Patents by Inventor Daryl Simon Walter

Daryl Simon Walter 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: 20230391763
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts, solvates, hydrates, tautomers or stereoisomers thereof, wherein R1, R2, R3, R4a, R4b, R4c, R4d, R4f, X1, X2 have the meaning as indicated in the description and claims. The invention further relates to pharmaceutical compositions comprising said compounds, their use as medicament and in a method for treating or preventing of one or more diseases or disorders associated with integrated stress response.
    Type: Application
    Filed: October 21, 2021
    Publication date: December 7, 2023
    Applicant: Evotec International GmbH
    Inventors: Holly Victoria ATTON, Christopher John Brown, Serge Convers-Reignier, Christopher Francis Palmer, Mohamad Sabbah, Daryl Simon Walter
  • Publication number: 20230391725
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts, solvates, hydrates, tautomers or stereoisomers thereof, wherein R1, R2, R2a, R3, R4, R4a, R4b, R4c, R4d, R4e, R4f, R5, R6 have the meaning as indicated in the description and claims The invention further relates to pharmaceutical compositions comprising said compounds, their use as medicament and in a method for treating or preventing of one or more diseases or disorders associated with integrated stress response.
    Type: Application
    Filed: October 21, 2021
    Publication date: December 7, 2023
    Applicant: Evotec International GmbH
    Inventors: Holly Victoria Atton, Christopher John Brown, James Lindsay Carr, Gert-Jan Hofman, Mohamad Sabbah, Daryl Simon Walter
  • Publication number: 20230257351
    Abstract: Substituted N-phenylacetamide compounds of general formula (I), methods of preparing said compounds, intermediate compounds useful for preparing said compounds, pharmaceutical compositions and combinations comprising said compounds, and the use of said compounds for manufacturing pharmaceutical compositions for the treatment or prophylaxis of diseases.
    Type: Application
    Filed: June 28, 2021
    Publication date: August 17, 2023
    Applicant: Bayer Aktiengesellschaft
    Inventors: Stefan BÄURLE, Sven RING, Jens NAGEL, Alexis LAUX-BIEHLMANN, Reinhard NUBBEMEYER, Elisabeth POOK, Sven WITTROCK, Daryl Simon WALTER, Robert John SCOTT
  • Publication number: 20230129907
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts, solvates, hydrates, tautomers or stereoisomers thereof, wherein R1, R2, R2a, R3, Ra1, Ra2, Ra3, Ra4, Ra5, Ra6, A1 and A2 have the meaning as indicated in the description and claims. The invention further relates to pharmaceutical compositions comprising said compounds, their use as medicament and in a method for treating and preventing of one or more diseases or disorders associated with integrated stress response.
    Type: Application
    Filed: March 10, 2021
    Publication date: April 27, 2023
    Inventors: Holly Victoria ATTON, Christopher John BROWN, James Lindsay CARR, Scott Alexander SADLER, Jonathan Paul SHINE, Daryl Simon WALTER
  • Publication number: 20230125481
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts, solvates, hydrates, tautomers or stereoisomers thereof, wherein R1, R2, R2a, R3, Ra1, Ra2, Ra4, Ra5, X1, X1a, A1 and A2 have the meaning as indicated in the description and claims. The invention further relates to pharmaceutical compositions comprising said compounds, their use as medicament and in a method for treating and preventing of one or more diseases or disorders associated with integrated stress response.
    Type: Application
    Filed: January 26, 2021
    Publication date: April 27, 2023
    Inventors: Christopher John BROWN, James Lindsay CARR, Mohamad SABBAH, Jeffrey Michael SCHKERYANTZ, Daryl Simon WALTER
  • Publication number: 20220227747
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts, solvates, hydrates, tautomers or stereoisomers thereof, wherein R1, R2, R2a, R3, Ra2, Ra4, Ra5, Ra6, Ra7, X1, X1a, A1 and A2 have the meaning as indicated in the description and claims. The invention further relates to pharmaceutical compositions comprising said compounds, their use as medicament and in a method for treating and preventing of one or more diseases or disorders associated with integrated stress response.
    Type: Application
    Filed: April 22, 2020
    Publication date: July 21, 2022
    Inventors: Holly ATTON, Christopher John BROWN, James Lindsay CARR, Serge CONVERS-REIGNIER, Michael CORR, Marissa FLOWER, Christopher Francis PALMER, Irena REBOULE, Mohamad SABBAH, Scott SADLER, Jonathan SHINE, Daryl Simon WALTER
  • Publication number: 20220213078
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts, solvates, hydrates, tautomers or stereoisomers thereof, wherein R1 to R3, A1 and A2 have the meaning as indicated in the description and claims. The invention further relates to pharmaceutical compositions comprising said compounds, their use as medicament and in a method for treating and preventing one or more diseases or disorders associated with integrated stress response.
