Patents by Inventor Robert Louis Hoffman

Robert Louis Hoffman 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).

  • Compounds and methods for the treatment of COVID-19
    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
  • CDK2 inhibitors
    Patent number: 11773082
    Abstract: This invention relates to compounds of Formula (I) and enantiomers thereof, and to pharmaceutically acceptable salts of Formula (I) and said enantiomers, wherein R1, R2 and R3 are as defined herein. The invention further relates to pharmaceutical compositions comprising such compounds and salts, and to methods and uses of such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer, in a subject in need thereof.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: October 3, 2023
    Assignee: PFIZER INC.
    Inventors: Douglas Carl Behenna, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Asako Nagata, Sacha Ninkovic, Scott Channing Sutton
  • CDK2 inhibitors
    Patent number: 11718603
    Abstract: This invention relates to compounds of Formula (I) and enantiomers thereof, and to pharmaceutically acceptable salts of Formula (I) and said enantiomers, wherein R1, R2 and R3 are as defined herein. The invention further relates to pharmaceutical compositions comprising such compounds and salts, and to methods and uses of such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer, in a subject in need thereof.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: August 8, 2023
    Assignee: PFIZER INC.
    Inventors: Douglas Carl Behenna, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Asako Nagata, Sacha Ninkovic, Scott Channing Sutton
  • Benzisoxazole Sulfonamide Derivatives
    Publication number: 20230174522
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts thereof, wherein Ring A, R1-R8, and n are defined herein. The novel benzisoxazole sulfonamide derivatives are useful in the treatment of abnormal cell growth, such as cancer, in patients. Additional embodiments relate to pharmaceutical compositions containing the compounds and to methods of using the compounds and compositions in the treatment of abnormal cell growth in patients.
    Type: Application
    Filed: September 16, 2022
    Publication date: June 8, 2023
    Inventors: Ylva Elisabet Bergman Bozikis, Oleg Brodsky, Michelle Ang Camerino, Samantha Elizabeth Greasley, Robert Louis Hoffman, Robert Arnold Kumpf, Pei-Pei Kung, Paul Francis Richardson, Paul Anthony Stupple, Scott Channing Sutton
  • Methods of Inhibiting SARS-CoV-2 Replication and Treating Corona Virus Disease 2019
    Publication number: 20230157998
    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.
    Type: Application
    Filed: March 3, 2021
    Publication date: May 25, 2023
    Applicant: Pfizer Inc.
    Inventors: Padmavani Bezawada, Benjamin Joseph Burke, Emma Louise Hawking, Robert Louis Hoffman, Robert Steven Kania, Jonathan Richard Lillis, Matthew Nathan O'Brien Laramy, Klimentina Dimitrova Pencheva, Bradley Paul Sullivan, Andrew John Thiel, Martyn David Ticehurst
  • Method of Treating COVID-19
    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
  • CDK2/4/6 Inhibitors
    Publication number: 20220324872
    Abstract: This invention relates to compounds of general Formula (I) and pharmaceutically acceptable salts thereof, in which R1, R2, R2A, R2B, R3, R4, R5A, R5B, R6, R7, R8, R9, p, q and r are as defined herein, to pharmaceutical compositions comprising such compounds and salts, and to methods of using such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer.
    Type: Application
    Filed: June 15, 2022
    Publication date: October 13, 2022
    Applicant: Pfizer Inc.
    Inventors: Douglas Carl Behenna, Ping Chen, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Mehran Jalaie, Asako Nagata, Sajiv Krishnan Nair, Sacha Ninkovic, Martha Alicia Ornelas, Cynthia Louise Palmer, Eugene Yuanjin Rui
  • Cycloalkyl and Heterocycloalkyl Benzisoxazole Sulfonamide Derivatives
    Publication number: 20220251075
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts thereof, wherein Ring A, Y, R1-R8, m, n and p are defined herein. The novel cycloalkyl and heterocycloalkyl benzisoxazole sulfonamide derivatives are useful in the treatment of abnormal cell growth, such as cancer, in patients. Additional embodiments relate to pharmaceutical compositions containing the compounds and to methods of using the compounds and compositions in the treatment of abnormal cell growth in patients.
