Patents by Inventor Dafydd Rhys Owen

Dafydd Rhys Owen 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: 11926642
    Abstract: The invention relates to compounds of formula I wherein R1, R2 and - - - - - are as defined herein, pharmaceutical compositions comprising the compounds and methods of treating COVID-19 in a patient by administering therapeutically effective amounts of the compounds and methods of inhibiting or preventing replication of SARS-CoV-2 with the compounds.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: March 12, 2024
    Assignee: Pfizer inc.
    Inventors: Robert Steven Kania, Padmavani Bezawada, Emma Louise Hawking, Rohit Jaini, Samir Kulkarni, Matthew Nathan O'Brien Laramy, Jonathan Richard Lillis, Suman Luthra, Dafydd Rhys Owen, Klimentina Dimitrova Pencheva, Anil Mahadeo Rane, Matthew Forrest Sammons, Bradley Paul Sullivan, Andrew John Thiel, Martyn David Ticehurst, Jamison Bryce Tuttle, Robert Louis Hoffman
  • Publication number: 20230339930
    Abstract: The invention relates to compounds of Formula I wherein R1, R2, p, m, A, Z1, Z2, Z3 and Z4 are as defined herein, pharmaceutical compositions comprising the compounds, methods of treating COVID-19 in a patient by administering therapeutically effective amounts of the compounds, and methods of inhibiting or preventing replication of SARS-CoV-2 with the compounds.
    Type: Application
    Filed: July 7, 2021
    Publication date: October 26, 2023
    Applicant: Pfizer Inc.
    Inventors: Dafydd Rhys Owen, Martin Youngjin Pettersson, Matthew Richard Reese, Matthew Forrest Sammons, Jamison Bryce Tuttle, Qingyi Yang
  • Publication number: 20230120254
    Abstract: The invention relates to compounds of Formula I? wherein R, R1, R2, R3, p, q and q? are as defined herein, pharmaceutical compositions comprising the compounds, methods of treating coronavirus infection such as COVID-19 in a patient by administering therapeutically effective amounts of the compounds, and methods of inhibiting or preventing replication of coronaviruses such as SARS-CoV-2 with the compounds.
    Type: Application
    Filed: September 14, 2022
    Publication date: April 20, 2023
    Applicant: Pfizer Inc.
    Inventors: Dafydd Rhys Owen, Matthew Richard Reese, Matthew Forrest Sammons, Jamison Bryce Tuttle, Patrick Robert Verhoest, Qingyi Yang
  • Publication number: 20230120707
    Abstract: The invention relates to compounds of formula I wherein R1 and R2 are as defined herein, pharmaceutical compositions comprising the compounds and methods of treating COVID-19 in a patient by administering therapeutically effective amounts of the compounds and methods of inhibiting or preventing replication of SARS-CoV-2 with the compound
    Type: Application
    Filed: March 31, 2021
    Publication date: April 20, 2023
    Applicant: Pfizer Inc.
    Inventors: Robert Steven Kania, Dafydd Rhys Owen, Martin Youngjin Pettersson, Matthew Forrest Sammons, Jamison Bryce Tuttle
  • Publication number: 20230105838
    Abstract: The invention relates to methods of treating COVID-19 in a patient by administering therapeutically effective amounts of certain SARS-CoV-2 inhibitor compounds or pharmaceutical compositions containing them to a patient in need thereof. The invention also relates to inhibiting SARS-CoV-2 coronavirus viral replication activity comprising contacting SARS-CoV-2-related coronavirus protease with a therapeutically effective amount of a SARS-Cov-2 protease inhibitor, such as a SARS-Cov-2 3CL protease inhibitor and compositions comprising the same.
    Type: Application
    Filed: April 1, 2021
    Publication date: April 6, 2023
    Applicant: Pfizer Inc.