    Type: Application
    Filed: April 22, 2020
    Publication date: July 7, 2022
    Inventors: Christopher John BROWN, Irena Doly REBOULE, York RUDHARD, Mohamad SABBAH, Daryl Simon WALTER
  • Patent number: 10907197
    Abstract: Provided are imaging agents comprising a compound of Formula (I), or a pharmaceutically acceptable salt thereof, and methods of their use.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: February 2, 2021
    Assignee: CHDI Foundation, Inc.
    Inventors: Celia Dominguez, John Wityak, Jonathan Bard, Christopher John Brown, Michael Edward Prime, Derek Alexander Weddell, Daryl Simon Walter, Paul Richard Giles, Ian James Wigginton, Malcolm George Taylor, Sébastien René Gabriel Galan, Peter David Johnson, Thomas Martin Krülle, Inaki Morao, Daniel Clark-Frew
  • Publication number: 20170292150
    Abstract: Provided are imaging agents comprising a compound of Formula (I), or a pharmaceutically acceptable salt thereof, and methods of their use.
    Type: Application
    Filed: August 28, 2015
    Publication date: October 12, 2017
    Inventors: Celia Dominguez, John Wityak, Jonathan Bard, Christopher John Brown, Michael Edward Prime, Derek Alexander Weddell, Daryl Simon Walter, Paul Richard Giles, Ian James Wigginton, Malcolm George Taylor, Sébastien René Gabriel Galan, Peter David Johnson, Thomas Martin Krülle, Inaki Morao, Daniel Clark-Frew
  • Patent number: 8513248
    Abstract: The present invention provides a compound of formula (I) or a pharmaceutically acceptable salt thereof: wherein A is hydrogen, C1-4alkyl, C3-6cycloalkyl, C1-3alkoxy, C1-3alkoxy C1-4alkyl, C1-2fluoroalkyl, halogen, NR6R7, optionally substituted heteroaryl (Het), or optionally substituted phenyl, and R1, R2, R3, R4, R5, R6 and R7 are as defined in the description. The compounds or salts are thought to modulate P2X7 receptor function and to be capable of antagonizing the effects of ATP at the P2X7 receptor. The invention also provides the use of the compound or salt in the treatment or prophylaxis of, for example, inflammatory pain, neuropathic pain, visceral pain, rheumatoid arthritis or osteoarthritis or neurodegenerative disorders.
    Type: Grant
    Filed: April 28, 2010
    Date of Patent: August 20, 2013
    Assignee: Glaxo Group Limited
    Inventors: David Kenneth Dean, Jorge Munoz-Muriedas, Mairi Sime, Jon Graham Anthony Steadman, Rachel Elizabeth Anne Thewlis, Giancarlo Trani, Ian David Wall, Daryl Simon Walter
  • Patent number: 8501946
    Abstract: The present invention provides a compound of formula (I) or a pharmaceutically acceptable salt thereof: wherein A is hydrogen, C1-4alkyl, C3-6cycloalkyl, C1-3alkoxy, C1-3alkoxy C1-4alkyl, C1-2fluoroalkyl, halogen, NR6R7, optionally substituted heteroaryl (Het), or optionally substituted phenyl, and R1, R2, R3, R4, R5, R6 and R7 are as defined in the description. The compounds or salts are thought to modulate P2X7 receptor function and to be capable of antagonizing the effects of ATP at the P2X7 receptor. The invention also provides the use of the compound or salt in the treatment or prophylaxis of, for example, inflammatory pain, neuropathic pain, visceral pain, rheumatoid arthritis, osteoarthritis or neurodegenerative disorders.
    Type: Grant
    Filed: April 28, 2010
    Date of Patent: August 6, 2013
    Assignee: Glaxo Group Limited
    Inventors: David Kenneth Dean, Jorge Munoz-Muriedas, Mairi Sime, Jon Graham Anthony Steadman, Rachel Elizabeth Anne Thewlis, Giancarlo Trani, Daryl Simon Walter
  • Publication number: 20120172366
    Abstract: The present invention provides a compound of formula (I) or a pharmaceutically acceptable salt thereof: wherein A is hydrogen, C1-4alkyl, C3-6cycloalkyl, C1-3alkoxy, C1-3alkoxy C1-4alkyl, C1-2fluoroalkyl, halogen, NR6R7, optionally substituted heteroaryl, or optionally substituted phenyl, and R1, R2, R3, R4, R5, R6 and R7 are as defined in the description. The compounds or salts are thought to modulate P2X7 receptor function and to be capable of antagonizing the effects of ATP at the P2X7 receptor. The invention also provides the use of the compound or salt in the treatment or prophylaxis of, for example, inflammatory pain, neuropathic pain, visceral pain, rheumatoid arthritis or osteoarthritis or neurodegenerative disorders.
