inventor Mark David Andrews

Mark David Andrews 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: 20170305857
    Abstract: The present invention relates to compounds of Formula (I) described herein and their pharmaceutically acceptable salts, and their use in medicine, in particular as Trk antagonists.
    Type: Application
    Filed: December 8, 2014
    Publication date: October 26, 2017
    Applicant: Pfizer Limited
    Inventors: SARAH ELIZABETH SKERRATT, SHARANJEET KAUR BAGAL, NIGEL ALAN SWAIN, KIYOYUKI OMOTO, MARK DAVID ANDREWS
  • Patent number: 9163021
    Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.
    Type: Grant
    Filed: September 26, 2013
    Date of Patent: October 20, 2015
    Assignee: Pfizer Limited
    Inventors: Mark David Andrews, Sharanjeet Kaur Bagal, David Graham Brown, Karl Richard Gibson, Wolfgang Klute, Inaki Morao, Kiyoyuki Omoto, Thomas Ryckmans, Yogesh Sabnis, Sarah Elizabeth Skerratt, Paul Anthony Stupple
  • Publication number: 20150250785
    Abstract: The present invention relates to compounds of Formula (IA) and (IB) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.
    Type: Application
    Filed: September 26, 2013
    Publication date: September 10, 2015
    Applicant: Pfizer Limited
    Inventors: Mark David Andrews, Sharanjeet Kaur Bagal, Sarah Elizabeth Skerratt
  • Publication number: 20150246912
    Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.
    Type: Application
    Filed: September 26, 2013
    Publication date: September 3, 2015
    Applicant: Pfizer Limited
    Inventors: Mark David Andrews, Sharanjeet Kaur Bagal, David Graham Brown, Karl Richard Gibson, Wolfgang Klute, Inaki Morao, Kiyoyuki Omoto, Thomas Ryckmans, Yogesh Sabnis, Sarah Elizabeth Skerratt, Paul Anthony Stupple
  • Publication number: 20150218172
    Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.
    Type: Application
    Filed: September 26, 2013
    Publication date: August 6, 2015
    Applicant: Pfizer Limited
    Inventors: Mark David Andrews, Sharanjeet Kaur Bagal, David Graham Brown, Karl Richard Gibson, Kiyoyuki Omoto, Thomas Ryckmans, Yogesh Sabnis, Sarah Elizabeth Skerratt, Paul Anthony Stupple
  • Publication number: 20140364415
    Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.
    Type: Application
    Filed: August 26, 2014
    Publication date: December 11, 2014
    Applicant: PFIZER LIMITED
    Inventors: Mark David Andrews, Sharanjeet Kaur Bagal, Karl Richard Gibson, Kiyoyuki Omoto, Thomas Ryckmans, Sarah Elizabeth Skerratt, Paul Anthony Stupple
  • Patent number: 8846698
    Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.
    Type: Grant
    Filed: April 4, 2012
    Date of Patent: September 30, 2014
    Assignee: Pfizer Limited
    Inventors: Mark David Andrews, Sharanjeet Kaur Bagal, Karl Richard Gibson, Kiyoyuki Omoto, Thomas Ryckmans, Sarah Elizabeth Skerratt, Paul Anthony Stupple
  • Patent number: 8592403
    Abstract: The present invention relates to compounds of formula (I) wherein R1, R2, R3, R4, L and n are as defined in the specification. These compounds are useful as MC4 agonists.
    Type: Grant
    Filed: July 30, 2009
    Date of Patent: November 26, 2013
    Assignee: Pfizer Limited
    Inventors: Mark David Andrews, Christopher Gordon Barber
  • Publication number: 20120258950
    Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.
    Type: Application
    Filed: April 4, 2012
    Publication date: October 11, 2012
    Applicant: PFIZER LIMITED
    Inventors: Mark David Andrews, Sharanjeet Kaur Bagal, Karl Richard Gibson, Kiyoyuki Omoto, Thomas Ryckmans, Sarah Elizabeth Skerratt, Paul Anthony Stupple
  • Patent number: 8138188
    Abstract: The present invention relates to a class of melanocortin MCR4 agonists of general formula (I) wherein the variables and substituents are as defined herein and especially to selective MCR4 agonist compounds, to their use in medicine, particularly in the treatment of sexual dysfunction and obesity, to intermediates useful in their synthesis and to compositions containing them.
    Type: Grant
    Filed: February 19, 2007
    Date of Patent: March 20, 2012
    Assignee: Pfizer Inc.
    Inventors: Mark David Andrews, Alan Daniel Brown, Mark Ian Lansdell, Nicholas William Summerhill
  • Publication number: 20110136814
    Abstract: The present invention relates to compounds of formula (I) wherein R1, R2, R3, R4, L and n are as defined in the specification. These compounds are useful as MC4 agonists.
