Patents by Inventor Brian S. Gerstenberger

Brian S. Gerstenberger 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: 11197867
    Abstract: A compound compound having the structure: or a pharmaceutically acceptable salt thereof, wherein X is N or CR, where R is hydrogen, deuterium, C1-C4 alkyl, C1-C4 alkoxy, C3-C6 cycloalkyl, aryl, heteroaryl, aryl(C1-C6 alkyl), CN, amino, alkylamino, dialkylamino, CF3, or hydroxyl; A is selected from the group consisting of a bond, C?O, —SO2—, —(C?O)NR0—, and —(CRaRb)q—, where R0 is H or C1-C4 alkyl, and Ra and Rb are independently hydrogen, deuterium, C1-C6 alkyl, C3-C6 cycloalkyl, aryl, aryl(C1-C6 alkyl), heteroaryl, (C1-C6 alkyl)heteroaryl, etc.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: December 14, 2021
    Assignee: Pfizer Inc.
    Inventors: Andrew Fensome, Ariamala Gopalsamy, Brian S. Gerstenberger, Ivan Viktorovich Efremov, Zhao-Kui Wan, Betsy Pierce, Jean-Baptiste Telliez, John I. Trujillo, Liying Zhang, Li Xing, Eddine Saiah
  • Publication number: 20210377495
    Abstract: Methods of treatment as Janus Kinase inhibitors containing the compound of the invention having the structure: or a pharmaceutically acceptable salt thereof, wherein X is N; A is selected from the group consisting of a bond and C?O; R1 is C3-C6 cycloalkyl, wherein said cycloalkyl is further optionally substituted with one or more halo; R2 is hydrogen; R3 is hydrogen; R4 is monocyclic heteroaryl wherein said heteroaryl is optionally substituted with one or more C1-C6 alkyl; and, R5 is hydrogen; and, j is 0 or 1.
    Type: Application
    Filed: August 6, 2021
    Publication date: December 2, 2021
    Applicant: Pfizer Inc.
    Inventors: Andrew FENSOME, Ariamala GOPALSAMY, Brian S. GERSTENBERGER, Ivan Viktorovich EFREMOV, Zhao-Kui WAN, Betsy PIERCE, Jean-Baptiste TELLIEZ, John I. TRUJILLO, Liying ZHANG, Li XING, Eddine SAIAH
  • Patent number: 10980815
    Abstract: A compound having the structure: or an acceptable salt thereof, wherein X is N or CR, where R is hydrogen, alkyl, etc.; A is selected from the group consisting of a bond, C?O, —SO2—, etc.; A? is selected from the group consisting of a bond, C?O, etc.; Z is —(CH2)h— or a bond, etc.; R1 and R1? are independently selected from the group consisting of hydrogen, alkyl, etc.; R2 is selected from hydrogen, alkyl, etc.; R3 is selected from the group consisting of hydrogen, and amino; R4 is monocyclic or bicyclic, etc.; R5 is independently selected from hydrogen, alkyl, etc.; h, j, k, m, n and q are integers as 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 with other therapeutic agents.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: April 20, 2021
    Assignee: Pfizer Inc.
    Inventors: Andrew Fensome, Ariamala Gopalsamy, Brian S. Gerstenberger, Ivan Viktorovich Efremov, Zhao-Kui Wan, Betsy Pierce, Jean-Baptiste Telliez, John I. Trujillo, Liying Zhang, Li Xing, Eddine Saiah
  • Publication number: 20200330477
    Abstract: A compound compound having the structure: or a pharmaceutically acceptable salt thereof, wherein X is N or CR, where R is hydrogen, deuterium, C1-C4 alkyl, C1-C4 alkoxy, C3-C6 cycloalkyl, aryl, heteroaryl, aryl(C1-C6 alkyl), CN, amino, alkylamino, dialkylamino, CF3, or hydroxyl; A is selected from the group consisting of a bond, C?O, —SO2—, —(C?O)NR0—, and —(CRaRb)q—, where R0 is H or C1-C4 alkyl, and Ra and Rb are independently hydrogen, deuterium, C1-C6 alkyl, C3-C6 cycloalkyl, aryl, aryl(C1-C6 alkyl), heteroaryl, (C1-C6 alkyl)heteroaryl, etc.
    Type: Application
    Filed: July 2, 2020
    Publication date: October 22, 2020
    Applicant: Pfizer Inc.
    Inventors: Andrew FENSOME, Ariamala GOPALSAMY, Brian S. GERSTENBERGER, Ivan Viktorovich EFREMOV, Zhao-Kui WAN, Betsy PIERCE, Jean-Baptiste TELLIEZ, John I. TRUJILLO, Liying ZHANG, Li XING, Eddine SAIAH
  • Publication number: 20200038409
    Abstract: A compound having the structure: or a pharmaceutically acceptable salt thereof, wherein X is N or CR, where R is hydrogen, deuterium, C1-C4 alkyl, C1-C4 alkoxy, C3-C6 cycloalkyl, aryl, heteroaryl, aryl(C1-C6 alkyl), CN, amino, alkylamino, dialkylamino, CF3, or hydroxyl; A is selected from the group consisting of a bond, C?O, —SO2—, —(C?O)NR0—, and —(CRaRb)q—, where R0 is H or C1-C4 alkyl, and Ra and Rb are independently hydrogen, deuterium, C1-C6 alkyl, C3-C6 cycloalkyl, aryl, aryl(C1-C6 alkyl), heteroaryl, (C1-C6 alkyl)heteroaryl, etc.
