Patents by Inventor Nandini Chaturbhai Patel

Nandini Chaturbhai Patel 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: 20230146535
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents A, R1, R2, R3a, R3b, R4a, R4b and n are as defined herein. The inventions also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds and methods of preparing the compounds.
    Type: Application
    Filed: October 12, 2022
    Publication date: May 11, 2023
    Applicant: PFIZER INC.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Ramalakshmi Yegna Chandrasekaran
  • Publication number: 20230002386
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents A, R1, R2, R3a, R3b, R4a, R4b and n are as defined herein. The inventions also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds and methods of preparing the compounds.
    Type: Application
    Filed: August 12, 2022
    Publication date: January 5, 2023
    Applicant: PFIZER INC.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Ramalakshmi Yegna Chandrasekaran
  • Patent number: 11472805
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents A, R1, R2, R3a, R3b, R4a, R4b and n are as defined herein. The inventions also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds and methods of preparing the compounds.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: October 18, 2022
    Assignee: PFIZER, INC.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Ramalakshmi Yegna Chandrasekaran
  • Patent number: 11390623
    Abstract: The present invention provides compounds of Formula (I): and pharmaceutically acceptable salts thereof wherein the variables R1, R2, R3, R4, R5, a and A are as defined herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds or salts, and their uses for treating D3-mediated (or D3-associated) disorders including, e.g., substance addiction, substance abuse, schizophrenia (e.g., its cognitive symptoms), cognitive impairment (e.g., cognitive impairment associated with schizophrenia, AD or PD), Parkinson's disease, mania, anxiety, impulse control disorders, sexual disorders and depression.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: July 19, 2022
    Assignee: PFIZER INC.
    Inventors: Thomas Allen Chappie, Jaclyn Louise Henderson, Joseph Michael Young, Travis T. Wager, Bethany Lyn Kormos, Nandini Chaturbhai Patel, Simone Sciabola, Jamison Bryce Tuttle, Patrick Robert Verhoest, Joseph Walter Tucker
  • Patent number: 10738063
    Abstract: The present invention is directed to PDE4B inhibitors of Formula I: (I) or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R2, R3, and R4 are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: August 11, 2020
    Assignee: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Matthew Merrill Hayward
  • Patent number: 10669279
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R3, R6, R7, and b are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: June 2, 2020
    Assignee: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Matthew Merrill Hayward, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Joseph Michael Young, Patrick Robert Verhoest
  • Publication number: 20200157098
    Abstract: The present invention provides compounds of Formula (I): and pharmaceutically acceptable salts thereof wherein the variables R1, R2, R3, R4, R5, a and A are as defined herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds or salts, and their uses for treating D3-mediated (or D3-associated) disorders including, e.g., substance addiction, substance abuse, schizophrenia (e.g., its cognitive symptoms), cognitive impairment (e.g., cognitive impairment associated with schizophrenia, AD or PD), Parkinson's disease, mania, anxiety, impulse control disorders, sexual disorders and depression.
    Type: Application
    Filed: January 23, 2020
    Publication date: May 21, 2020
    Inventors: Thomas Allen Chappie, Jaclyn Louise Henderson, Joseph Michael Young, Travis T. Wager, Bethany Lyn Kormos, Nandini Chaturbhai Patel, Simone Sciabola, Jamison Bryce Tuttle, Patrick Robert Verhoest, Joseph Walter Tucker
  • Patent number: 10590128
    Abstract: The present invention provides compounds of Formula (I): and pharmaceutically acceptable salts thereof wherein the variables R1, R2, R3, R4, R5, a and A are as defined herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds or salts, and their uses for treating D3-mediated (or D3-associated) disorders including, e.g., substance addiction, substance abuse, schizophrenia (e.g., its cognitive symptoms), cognitive impairment (e.g., cognitive impairment associated with schizophrenia, AD or PD), Parkinson's disease, mania, anxiety, impulse control disorders, sexual disorders and depression.
    Type: Grant
    Filed: January 9, 2017
    Date of Patent: March 17, 2020
    Assignee: Pfizer, Inc.
    Inventors: Thomas Allen Chappie, Jaclyn Louise Henderson, Joseph Michael Young, Travis T. Wager, Bethany Lyn Kormos, Nandini Chaturbhai Patel, Simone Sciabola, Jamison Bryce Tuttle, Patrick Robert Verhoest, Joseph Walter Tucker
  • Publication number: 20190322674
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R3, R6, R7, and b are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.
