Patents by Inventor Meihua Tu

Meihua Tu 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: 20200148669
    Abstract: Provided herein are substituted 3-azabicyclo[3.1.0]hexanes as ketohexokinase inhibitors, processes to make said compounds, and methods comprising administering said compounds to a mammal in need thereof.
    Type: Application
    Filed: January 16, 2020
    Publication date: May 14, 2020
    Applicant: Pfizer Inc.
    Inventors: Matthew Dowling, Dilinie Fernando, Kentaro Futatsugi, Kim Huard, Thomas Victor Magee, Brian Raymer, Andre Shavnya, Aaron Smith, Benjamin Thuma, Andy Tsai, Meihua Tu
  • Publication number: 20190106412
    Abstract: Provided herein are substituted 3-azabicyclo[3.1.0]hexanes as ketohexokinase inhibitors, processes to make said compounds, and methods comprising administering said compounds to a mammal in need thereof.
    Type: Application
    Filed: December 6, 2018
    Publication date: April 11, 2019
    Applicant: Pfizer Inc.
    Inventors: Matthew Dowling, Dilinie Fernando, Kentaro Futatsugi, Kim Huard, Thomas Victor Magee, Brian Raymer, Andre Shavnya, Aaron Smith, Benjamin Thuma, Andy Tsai, Meihua Tu
  • Patent number: 10174007
    Abstract: Provided herein are substituted 3-azabicyclo[3.1.0]hexanes as ketohexokinase inhibitors, processes to make said compounds, and methods comprising administering said compounds to a mammal in need thereof.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: January 8, 2019
    Assignee: Pfizer Inc.
    Inventors: Matthew Dowling, Dilinie Fernando, Kentaro Futatsugi, Kim Huard, Thomas Victor Magee, Brian Raymer, Andre Shavnya, Aaron Smith, Benjamin Thuma, Andy Tsai, Meihua Tu
  • Publication number: 20180037575
    Abstract: Provided herein are substituted 3-azabicyclo[3.1.0]hexanes as ketohexokinase inhibitors, processes to make said compounds, and methods comprising administering said compounds to a mammal in need thereof.
    Type: Application
    Filed: October 11, 2017
    Publication date: February 8, 2018
    Inventors: Matthew Dowling, Dilinie Fernando, Kentaro Futatsugi, Kim Huard, Thomas Victor Magee, Brian Raymer, Andre Shavnya, Aaron Smith, Benjamin Thuma, Andy Tsai, Meihua Tu
  • Patent number: 9809579
    Abstract: Provided herein are substituted 3-azabicyclo[3.1.0]hexanes as ketohexokinase inhibitors, processes to make said compounds, and methods comprising administering said compounds to a mammal in need thereof.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: November 7, 2017
    Assignee: Pfizer Inc.
    Inventors: Matthew Dowling, Dilinie Fernando, Kentaro Futatsugi, Kim Huard, Thomas Victor Magee, Brian Raymer, Andre Shavnya, Aaron Smith, Benjamin Thuma, Andy Tsai, Meihua Tu
  • Publication number: 20170183328
    Abstract: Provided herein are substituted 3-azabicyclo[3.1.0]hexanes as ketohexokinase inhibitors, processes to make said compounds, and methods comprising administering said compounds to a mammal in need thereof.
    Type: Application
    Filed: December 16, 2016
    Publication date: June 29, 2017
    Inventors: Matthew Dowling, Dilinie Fernando, Kentaro Futatsugi, Kim Huard, Thomas Victor Magee, Brian Raymer, Andre Shavnya, Aaron Smith, Benjamin Thuma, Andy Tsai, Meihua Tu
  • Publication number: 20150353508
    Abstract: The present invention provides a compound of Formula I or a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, A1, A2, A3, B1, B2, B3 and B4 are as defined herein. The compounds of Formula I have been found to act as glucagon antagonists or inverse agonists. Consequently, the compounds of Formula I and the pharmaceutical compositions thereof are useful for the treatment of diseases, disorders, or conditions mediated by glucagon.
    Type: Application
    Filed: August 19, 2015
    Publication date: December 10, 2015
    Applicant: PFIZER INC.
    Inventors: Mary Didiuk, Kevin J. Filipski, Angel Guzman-Perez, Esther C. Lee, Jeffrey A. Pfefferkorn, Benjamin Stevens, Meihua Tu
  • Patent number: 9139538
    Abstract: The present invention provides a compound of Formula I or a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, A1, A2, A3, B1, B2, B3 and B4 are as defined herein. The compounds of Formula I have been found to act as glucagon antagonists or inverse agonists. Consequently, the compounds of Formula I and the pharmaceutical compositions thereof are useful for the treatment of diseases, disorders, or conditions mediated by glucagon.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: September 22, 2015
    Assignee: Pfizer Inc.