    Type: Application
    Filed: June 17, 2020
    Publication date: August 11, 2022
    Inventors: Oleg Brodsky, Samantha Elizabeth Greasley, Robert Louis Hoffman, Pei-Pei Kung, Paul Francis Richardson, Paul Anthony Stupple
  • CDK2/4/6 inhibitors
    Patent number: 11396512
    Abstract: This invention relates to compounds of general Formula (I) and pharmaceutically acceptable salts thereof, in which R1, R2, R2A, R2B, R3, R4, R5A, R5B, R6, R7, R8, R9, p, q and r are as defined herein, to pharmaceutical compositions comprising such compounds and salts, and to methods of using such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: July 26, 2022
    Assignee: Pfizer Inc.
    Inventors: Douglas Carl Behenna, Ping Chen, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Mehran Jalaie, Asako Nagata, Sajiv Krishnan Nair, Sacha Ninkovic, Martha Alicia Ornelas, Cynthia Louise Palmer, Eugene Yuanjin Rui
  • Compounds and Methods for the Treatment of COVID-19
    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
  • CDK2 INHIBITORS
    Publication number: 20210269425
    Abstract: This invention relates to compounds of Formula (I) and enantiomers thereof, and to pharmaceutically acceptable salts of Formula (I) and said enantiomers, wherein R1, R2 and R3 are as defined herein. The invention further relates to pharmaceutical compositions comprising such compounds and salts, and to methods and uses of such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer, in a subject in need thereof.
    Type: Application
    Filed: April 20, 2021
    Publication date: September 2, 2021
    Applicant: Pfizer Inc.
    Inventors: Douglas Carl Behenna, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Asako Nagata, Sacha Ninkovic, Scott Channing Sutton
  • CDK2 INHIBITORS
    Publication number: 20210261530
    Abstract: This invention relates to compounds of Formula (I) and enantiomers thereof, and to pharmaceutically acceptable salts of Formula (I) and said enantiomers, wherein R1, R2 and R3 are as defined herein. The invention further relates to pharmaceutical compositions comprising such compounds and salts, and to methods and uses of such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer, in a subject in need thereof.
    Type: Application
    Filed: April 20, 2021
    Publication date: August 26, 2021
    Applicant: Pfizer Inc.
    Inventors: Douglas Carl Behenna, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Asako Nagata, Sacha Ninkovic, Scott Channing Sutton
  • CDK2 inhibitors
    Patent number: 11014911
    Abstract: This invention relates to compounds of Formula (I) and enantiomers thereof, and to pharmaceutically acceptable salts of Formula (I) and said enantiomers, wherein R1, R2 and R3 are as defined herein. The invention further relates to pharmaceutical compositions comprising such compounds and salts, and to methods and uses of such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer, in a subject in need thereof.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: May 25, 2021
    Assignee: Pfizer Inc.
    Inventors: Douglas Carl Behenna, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Asako Nagata, Sacha Ninkovic, Scott Channing Sutton
  • Benzisoxazole Sulfonamide Derivatives
    Publication number: 20200399258
    Abstract: The present invention relates to compounds of formula (1) or pharmaceutically acceptable salts thereof, wherein Ring A, R1-R8, and n are defined herein. The novel benzisoxazole sulfonamide derivatives are useful in the treatment of abnormal cell growth, such as cancer, in patients. Additional embodiments relate to pharmaceutical compositions containing the compounds and to methods of using the compounds and compositions in the treatment of abnormal cell growth in patients.
    Type: Application
    Filed: June 16, 2020
    Publication date: December 24, 2020
    Inventors: Ylva Elisabet Bergman Bozikis, Oleg Brodsky, Michelle Ang Camerino, Samantha Elizabeth Greasley, Robert Louis Hoffman, Robert Arnold Kumpf, Pei-Pei Kung, Paul Francis Richardson, Paul Anthony Stupple, Scott Channing Sutton
  • CDK2/4/6 Inhibitors
    Publication number: 20200392142
    Abstract: This invention relates to compounds of general Formula (1) and pharmaceutically acceptable salts thereof, in which R1, R2, R2A, R2B, R3, R4, R5A, R5B, R6, R7, R8, R9, p, q and r are as defined herein, to pharmaceutical compositions comprising such compounds and salts, and to methods of using such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer.
    Type: Application
    Filed: August 27, 2020
    Publication date: December 17, 2020
    Applicant: Pfizer Inc.
