Patents by Inventor Jufang Barkalow

Jufang Barkalow 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).

  • Processes for the preparation of an apoptosis-inducing agent
    Patent number: 9238652
    Abstract: Provided herein is a process for the preparation of an apoptosis-inducing agent, and chemical intermediates thereof. Also provided herein are novel chemical intermediates related to the process provided herein.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: January 19, 2016
    Assignee: AbbVie Inc.
    Inventors: Jufang Barkalow, Jean-Christophe Califano, Vincent S. Chan, Alan C. Christesen, Timothy A. Grieme, Yi-Yin Ku, Mathew M. Mulhern, Yu-Ming M. Pu
  • PROCESSES FOR THE PREPARATION OF AN APOPTOSIS-INDUCING AGENT
    Publication number: 20150252042
    Abstract: Provided herein is a process for the preparation of an apoptosis-inducing agent, and chemical intermediates thereof. Also provided herein are novel chemical intermediates related to the process provided herein.
    Type: Application
    Filed: March 4, 2015
    Publication date: September 10, 2015
    Inventors: Jufang Barkalow, Jean-Christophe Califano, Vincent S. Chan, Alan C. Christesen, Timothy A. Grieme, Yi-Yin Ku, Mathew M. Mulhern, Yu-Ming M. Pu
  • Method for the preparation of fluticasone and related 17?-carbothioic esters using a novel carbothioic acid synthesis and novel purification methods
    Patent number: 7214807
    Abstract: This invention discloses a novel method for the conversion of carboxylic acids to carbothioic acids and application of the method to the preparation of androstane carbothiolates, such as fluticasone propionate, which avoids column chromatography.
    Type: Grant
    Filed: May 18, 2004
    Date of Patent: May 8, 2007
    Assignee: Abbott Laboratories
    Inventors: Jufang Barkalow, Steven A. Chamberlin, Arthur J. Cooper, Azad Hossain, John J. Hufnagel, Denton Langridge
  • Method for the preparation of fluticasone and related 17beta-carbothioic esters using a novel carbothioic acid synthesis and novel purification methods
    Publication number: 20040209854
    Abstract: This invention discloses a novel method for the conversion of carboxylic acids to carbothioic acids and application of the method to the preparation of androstane carbothiolates, such as fluticasone propionate, which avoids column chromatography.
    Type: Application
    Filed: May 18, 2004
    Publication date: October 21, 2004
    Inventors: Jufang Barkalow, Steven A. Chamberlin, Arthur J. Cooper, Azad Hossain, John J. Hufnagel, Denton Langridge
  • Method for the preparation of fluticasone and related 17beta-carbothioic esters using a novel carbothioic acid synthesis and novel purification methods
    Publication number: 20020133032
    Abstract: This invention discloses a novel method for the conversion of carboxylic acids to carbothioic acids and application of the method to the preparation of androstane carbothiolates, such as fluticasone propionate, which avoids column chromatography.
    Type: Application
    Filed: February 25, 2000
    Publication date: September 19, 2002
    Inventors: Jufang Barkalow, Steven A. Chamberlin, Arthur J. Cooper, Azad Hossain, John J. Hufnagel, Denton Langridge