Patents by Inventor Ting-Zhong Wang

Ting-Zhong Wang 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).

  • Synthesis of pyrrolidine compounds
    Patent number: 9469609
    Abstract: Provided are methods for the preparation of certain substituted pyrrolidine compounds, forms of (2S,4R)-1-(2-aminoacetyl)-4-benzamidopyrrolidine-2-carboxylic acid hydrochloride, and methods for preparing and using these forms.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: October 18, 2016
    Assignee: Zealand Pharma A/S
    Inventors: Asaf R. Alimardanov, Lalitha Krishnan, Maotang Zhou, Ting-Zhong Wang, Jianxin Ren, John Leo Considine, Charles C. Wu, Jason Brazzillo, Panolil Raveendranath, Karen Sutherland, Mahmoud Mirmehrabi, Subodh S. Deshmukh
  • SYNTHESIS OF PYRROLIDINE COMPOUNDS
    Publication number: 20150322007
    Abstract: Provided are methods for the preparation of certain substituted pyrrolidine compounds, forms of (2S,4R)-1-(2-aminoacetyl)-4-benzamidopyrrolidine-2-carboxylic acid hydrochloride, and methods for preparing and using these forms.
    Type: Application
    Filed: December 16, 2014
    Publication date: November 12, 2015
    Inventors: Asaf R. ALIMARDANOV, Lalitha Krishnan, Maotang Zhou, Ting-Zhong Wang, Jianxin Ren, John Leo Considine, Charles C. Wu, Jason Brazzillo, Panolil Raveendranath, Karen Sutherland, Mahmoud Mirmehrabi, Subodh S. Deshmukh
  • Synthesis of pyrrolidine compounds
    Patent number: 8927590
    Abstract: Provided are methods for the preparation of certain substituted pyrrolidine compounds, forms of (2S,4R)-1-(2-aminoacetyl)-4-benzamidopyrrolidine-2-carboxylic acid hydrochloride, and methods for preparing and using these forms.
    Type: Grant
    Filed: August 23, 2012
    Date of Patent: January 6, 2015
    Assignee: Zealand Pharma A/S
    Inventors: Asaf R. Alimardanov, Lalitha Krishnan, Maotang Zhou, Ting-Zhong Wang, Jianxin Ren, John Leo Considine, Charles C. Wu, Jason Brazzillo, Panolil Raveendranath, Karen Sutherland, Mahmoud Mirmehrabi, Subodh S. Deshmukh, Girija Raveendranath, Vijay Raveendranath, Sanjay Raveendranath
  • SYNTHESIS OF PYRROLIDINE COMPOUNDS
    Publication number: 20130053344
    Abstract: Provided are methods for the preparation of certain substituted pyrrolidine compounds, forms of (2S,4R)-1-(2-aminoacetyl)-4-benzamidopyrrolidine-2-carboxylic acid hydrochloride, and methods for preparing and using these forms.
    Type: Application
    Filed: August 23, 2012
    Publication date: February 28, 2013
    Applicant: Zealand Pharma A/S
    Inventors: Asaf R. Alimardanov, Lalitha Krishnan, Maotang Zhou, Ting-Zhong Wang, Jianxin Ren, John Leo Considine, Charles C. Wu, Jason Brazzillo, Girija Raveendranath, Vijay Raveendranath, Sanjay Raveendranath, Karen Sutherland, Mahmoud Mirmehrabi, Subodh S. Deshmukh
  • SYNTHESIS OF PYRROLIDINE COMPOUNDS
    Publication number: 20100249207
    Abstract: Provided are methods for the preparation of certain substituted pyrrolidine compounds, forms of (2S,4R)-1-(2-aminoacetyl)-4-benzamidopyrrolidine-2-carboxylic acid hydrochloride, and methods for preparing and using these forms.