    Type: Application
    Filed: June 27, 2019
    Publication date: October 24, 2019
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Matthew Merrill Hayward, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Joseph Michael Young, Patrick Robert Verhoest
  • Publication number: 20190300546
    Abstract: The present invention is directed to PDE4B inhibitors of Formula I: (I) or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R2, R3, and R4 are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.
    Type: Application
    Filed: May 31, 2019
    Publication date: October 3, 2019
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Matthew Merrill Hayward
  • Publication number: 20190263816
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents A, R1, R2, R3a, R3b, R4a, R4b and n are as defined herein. The inventions also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds and methods of preparing the compounds.
    Type: Application
    Filed: June 9, 2016
    Publication date: August 29, 2019
    Applicant: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Ramalakshmi Yegna Chandrasekaran
  • Patent number: 10323042
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R2, R3, and R4 are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: June 18, 2019
    Assignee: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Matthew Merrill Hayward
  • Publication number: 20190055262
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R2, R3, and R4 are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.
    Type: Application
    Filed: February 15, 2017
    Publication date: February 21, 2019
    Applicant: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Matthew Merrill Hayward
  • Publication number: 20190047997
    Abstract: The present invention provides compounds of Formula (I): and pharmaceutically acceptable salts thereof wherein the variables R1, R2, R3, R4, R5, a and A are as defined herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds or salts, and their uses for treating D3-mediated (or D3-associated) disorders including, e.g., substance addiction, substance abuse, schizophrenia (e.g., its cognitive symptoms), cognitive impairment (e.g., cognitive impairment associated with schizophrenia, AD or PD), Parkinson's disease, mania, anxiety, impulse control disorders, sexual disorders and depression.
    Type: Application
    Filed: January 9, 2017
    Publication date: February 14, 2019
    Applicant: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Jaclyn Louise Henderson, Joseph Michael Young, Travis T. Wager, Bethany Lyn Kormos, Nandini Chaturbhai Patel, Simone Sciabola, Jamison Bryce Tuttle, Patrick Robert Verhoest, Joseph Walter Tucker
  • Publication number: 20180346475
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R3, R6, R7, and b are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.
    Type: Application
    Filed: August 7, 2018
    Publication date: December 6, 2018
    Applicant: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Matthew Merrill Hayward, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Joseph Michael Young, Patrick Robert Verhoest
  • Patent number: 10131669
    Abstract: The present invention is directed to pyrazolopyrimine compounds or pharmaceutically acceptable salts which are inhibitors of PDE4 isozymes, especially with a binding affinity for PDE4B isoform, and compositions thereof.
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: November 20, 2018
    Assignee: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Patrick Robert Verhoest, Nandini Chaturbhai Patel, Matthew Merrill Hayward, Christopher John Helal, Simone Sciabola, Travis T. Wager, Erik Alphie LaChapelle, Joseph Michael Young
  • Patent number: 10077269
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R3, R6, R7, and b are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: September 18, 2018
    Assignee: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Matthew Merrill Hayward, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Joseph Michael Young, Patrick Robert Verhoest
  • Patent number: 9815832
    Abstract: The present invention is directed to compounds of formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents are as defined herein.
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: November 14, 2017
    Assignee: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Patrick Robert Verhoest, Nandini Chaturbhai Patel, Matthew Merrill Hayward
  • Patent number: 9751877
    Abstract: Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Grant
    Filed: October 7, 2015
    Date of Patent: September 5, 2017
    Assignee: PFIZER INC.
    Inventors: Martin Youngjin Pettersson, Douglas Scott Johnson, Chakrapani Subramanyam, Christopher John O'Donnell, Christopher William am Ende, Michael Eric Green, Nandini Chaturbhai Patel, Cory Michael Stiff, Tuan Phong Tran, Gregory Wayne Kauffman, Antonia Friederike Stepan, Patrick Robert Verhoest
  • Publication number: 20170204099
    Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents A, R1, R3, and b are as defined herein. The inventions also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds and methods of preparing the compounds.
    Type: Application
    Filed: July 10, 2015
    Publication date: July 20, 2017
    Applicant: Pfizer Inc.
    Inventors: Thomas Allen Chappie, Patrick Robert Verhoest, Nandini Chaturbhai Patel, Matthew Merrill Hayward, Christopher John Helal, Simone Sciabola, Travis T. Wager, Erik Alphie LaChapelle, Joseph Michael Young