    Type: Application
    Filed: July 30, 2009
    Publication date: June 9, 2011
    Inventors: Mark David Andrews, Christopher Gordon Barber
  • Publication number: 20090036459
    Abstract: The present invention relates to a class of melanocortin MCR4 agonists of general formula (I) wherein the variables and substituents are as defined herein and especially to selective MCR4 agonist compounds, to their use in medicine, particularly in the treatment of sexual dysfunction and obesity, to intermediates useful in their synthesis and to compositions containing them.
    Type: Application
    Filed: February 19, 2007
    Publication date: February 5, 2009
    Inventors: Mark David Andrews, Alan Daniel Brown, Mark Ian Lansdell, Nicholas William Summerhill
  • Publication number: 20080306123
    Abstract: A compound of Formula (I) and pharmaceutically and/or veterinarily acceptable derivatives thereof, wherein R1 is H, C1-6alkyl, —C(X)Y, C3-8cycloalkyl, aryl, het, aryl-C1-4alkyl or het-C1-4alkyl, wherein the cycloalkyl, aryl or het groups are optionally substituted by at least one substituent independently selected from C1-8alkyl, C1-8alkoxy, OH, halo, CF3, OCF3, SCF3, hydroxy-C1-6alkyl, C1-4alkoxy-C1-6alkyl and C1-4alkyl-S—C1-4alkyl; R2 is aryl or heteroaryl, each optionally substituted by at least one substituent independently selected from C1-8alkyl, C1-8alkoxy, OH, halo, CF3, OCF3, SCF3, hydroxy-C1-6alkyl, C1-4alkoxy-C1-6alkyl and C1-4alkyl-S—C1-4alkyl; R3 is C1-6alkyl, C3-8cycloalkyl, C3-8cycloalkyl-C1-6alkyl, aryl, het, aryl-C1-4alkyl or het-C1-4alkyl, wherein the cycloalkyl, aryl or het groups are optionally substituted by at least one substituent independently selected from C1-6alkyl, C1-6alkoxy, OH, halo, CF3, OCF3, SCF3, hydroxy-C1-6alkyl, C1-4alkoxy-C1-6alkyl and C1-4alkyl-S—C1-4alkyl; X is S or
    Type: Application
    Filed: May 21, 2008
    Publication date: December 11, 2008
    Applicant: Pfizer Inc.
    Inventors: Paul Vincent Fish, Michael Jonathan Fray, Deborah Jane Lovering, Alan Stobie, Florian Wakenhut, Gavin Alistair Whitlock, Mark David Andrews, Alan Daniel Brown, Mark Ian Lansdell
  • Publication number: 20080269233
    Abstract: The present invention relates to a class of compounds of general formula (I) and the salts, hydrates, solvates, polymorphs and prodrugs wherein n, R6, R7 and R10 are as defined herein and especially to MCR4 agonist compounds of formula (I), to their use in medicine, particularly in the treatment of sexual dysfunction and obesity, to intermediates useful in their synthesis and to compositions containing them.
    Type: Application
    Filed: July 26, 2006
    Publication date: October 30, 2008
    Inventors: Mark David Andrews, Alan Daniel Brown, David Sebastien, Mark Ian Lansdell
  • Patent number: 7378436
    Abstract: A compound of Formula (I) and pharmaceutically and/or veterinarily acceptable derivatives thereof, wherein R1 is H, C1-6alkyl, —C(X)Y, C3-8cycloalkyl, aryl, het, aryl-C1-4alkyl or het-C1-4alkyl, wherein the cycloalkyl, aryl or het groups are optionally substituted by at least one substituent independently selected from C1-8alkyl, C1-8alkoxy, OH, halo, CF3, OCF3, SCF3, hydroxy-C1-6alkyl, C1-4alkoxy-C1-6alkyl and C1-4alkyl-S—C1-4alkyl; R2 is aryl or heteroaryl, each optionally substituted by at least one substituent independently selected from C1-8alkyl, C1-8alkoxy, OH, halo, CF3, OCF3, SCF3, hydroxy-C1-6alkyl, C1-4alkoxy-C1-6alkyl and C1-4alkyl-S—C1-4alkyl; R3 is C1-6alkyl, C3-8cycloalkyl, C3-8cycloalkyl-C1-6alkyl, aryl, het, aryl-C1-4alkyl or het-C1-4alkyl, wherein the cycloalkyl, aryl or het groups are optionally substituted by at least one substituent independently selected from C1-6alkyl, C1-6alkoxy, OH, halo, CF3, OCF3, SCF3, hydroxy-C1-6alkyl, C1-4alkoxy —C1-6alkyl and C1-4alkyl-S—C1-4alkyl; X is S o
    Type: Grant
    Filed: June 17, 2004
    Date of Patent: May 27, 2008
    Assignee: Pfizer Inc.
    Inventors: Paul Vincent Fish, Michael Jonathan Fray, Alan Stobie, Florian Wakenhut, Gavin Alistair Whitlock, Mark David Andrews, Alan Daniel Brown, Mark Ian Lansdell
  • Patent number: 6800652
    Abstract: The invention relates to compounds of formula I
    Type: Grant
    Filed: July 31, 2003
    Date of Patent: October 5, 2004
    Assignee: Pfizer Inc.