    Type: Application
    Filed: January 19, 2010
    Publication date: September 30, 2010
    Applicant: Wyeth LLC
    Inventors: Asaf R. Alimardanov, Lalitha Krishnan, Maotang Zhou, Ting-Zhong Wang, Jianxin Ren, John Leo Considine, Charles C. Wu, Jason Brazzillo, Panolil Raveendranath, Karen Sutherland, Mahmoud Mirmehrabi, Subodh S. Deshmukh, Girija Raveendranath, Vijay Raveendranath, Sanjay Raveendranath
  • Synthesis of pyrrolidine compounds
    Publication number: 20080188545
    Abstract: Provided are methods for the preparation of certain substituted pyrrolidine compounds, forms of (2S,4R)-1-(2-aminoacetyl)-4-benzamidopyrrolidine-2-carboxylic acid hydrochloride, and methods for preparing and using these forms.
    Type: Application
    Filed: December 20, 2007
    Publication date: August 7, 2008
    Inventors: Asaf R. Alimardanov, Lalitha Krishnan, Maotang Zhou, Ting-Zhong Wang, Jianxin Ren, John Leo Considine, Charles C. Wu, Jason Brazzillo, Panolil Raveendranath, Girija Raveendranath, Vijay Raveendranath, Sanjay Raveeendranath, Karen Sutherland, Mahmoud Mirmehrabi, Subodh S. Deshmukh
  • Method for preparing hydroxamic acids
    Patent number: 7179911
    Abstract: Processes for using a compound of formula III: to make compounds of formulae I and II: and processes for making the compound of formula III, where R1-5 and J are as defined herein.
    Type: Grant
    Filed: June 7, 2005
    Date of Patent: February 20, 2007
    Assignee: Wyeth
    Inventors: Ting-Zhong Wang, Lalitha Krishnan, Joseph Zeldis, Jeremy I. Levin, Jean Schmid, Mellard Jennings, Huan-Qiu Li, Zhixin Wen
  • Method for preparing hydroxamic acids
    Publication number: 20050272928
    Abstract: Processes for using a compound of formula III: to make compounds of formulae I and II: and processes for making the compound of formula III, where R1-5 and J are as defined herein.
    Type: Application
    Filed: June 7, 2005
    Publication date: December 8, 2005
    Applicant: Wyeth
    Inventors: Ting-Zhong Wang, Lalitha Krishnan, Joseph Zeldis, Jeremy Levin, Jean Schmid, Mellard Jennings, Huan-Qiu Li, Zhixin Wen
  • Glycopeptide antibiotics
    Patent number: 6914045
    Abstract: The invention provides compounds of formula Wherein R1, R2, R3, R4, R5, R6a, R6b, R6c, R6d, R6e and R7 are defined in the specification. These compounds are useful as antibiotic agents.
    Type: Grant
    Filed: April 25, 2002
    Date of Patent: July 5, 2005
    Assignee: Wyeth Holdings Corporation
    Inventors: Darren Robert Abbanat, Valerie Sue Bernan, Russell George Dushin, Michael Greenstein, Haiyin He, Stanley Albert Lang, Howard Newman, Subas Sakya, Phaik-Eng Sum, Alan Gordon Sutherland, Ting-Zhong Wang, Jason Arnold Lotvin, Mark Edward Ruppen, Arthur Emergy Bailey, Ping Cai, Bo Shen, Fangming Kong
  • Glycopeptide antibiotics
    Publication number: 20030087812
    Abstract: The invention provides compounds of formula 1
    Type: Application
    Filed: April 25, 2002
    Publication date: May 8, 2003
    Applicant: American Cyanamid Company
    Inventors: Darren Robert Abbanat, Valerie Sue Bernan, Russell George Dushin, Michael Greenstein, Haiyin He, Stanley Albert Lang, Howard Newman, Subas Sakya, Phaik-Eng Sum, Alan Gordon Sutherland, Ting-Zhong Wang, Jason Arnold Lotvin, Mark Edward Ruppen, Arthur Emery Bailey, Ping Cai, Bo Shen, Fangming Kong