    Type: Application
    Filed: April 28, 2010
    Publication date: July 5, 2012
    Inventors: David Kenneth Dean, Jorge Munoz-Muriedas, Mairi Sime, Jon Graham Anthony Steadman, Rachel Elizabeth Anne Thewlis, Giancarlo Trani, Ian David Wall, Daryl Simon Walter
  • Publication number: 20120157436
    Abstract: The present invention provides a compound of formula (I) or a pharmaceutically acceptable salt thereof: wherein A is hydrogen, C1-4alkyl, C3-6cycloalkyl, C1-3alkoxy, C1-3alkoxy C1-4alkyl, C1-2-fluoroalkyl, halogen, NR6R7, optionally substituted heteroaryl, or optionally substituted phenyl, and R1, R2, R3, R4, R5, R6 and R7 are as defined in the description. The compounds or salts are thought to modulate P2X7 receptor function and to be capable of antagonizing the effects of ATP at the P2X7 receptor. The invention also provides the use of the compound or salt in the treatment or prophylaxis of, for example, inflammatory pain, neuropathic pain, visceral pain, rheumatoid arthritis, osteoarthritis or neurodegenerative disorders.
    Type: Application
    Filed: April 28, 2010
    Publication date: June 21, 2012
    Inventors: David Kenneth Dean, Jorge Munoz-Muriedas, Mairi Sime, Jon Graham Anthony Steadman, Rachel Elizabeth Anne Thewlis, Giancarlo Trani, Daryl Simon Walter
  • Patent number: 8048907
    Abstract: The present invention relates to novel oxo-prolinamide derivatives of formula (I) which modulate P2X7 receptor function and are capable of antagonizing the effects of ATP at the P2X7 receptor and the use of such compounds or pharmaceutical compositions thereof in the treatment of disorders mediated by the P2X7 receptor, for example pain, inflammation and neurodegeneration.
    Type: Grant
    Filed: February 18, 2010
    Date of Patent: November 1, 2011
    Assignee: Glaxo Group Limited
    Inventors: Laura J Chambers, Robert Gleave, Stefan Senger, Daryl Simon Walter
  • Patent number: 7935832
    Abstract: The present invention relates to a compound of formula (I) or a pharmaceutically acceptable salt thereof: wherein: R2 represents hydrogen, halogen, C1-6 alkyl, C6-10 arylmethyl-, C2-6 alkenyl, C2-6 alkynyl or C3-6 cycloalkylmethyl-; and any of said C1-6 alkyl, C6-10 arylmethyl-, C2-6 alkenyl, C2-6 alkynyl or C3-6 cycloalkylmethyl- is optionally substituted with 1, 2 or 3 halogen atoms; and R3 represents hydrogen, fluorine or methyl; or R2 and R3 together with the carbon atoms to which they are attached form a benzene ring optionally substituted with 1, 2 or 3 substituents, which may be the same or different, selected from the group consisting of C1-6 alkyl, C2-6 alkenyl and C2-6 alkynyl. The compounds or salts modulate P2X7 receptor function and are capable of antagonizing the effects of ATP at the P2X7 receptor.
    Type: Grant
    Filed: March 20, 2008
    Date of Patent: May 3, 2011
    Assignee: Glaxo Group Limited
    Inventors: Robert James Gleave, David George Hubert Livermore, Daryl Simon Walter
  • Patent number: 7932282
    Abstract: The present invention relates to a compound of formula (I) or a pharmaceutically acceptable salt thereof: The compounds or salts modulate P2X7 receptor function and are capable of antagonizing the effects of ATP at the P2X7 receptor (P2X7 receptor antagonists). The invention also provides the use of such compounds or salts, or pharmaceutical compositions thereof, in the treatment or prevention of disorders/diseases mediated by the P2X7 receptor, for example pain, inflammation or a neurodegenerative disease, in particular pain such as inflammatory pain, neuropathic pain or visceral pain.