    Inventors: Douglas Carl Behenna, Ping Chen, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Mehran Jalaie, Asako Nagata, Sajiv Krishnan Nair, Sacha Ninkovic, Martha Alicia Ornelas, Cynthia Louise Palmer, Eugene Yuanjin Rui
  • CDK2/4/6 inhibitors
    Patent number: 10800783
    Abstract: This invention relates to compounds of general Formula (I) and pharmaceutically acceptable salts thereof, in which R1, R2, R2A, R2B, R3, R4, R5A, R5B, R6, R7, R8, R9, p, q and r are as defined herein, to pharmaceutical compositions comprising such compounds and salts, and to methods of using such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: October 13, 2020
    Assignee: Pfizer Inc.
    Inventors: Douglas Carl Behenna, Ping Chen, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Mehran Jalaie, Asako Nagata, Sajiv Krishnan Nair, Sacha Ninkovic, Martha Alicia Ornelas, Cynthia Louise Palmer, Eugene Yuanjin Rui
  • CDK2 INHIBITORS
    Publication number: 20200247784
    Abstract: This invention relates to compounds of Formula (I) and enantiomers thereof, and to pharmaceutically acceptable salts of Formula (I) and said enantiomers, wherein R1, R2 and R3 are as defined herein. The invention further relates to pharmaceutical compositions comprising such compounds and salts, and to methods and uses of such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer, in a subject in need thereof.
    Type: Application
    Filed: January 28, 2020
    Publication date: August 6, 2020
    Applicant: Pfizer Inc.
    Inventors: Douglas Carl Behenna, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Asako Nagata, Sacha Ninkovic, Scott Channing Sutton
  • Cycloalkyl-linked diheterocycle derivatives
    Patent number: 10676471
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts thereof, wherein A, L, D, R1-R15, w, x, y, and z are defined herein. The novel cycloalkyl-linked diheterocycle derivatives that are useful in the treatment of abnormal cell growth, such as cancer, in mammals. The present invention also relates to pharmaceutical compositions containing the compounds and to methods of using the compounds and compositions in the treatment of abnormal cell growth in mammals.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: June 9, 2020
    Assignee: Pfizer Inc.
    Inventors: Aaron Craig Burns, Michael Raymond Collins, Samantha Elizabeth Greasley, Robert Louis Hoffman, Peter Qinhua Huang, Robert Steven Kania, Pei-Pei Kung, Maria Angelica Linton, Lakshmi Sourirajan Narasimhan, Paul Francis Richardson, Daniel Tyler Richter, Graham Smith
  • Cycloalkyl-Linked Diheterocycle Derivatives
    Publication number: 20190270737
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts thereof, wherein A, L, D, R1-R15, w, x, y, and z are defined herein. The novel cycloalkyl-linked diheterocycle derivatives that are useful in the treatment of abnormal cell growth, such as cancer, in mammals. The present invention also relates to pharmaceutical compositions containing the compounds and to methods of using the compounds and compositions in the treatment of abnormal cell growth in mammals.
    Type: Application
    Filed: May 20, 2019
    Publication date: September 5, 2019
    Applicant: Pfizer Inc.
    Inventors: Aaron Craig Burns, Michael Raymond Collins, Samantha Elizabeth Greasley, Robert Louis Hoffman, Peter Qinhua Huang, Robert Steven Kania, Pei-Pei Kung, Maria Angelica Linton, Lakshmi Sourirajan Narasimhan, Paul Francis Richardson, Daniel Tyler Richter, Graham Smith
  • CDK2/4/6 Inhibitors
    Publication number: 20190135817
    Abstract: This invention relates to compounds of general Formula (I) and pharmaceutically acceptable salts thereof, in which R1, R2 , R2A , R2B, R3, R4, R5A, R5B, R6, R7, R8, R9, p, q and r are as defined herein, to pharmaceutical compositions comprising such compounds and salts, and to methods of using such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer.
    Type: Application
    Filed: January 17, 2019
    Publication date: May 9, 2019
    Applicant: Pfizer Inc.
    Inventors: Douglas Carl Behenna, Ping Chen, Kevin Daniel Freeman-Cook, Robert Louis Hoffman, Mehran Jalaie, Asako Nagata, Sajiv Krishnan Nair, Sacha Ninkovic, Martha Alicia Ornelas, Cynthia Louise Palmer, Eugene Yuanjin Rui