    Inventors: Robert Louis Hoffman, Robert Steven Kania, Dafydd Rhys Owen, Martin Youngjin Pettersson, Matthew Forrest Sammons, Jamison Bryce Tuttle
  • Publication number: 20230045252
    Abstract: A compound compound having the structure: or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate of said compound or pharmaceutically acceptable salt, wherein A, A? and A? are independently O, C?O, C—R? or N—R?, where R? and R? may independently be H, amino, —NR7COR6, COR6, —CONR7R8, C1-C6 alkyl, or hydroxy(C1-C6 alkyl), and R? may be present or absent, and is present where the rules of valency permit, and where not more than one of A, A? and A? is O or C?O; R0 and R are independently H, Br, Cl, F, or C1-C6 alkyl; R1 is H, C1-C6 alkyl, or hydroxy(C1-C6 alkyl); R2 is selected from the group consisting of H, C1-C6 alkyl, C1-C6 alkoxy, hydroxy(C1-C6 alkyl), phenyl(C1-C6 alkyl), formyl, heteroaryl, heterocyclic, —COR6, —OCOR6, —COOR6, —NR7COR6, —CONR7R8, and —(CH2)n—W, where W is cyano, hydroxy, C3-C8 cycloalkyl, —SO2NR7R8, and —SO2—R9, where R9 is C1-C6 alkyl, C3-C8 cycloalkyl, heteroaryl, or heterocyclic; wherein each of said alkyl, cycloalkyl, heterocyclic, or heteroaryl ma
    Type: Application
    Filed: September 7, 2022
    Publication date: February 9, 2023
    Applicant: PFIZER INC.
    Inventors: Matthew Frank BROWN, Alpay DERMENCI, Andrew FENSOME, Brian Stephen GERSTENBERGER, Matthew Merrill HAYWARD, Dafydd Rhys OWEN, Stephen Wayne WRIGHT, Li Huang XING, Xiaojing YANG
  • Patent number: 11541034
    Abstract: The invention relates to compounds of Formula I? wherein R, R1, R2, R3, p, q and q? are as defined herein, pharmaceutical compositions comprising the compounds, methods of treating coronavirus infection such as COVID-19 in a patient by administering therapeutically effective amounts of the compounds, and methods of inhibiting or preventing replication of coronaviruses such as SARS-CoV-2 with the compounds.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: January 3, 2023
    Assignee: Pfizer Inc.
    Inventors: Dafydd Rhys Owen, Martin Youngjin Pettersson, Matthew Richard Reese, Matthew Forrest Sammons, Jamison Bryce Tuttle, Patrick Robert Verhoest, Liuqing Wei, Qingyi Yang, Xiaojing Yang
  • Patent number: 11472809
    Abstract: There is a method for treating a psoriasis. A compound is administered in a therapeutically effective amount to a subject suffering therefrom. The compound has the structure or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate thereof.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: October 18, 2022
    Assignee: Pfizer Inc.
    Inventors: Matthew Frank Brown, Alpay Dermenci, Andrew Fensome, Brian Stephen Gerstenberger, Matthew Merrill Hayward, Dafydd Rhys Owen, Stephen Wayne Wright, Li Huang Xing, Xiaojing Yang
  • Patent number: 11452711
    Abstract: The invention relates to compounds of Formula I? wherein R, R1, R2, R3, p, q and q? are as defined herein, pharmaceutical compositions comprising the compounds, methods of treating coronavirus infection such as COVID-19 in a patient by administering therapeutically effective amounts of the compounds, and methods of inhibiting or preventing replication of coronaviruses such as SARS-CoV-2 with the compounds.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: September 27, 2022
    Assignee: Pfizer Inc.
    Inventors: Dafydd Rhys Owen, Matthew Richard Reese, Matthew Forrest Sammons, Jamison Bryce Tuttle, Patrick Robert Verhoest, Qingyi Yang
  • Publication number: 20220257563
    Abstract: The invention relates to compounds of Formula I? wherein R, R1, R2, R3, p, q and q? are as defined herein, pharmaceutical compositions comprising the compounds, methods of treating coronavirus infection such as COVID-19 in a patient by administering therapeutically effective amounts of the compounds, and methods of inhibiting or preventing replication of coronaviruses such as SARS-CoV-2 with the compounds.
    Type: Application
    Filed: April 22, 2022
    Publication date: August 18, 2022
    Applicant: Pfizer Inc.
    Inventors: Dafydd Rhys Owen, Matthew Richard Reese, Matthew Forrest Sammons, Jamison Bryce Tuttle, Patrick Robert Verhoest, Qingyi Yang
  • Patent number: 11351149
    Abstract: The invention relates to compounds of Formula I? wherein R, R1, R2, R3, p, q and q? are as defined herein, pharmaceutical compositions comprising the compounds, methods of treating coronavirus infection such as COVID-19 in a patient by administering therapeutically effective amounts of the compounds, and methods of inhibiting or preventing replication of coronaviruses such as SARS-CoV-2 with the compounds.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: June 7, 2022
    Assignee: Pfizer Inc.