    Type: Grant
    Filed: April 2, 2008
    Date of Patent: April 26, 2011
    Assignee: Glaxo Group Limited
    Inventors: Paul John Beswick, David Kenneth Dean, Robert James Gleave, Andrew Peter Moses, Daryl Simon Walter
  • Publication number: 20110046137
    Abstract: The present invention relates to a compound of formula (I) or a pharmaceutically acceptable salt thereof: The pyrazole derivatives of formula (I) or salts thereof modulate P2X7 receptor function and are capable of antagonizing the effects of ATP at the P2X7 receptor (P2X7 receptor antagonists). The invention also relates to the use of such compounds or salts, or pharmaceutical compositions thereof, in the treatment or prevention of disorders/diseases mediated by the P2X7 receptor, for example pain, inflammation or a neurodegenerative disease.
    Type: Application
    Filed: May 8, 2008
    Publication date: February 24, 2011
    Inventors: Paul John Beswick, Laura Jane Chambers, Iain Patrick Chessell, David John Davies, Emmanuel Hubert Demont, Robert James Gleave, David George Hubert Livermore, Pamela Joan Theobald, Mythily Vimal, Daryl Simon Walter
  • Publication number: 20100311749
    Abstract: The invention provides a compound of formula (I) or a pharmaceutically acceptable salt thereof: wherein: A is C1-6alkyl, C3-6cycloalkyl, —CH2—R6, —CHMe-R7, —CMe2-R7, or optionally substituted aryl; wherein, when A is optionally substituted aryl, said aryl group is optionally substituted with 1 to 3 substituents, which may be the same or different, selected from the group consisting of halogen, C1-6alkyl, —CF3, C1-4alkoxy, C1fluoroalkoxy, cyano, NR8R9, and pyridyl wherein the pyridyl is optionally substituted by one methyl; R1 is chlorine, fluorine, —CF3, cyano or C1-6alkyl; R2, R3 and R5 independently are hydrogen, fluorine, chlorine, —CF3, cyano or C1-6alkyl, such that at least one of R2, R3 and R5 is other than hydrogen; R4 is hydrogen. These compounds and salts are thought to be P2X7 receptor antagonists. The invention also provides for the treatment of pain, inflammation, rheumatoid arthritis, osteoarthritis, or a neurodegenerative disease.
    Type: Application
    Filed: October 24, 2008
    Publication date: December 9, 2010
    Inventors: Laura Jane Chambers, Katharine Laura Collis, David Kenneth Dean, Jorge Munoz-Muriedas, Jon Graham Anthony Steadman, Daryl Simon Walter
  • Publication number: 20100292295
    Abstract: The present invention provides a compound of Formula (IA) or a pharmaceutically acceptable salt thereof: wherein R1 represents C1-4 alkyl, C2-6 alkenyl, C2-6 alkynyl, C3-6 cycloalkyl, C3-6 cycloalkylmethyl-, phenyl-X— or heteroaryl, any of which may be optionally substituted; X represents —(CR12R13)n—; n represents 0 to 2; and R7, R8, R9, R10 and R11 independently represent H, halogen, or cyano; or optionally substituted C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl or C3-6 cycloalkyl; such that at least two of R7, R8, R9, R10 and R11 represent a group other than H and at least one of R7 and R11 represents a group other than H; and wherein the compound is other than N-[(2,4-dichlorophenyl)methyl]5-oxo-1-(phenylmethyl)-3-pyrrolidinecarboxamide. The compounds and salts are thought to modulate P2X7 receptor function and be capable of antagonizing the effects of ATP at the P2X7 receptor.
    Type: Application
    Filed: December 17, 2008
    Publication date: November 18, 2010
    Applicant: GLAXO GROUP LIMITED
    Inventors: Jon Graham Anthony Steadman, Daryl Simon Walter
  • Publication number: 20100292224
    Abstract: The present invention provides a compound of formula (1) or a pharmaceutically acceptable salt thereof: wherein R1 represents optionally substituted C1-4 alkyl; X represents —(CR10R11)n— in which n represents 1 or 2; R2, R3 and R4 independently represent H, F or Me; and R5; R6; R7; R8 and R9 independently represent hydrogen, halogen, or cyano; or optionally substituted C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl or C3-6 cycloalkyl, such that at least one of R5 and R9 represents a group other than hydrogen. The compounds or salts are thought to modulate P2X7 receptor function and to be capable of antagonizing the effects of ATP at the P2X7 receptor. The invention also provides the use of the compound or salt in the treatment or prevention of inflammatory pain, neuropathic pain, visceral pain, rheumatoid arthritis or osteoarthritis.
    Type: Application
    Filed: December 5, 2008
    Publication date: November 18, 2010
    Applicant: GLAXO GROUP LIMITED
    Inventor: Daryl Simon Walter