    Type: Application
    Filed: September 24, 2019
    Publication date: February 6, 2020
    Applicant: Pfizer Inc.
    Inventors: Andrew FENSOME, Ariamala GOPALSAMY, Brian S. GERSTENBERGER, Ivan Viktorovich EFREMOV, Zhao-Kui WAN, Betsy PIERCE, Jean-Baptiste TELLIEZ, John I. TRUJILLO, Liying ZHANG, Li XING, Eddine SAIAH
  • Patent number: 10463675
    Abstract: A compound having the structure: or an acceptable salt thereof, wherein X is N or CR, where R is hydrogen, alkyl, etc.; A is selected from the group consisting of a bond, C?O, —SO2—, etc.; A? is selected from the group consisting of a bond, C?O, etc.; Z is —(CH2)h— or a bond, etc.; R1 and R1? are independently selected from the group consisting of hydrogen, alkyl, etc.; R2 is selected from hydrogen, alkyl, etc.; R3 is selected from the group consisting of hydrogen, and amino; R4 is monocyclic or bicyclic, etc.; R5 is independently selected from hydrogen, alkyl, etc.; h, j, k, m, n and q are integers as 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 with other therapeutic agents.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: November 5, 2019
    Assignee: Pfizer Inc.
    Inventors: Andrew Fensome, Ariamala Gopalsamy, Brian S. Gerstenberger, Ivan Viktorovich Efremov, Zhao-Kui Wan, Betsy Pierce, Jean-Baptiste Telliez, John I. Trujillo, Liying Zhang, Li Xing, Eddine Saiah
  • Publication number: 20170239264
    Abstract: A compound having the structure: or a pharmaceutically acceptable salt thereof, wherein X is N or CR, where R is hydrogen, deuterium, C1-C4 alkyl, C1-C4 alkoxy, C3-C6 cycloalkyl, aryl, heteroaryl, aryl(C1-C6 alkyl), CN, amino, alkylamino, dialkylamino, CF3, or hydroxyl; A is selected from the group consisting of a bond, C?O, —SO2—, —(C?O)NR0—, and —(CRaRb)q—, where R0 is H or C1-C4 alkyl, and Ra and Rb are independently hydrogen, deuterium, C1-C6 alkyl, C3-C6 cycloalkyl, aryl, aryl(C1-C6 alkyl), heteroaryl, (C1-C6 alkyl)heteroaryl, etc.
    Type: Application
    Filed: May 3, 2017
    Publication date: August 24, 2017
    Applicant: Pfizer Inc.
    Inventors: Andrew FENSOME, Ariamala GOPALSAMY, Brian S. GERSTENBERGER, Ivan Viktorovich EFREMOV, Zhao-Kui WAN, Betsy PIERCE, Jean-Baptiste TELLIEZ, John I. TRUJILLO, Liying ZHANG, Li XING, Eddine SAIAH
  • Patent number: 9663526
    Abstract: A compound having the structure: or an acceptable salt thereof, wherein X is N or CR, where R is hydrogen, alkyl, etc.; A is selected from the group consisting of a bond, C?O, —SO2—, etc.; A? is selected from the group consisting of a bond, C?O, etc.; Z is —(CH2)h— or a bond, etc.; R1 and R1? are independently selected from the group consisting of hydrogen, alkyl, etc.; R2 is selected from hydrogen, alkyl, etc.; R3 is selected from the group consisting of hydrogen, and amino; R4 is monocyclic or bicyclic, etc.; R5 is independently selected from hydrogen, alkyl, etc.; h, j, k, m, n and q are integers as 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 with other therapeutic agents.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: May 30, 2017
    Assignee: Pfizer Inc.
    Inventors: Andrew Fensome, Ariamala Gopalsamy, Brian S. Gerstenberger, Ivan Viktorovich Efremov, Zhao-Kui Wan, Betsy Pierce, Jean-Baptiste Telliez, John I. Trujillo, Liying Zhang, Li Xing, Eddine Saiah
  • Publication number: 20160052930
    Abstract: A compound having the structure: or a pharmaceutically acceptable salt thereof, wherein X is N or CR, where R is hydrogen, deuterium, C1-C4 alkyl, C1-C4 alkoxy, C3-C6 cycloalkyl, aryl, heteroaryl, aryl(C1-C6 alkyl), CN, amino, alkylamino, dialkylamino, CF3, or hydroxyl; A is selected from the group consisting of a bond, C?O, —SO2—, —(C?O)NR0—, and —(CRaRb)q—, where R0 is H or C1-C4 alkyl, and Ra and Rb are independently hydrogen, deuterium, C1-C6 alkyl, C3-C6 cycloalkyl, aryl, aryl(C1-C6 alkyl), heteroaryl, (C1-C6 alkyl)heteroaryl, etc.
    Type: Application
    Filed: August 19, 2015
    Publication date: February 25, 2016
    Applicant: PFIZER INC.
    Inventors: Andrew Fensome, Ariamala Gopalsamy, Brian S. Gerstenberger, Ivan Viktorovich Efremov, Zhao-Kui Wan, Betsy Pierce, Jean-Baptiste Telliez, John I. Trujillo, Liying Zhang, Li Xing