    Inventors: Mark David Andrews, David Hepworth, Donald Stuart Middleton
  • Publication number: 20040097509
    Abstract: The invention relates to compounds of formula I 1
    Type: Application
    Filed: July 31, 2003
    Publication date: May 20, 2004
    Applicant: Pfizer Inc.
    Inventors: Mark David Andrews, David Hepworth, Donald Stuart Middleton
  • Patent number: 6630504
    Abstract: The invention provides compounds of general formula (I) wherein R1 is H or C1-C6 alkyl; R2 and R3, together with the interconnecting atoms form a 4 to 8-membered saturated ring containing one or two heteroatoms (including the nitrogen to which R2 is attached) wherein a second heteroatom, if present, is selected from oxygen, nitrogen and sulfur, with the proviso that said ring cannot contain two adjacent heteroatoms; Z is CF3, OCF3, C1-C6alkylthio or C1-C6alkoxy; Y is hydrogen, halogen, —ORa, Ra or C1-C6alkylthio, and wherein Ra is C1-C4 alkyl optionally substituted with fluorine atoms; or when Z and Y are attached para and meta to the ether linkage linking rings A and B, Z and Y are linked so that, together with the interconnecting atoms, Z and Y form a fused 5 to 7-membered carbocyclic or heterocyclic ring which may be saturated, unsaturated or aromatic, and wherein when Z and Y form a heterocyclic ring, in addition to carbon atoms, the linkage contains one or two heteroatoms independently selected fro
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: October 7, 2003
    Assignee: Pfizer Inc.
    Inventors: Mark David Andrews, David Hepworth, Donald Stuart Middleton, Alan Stobie
  • Patent number: 6610747
    Abstract: A compound of general formula (I) wherein R1 and R2 are H, C1-C6alkyl or (CH2)d(C3-C6cycloalkyl) wherein d=0, 1, 2 or 3; or R1 and R2 together with the nitrogen to which they are attached form an azetidine ring; Z or Y is —SR3 and the other Z or Y is halogen or —R3; wherein R3 is C1-C4 alkyl optionally substituted with fluorine; except that R3 is not CF3; or Z and Y are linked so that, together with the interconnecting atoms, Z and Y form a fused 5 to 7-membered carbocyclic or heterocyclic ring, and wherein when Z and Y form a heterocyclic ring, in addition to carbon atoms, the linkage contains one or two heteroatoms independently selected from oxygen, sulfur and nitrogen; R4 and R5, which may be the same or different, are: A—X, wherein A=—CH═CH— or —(CH2)p— where p is 0, 1 or 2; X is hydrogen, F, Cl, Br, I, CONR6R7, SO2NR6R7, SO2NHC(═O)R6, OH, C1-4alkoxy, NR8SO2R9, NO2, NR6R11, CN, CO2R10, CHO, SR10, S(O)R9 or SO2R10; or a 5- or 6-membered het
    Type: Grant
    Filed: August 27, 2001
    Date of Patent: August 26, 2003
    Assignee: Pfizer Inc.
    Inventors: Mavis Diane Adam, Mark David Andrews, Mark Leonard Elliott, Geoffrey Edward Gymer, David Hepworth, Harry Ralph Howard, Jr., Donald Stuart Middleton, Alan Stobie
  • Publication number: 20030060456
    Abstract: A compound of general formula (I) wherein R1 and R2 are H, C1-C6alkyl or (CH2)d(C3-C6cycloalkyl) wherein d=0, 1, 2 or 3; or R1 and R2 together with the nitrogen to which they are attached form an azetidine ring; Z or Y is —SR3 and the other Z or Y is halogen or —R3; wherein R3 is C1-C4 alkyl optionally substituted with fluorine; except that R3 is not CF3; or Z and Y are linked so that, together with the interconnecting atoms, Z and Y form a fused 5 to 7-membered carbocyclic or heterocyclic ring, and wherein when Z and Y form a heterocyclic ring, in addition to carbon atoms, the linkage contains one or two heteroatoms independently selected from oxygen, sulfur and nitrogen; R4 and R5, which may be the same or different, are: A—X, wherein A═—CH═CH— or —(CH2)p— where p is 0, 1 or 2; X is hydrogen, F, Cl, Br, I, CONR6R7, SO2NR6R7, SO2NHC(═O)R6, OH, C1-4alkoxy, NR8SO2R9, NO2, NR6R11, CN, CO2R10, CHO, SR10, S(O)R9 or SO2R10; or a 5- or 6-membered heter
    Type: Application
    Filed: August 27, 2001
    Publication date: March 27, 2003
    Inventors: Mavis Diane Adam, Mark David Andrews, Mark Leonard Elliott, Geoffrey Edward Gymer, David Hepworth, Harry Ralph Howard, Donald Stuart Middleton, Alan Stobie