    Inventors: Dafydd Rhys Owen, Martin Youngjin Pettersson, Matthew Richard Reese, Matthew Forrest Sammons, Jamison Bryce Tuttle, Patrick Robert Verhoest, Liuqing Wei, Qingyi Yang, Xiaojing Yang
  • Publication number: 20220142976
    Abstract: The invention relates to compounds of Formula I? wherein R, R1, R2, R3, p, q and q? are as defined herein, pharmaceutical compositions comprising the compounds, methods of treating coronavirus infection such as COVID-19 in a patient by administering therapeutically effective amounts of the compounds, and methods of inhibiting or preventing replication of coronaviruses such as SARS-CoV-2 with the compounds.
    Type: Application
    Filed: December 17, 2021
    Publication date: May 12, 2022
    Applicant: Pfizer Inc.
    Inventors: Dafydd Rhys Owen, Martin Youngjin Pettersson, Matthew Richard Reese, Matthew Forrest Sammons, Jamison Bryce Tuttle, Patrick Robert Verhoest, Liuqing Wei, Qingyi Yang, Xiaojing Yang
  • Publication number: 20220062232
    Abstract: The invention relates to compounds of Formula I? wherein R, R1, R2, R3, p, q and q? are as defined herein, pharmaceutical compositions comprising the compounds, methods of treating coronavirus infection such as COVID-19 in a patient by administering therapeutically effective amounts of the compounds, and methods of inhibiting or preventing replication of coronaviruses such as SARS-CoV-2 with the compounds.
    Type: Application
    Filed: August 5, 2021
    Publication date: March 3, 2022
    Applicant: Pfizer Inc.
    Inventors: Dafydd Rhys Owen, Martin Youngjin Pettersson, Matthew Richard Reese, Matthew Forrest Sammons, Jamison Bryce Tuttle, Patrick Robert Verhoest, Liuqing Wei, Qingyi Yang, Xiaojing Yang
  • Patent number: 11254668
    Abstract: A compound having the structure: or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate of said compound or pharmaceutically acceptable salt, wherein variables are defined in the specification. Also provided are methods of treatment as Janus Kinase inhibitors and pharmaceutical compositions containing the compounds of the invention and combinations thereof with other therapeutic agents.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: February 22, 2022
    Assignee: Pfizer Inc.
    Inventors: Brian Stephen Gerstenberger, Andrew Fensome, Dafydd Rhys Owen, Matthew Frank Brown, Matthew Merrill Hayward, Felix Vajdos, Li Huang Xing, Stephen Wayne Wright
  • Publication number: 20220017548
    Abstract: The invention relates to compounds of formula I wherein R1, R2 and - - - - - are as defined herein, pharmaceutical compositions comprising the compounds and methods of treating COVID-19 in a patient by administering therapeutically effective amounts of the compounds and methods of inhibiting or preventing replication of SARS-CoV-2 with the compounds.
    Type: Application
    Filed: July 1, 2021
    Publication date: January 20, 2022
    Applicant: Pfizer Inc.
    Inventors: Robert Steven Kania, Padmavani Bezawada, Emma Louise Hawking, Rohit Jaini, Samir Kulkarni, Matthew Nathan O'Brien Laramy, Jonathan Richard Lillis, Suman Luthra, Dafydd Rhys Owen, Klimentina Dimitrova Pencheva, Martin Youngjin Pettersson, Anil Mahadeo Rane, Matthew Forrest Sammons, Bradley Paul Sullivan, Andrew John Thiel, Martyn David Ticehurst, Jamison Bryce Tuttle, Robert Louis Hoffman
  • Publication number: 20200399281
    Abstract: A compound having the structure: or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate of said compound or pharmaceutically acceptable salt, wherein A, A? and A? are independently O, C?O, C—R? or N—R?, where R? and R? may independently be H, amino, —NR7COR6, COR6, —CONR7R8, C1-C6 alkyl, or hydroxy(C1-C6 alkyl), and R? may be present or absent, and is present where the rules of valency permit, and where not more than one of A, A? and A? is O or C?O; R0 and R are independently H, Br, Cl, F, or C1-C6 alkyl; R1 is H, C1-C6 alkyl, or hydroxy(C1-C6 alkyl); R2 is selected from the group consisting of H, C1-C6 alkyl, C1-C6 alkoxy, hydroxy(C1-C6 alkyl), phenyl(C1-C6 alkyl), formyl, heteroaryl, heterocyclic, —COR6, —OCOR6, —COOR6, —NR7COR6, —CONR7R8, and —(CH2)n—W, where W is cyano, hydroxy, C3-C8 cycloalkyl, —SO2NR7R8, and —SO2—R9, where R9 is C1-C6 alkyl, C3-C8 cycloalkyl, heteroaryl, or heterocyclic; wherein each of said alkyl, cycloalkyl, heterocyclic, or heteroaryl may be unsu
    Type: Application
    Filed: September 8, 2020
    Publication date: December 24, 2020
    Applicant: Pfizer Inc.