    Inventors: Mary Didiuk, Kevin J. Filipski, Angel Guzman-Perez, Esther C. Lee, Jeffrey A. Pfefferkorn, Benjamin Stevens, Meihua Tu
  • Publication number: 20150099882
    Abstract: The present invention provides a compound of Formula I or a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, A1, A2, A3, B1, B2, B3 and B4 are as defined herein. The compounds of Formula I have been found to act as glucagon antagonists or inverse agonists. Consequently, the compounds of Formula I and the pharmaceutical compositions thereof are useful for the treatment of diseases, disorders, or conditions mediated by glucagon.
    Type: Application
    Filed: December 9, 2014
    Publication date: April 9, 2015
    Applicant: Pfizer Inc.
    Inventors: Mary Didiuk, Kevin J. Filipski, Angel Guzman-Perez, Esther C. Lee, Jeffrey A. Pfefferkorn, Benjamin Stevens, Meihua Tu
  • Publication number: 20150038484
    Abstract: The present invention relates to indole and indazole compounds of Formula (I) that activate 5? adenosine monophosphate-activated protein kinase (AMPK). The invention also encompasses pharmaceutical compositions containing these compounds and methods for treating or preventing diseases, conditions, or disorders ameliorated by activation of AMPK.
    Type: Application
    Filed: October 20, 2014
    Publication date: February 5, 2015
    Applicant: PFIZER INC.
    Inventors: Samit Bhattacharya, Kimberly Cameron, Matthew Dowling, Dilinie Fernando, David Ebner, Kevin Filipski, Daniel Kung, Esther Lee, Aaron Smith, Meihua Tu
  • Patent number: 8927577
    Abstract: The present invention provides a compound of Formula I or a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, A1, A2, A3, B1, B2, B3 and B4 are as defined herein. The compounds of Formula I have been found to act as glucagon antagonists or inverse agonists. Consequently, the compounds of Formula I and the pharmaceutical compositions thereof are useful for the treatment of diseases, disorders, or conditions mediated by glucagon.
    Type: Grant
    Filed: July 12, 2012
    Date of Patent: January 6, 2015
    Assignee: Pfizer Inc.
    Inventors: Mary Didiuk, Kevin J. Filipski, Angel Guzman-Perez, Esther C. Lee, Jeffrey A. Pfefferkorn, Benjamin Stevens, Meihua Tu
  • Patent number: 8889730
    Abstract: The present invention relates to indole and indazole compounds of Formula (I) that activate 5? adenosine monophosphate-activated protein kinase (AMPK). The invention also encompasses pharmaceutical compositions containing these compounds and methods for treating or preventing diseases, conditions, or disorders ameliorated by activation of AMPK.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: November 18, 2014
    Assignee: Pfizer Inc.
    Inventors: Samit Bhattacharya, Kimberly Cameron, Matthew Dowling, Dilinie Fernando, David Ebner, Kevin Filipski, Daniel Kung, Esther Lee, Aaron Smith, Meihua Tu
  • Publication number: 20140135338
    Abstract: The present invention provides a compound of Formula I or a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, A1, A2, A3, B1, B2, B3 and B4 are as defined herein. The compounds of Formula I have been found to act as glucagon antagonists or inverse agonists. Consequently, the compounds of Formula I and the pharmaceutical compositions thereof are useful for the treatment of diseases, disorders, or conditions mediated by glucagon.
    Type: Application
    Filed: July 12, 2012
    Publication date: May 15, 2014
    Applicant: PFIZER INC.
    Inventors: Mary Didiuk, Kevin J. Filipski, Angel Guzman-Perez, Esther C. Lee, Jeffrey A. Pfefferkorn, Benjamin Stevens, Meihua Tu
  • Publication number: 20130267493
    Abstract: The present invention relates to indole and indazole compounds of Formula (I) that activate 5? adenosine monophosphate-activated protein kinase (AMPK). The invention also encompasses pharmaceutical compositions containing these compounds and methods for treating or preventing diseases, conditions, or disorders ameliorated by activation of AMPK.
    Type: Application
    Filed: March 15, 2013
    Publication date: October 10, 2013
    Applicant: PFIZER INC.
    Inventors: Samit Bhattacharya, Kimberly Cameron, Matthew Dowling, Dilinie Fernando, David Ebner, Kevin Filipski, Daniel Kung, Esther Lee, Aaron Smith, Meihua Tu
  • Publication number: 20110319379
    Abstract: The present invention provides a compound of Formula (I) or a pharmaceutically acceptable salt thereof wherein R1, R4, R6, X, Y and Z are as defined herein. The compounds of Formula (I) have been found to act as glucokinase activators. Consequently, the compounds of Formula (I) and the pharmaceutical compositions thereof are useful for the treatment of diseases, disorders, or conditions mediated by glucokinase.
    Type: Application
    Filed: March 4, 2010
    Publication date: December 29, 2011
    Inventors: Jeffrey W. Corbett, Angel Guzman-Perez, Jeffrey A. Pfefferkorn, Meihua Tu