    Inventors: Matthew Frank BROWN, Alpay DERMENCI, Andrew FENSOME, Brian Stephen GERSTENBERGER, Matthew Merrill HAYWARD, Dafydd Rhys OWEN, Stephen Wayne WRIGHT, Li Huang XING, Xiaojing YANG
  • Patent number: 10822341
    Abstract: A compound compound having the structure: or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate of said compound or pharmaceutically acceptable salt, wherein A, A? and A? are independently O, C?O, C—R? or N—R?, where R? and R? may independently be H, amino, —NR7COR6, COR6, —CONR7R8, C1-C6 alkyl, or hydroxy(C1-C6 alkyl), and R? may be present or absent, and is present where the rules of valency permit, and where not more than one of A, A? and A? is O or C?O; R0 and R are independently H, Br, Cl, F, or C1-C6 alkyl; R1 is H, C1-C6 alkyl, or hydroxy(C1-C6 alkyl); R2 is selected from the group consisting of H, C1-C6 alkyl, C1-C6 alkoxy, hydroxy(C1-C6 alkyl), phenyl(C1-C6 alkyl), formyl, heteroaryl, heterocyclic, —COR6, —OCOR6, —COOR6, —NR7COR6, —CONR7R8, and —(CH2)n—W, where W is cyano, hydroxy, C3-C8 cycloalkyl, —SO2NR7R8, and —SO2—R9, where R9 is C1-C6 alkyl, C3-C8 cycloalkyl, heteroaryl, or heterocyclic; wherein each of said alkyl, cycloalkyl, heterocyclic, or heteroaryl ma
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: November 3, 2020
    Assignee: Pfizer Inc.
    Inventors: Matthew Frank Brown, Alpay Dermenci, Andrew Fensome, Brian Stephen Gerstenberger, Matthew Merrill Hayward, Dafydd Rhys Owen, Stephen Wayne Wright, Li Huang Xing, Xiaojing Yang
  • Publication number: 20200172537
    Abstract: A compound having the structure: or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate of said compound or pharmaceutically acceptable salt, wherein variables are defined in the specification. Also provided are methods of treatment as Janus Kinase inhibitors and pharmaceutical compositions containing the compounds of the invention and combinations thereof with other therapeutic agents.
    Type: Application
    Filed: August 9, 2018
    Publication date: June 4, 2020
    Applicant: Pfizer Inc.
    Inventors: Brian Stephen Gerstenberger, Andrew Fensome, Dafydd Rhys Owen, Matthew Frank Brown, Matthew Merrill Hayward, Felix Vajdos, Li Huang Xing, Stephen Wayne Wright
  • Patent number: 10316018
    Abstract: Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula Ia, as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: June 11, 2019
    Assignee: Pfizer Inc.
    Inventors: Katherine Lin Lee, Christophe Philippe Allais, Christoph Martin Dehnhardt, Lori Krim Gavrin, Seungil Han, David Hepworth, Arthur Lee, Frank Eldridge Lovering, John Paul Mathias, Dafydd Rhys Owen, Nikolaos Papaioannou, Eddine Saiah, Joseph Walter Strohbach, John David Trzupek, Stephen Wayne Wright, Christoph Wolfgang Zapf
  • Publication number: 20190092750
    Abstract: Compounds, tautomers and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula 1a, as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Application
    Filed: November 30, 2018
    Publication date: March 28, 2019
    Applicant: PFIZER INC.
    Inventors: KATHERINE LIN LEE, CHRISTOPHE PHILIPPE ALLAIS, CHRISTOPH MARTIN DEHNHARDT, LORI KRIM GAVRIN, SEUNGIL HAN, DAVID HEPWORTH, ARTHUR LEE, FRANK ELDRIDGE LOVERING, JOHN PAUL MATHIAS, DAFYDD RHYS OWEN, NIKOLAOS PAPAIOANNOU, EDDINE SAIAH, JOSEPH WALTER STROHBACH, JOHN DAVID TRZUPEK, STEPHEN WAYNE WRIGHT, CHRISTOPH WOLFGANG ZAPF