Patents by Inventor Pingli Liu

Pingli Liu 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).

  • SALTS OF 2-FLUORO-N-METHYL-4-[7-(QUINOLIN-6-YL-METHYL)- IMIDAZO[1,2-B][1,2,4]TRIAZIN-2-YL]BENZAMIDE AND PROCESSES RELATED TO PREPARING THE SAME
    Publication number: 20150148348
    Abstract: The present invention is directed to dihydrochloric acid and dibenzenesulfonic acid salts of the c-Met kinase inhibitor 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)-imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and pharmaceutical compositions thereof, useful in the treatment of cancer and other diseases related to the dysregulation of kinase pathways. The present invention further relates to processes and intermediates for preparing 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and salts thereof.
    Type: Application
    Filed: October 28, 2014
    Publication date: May 28, 2015
    Inventors: Lingkai Weng, Lei Qiao, Jiacheng Zhou, Pingli Liu, Yongchun Pan
  • Processes for preparing JAK inhibitors and related intermediate compounds
    Patent number: 9000161
    Abstract: The present invention is related to processes for preparing chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines of Formula III, and related synthetic intermediate compounds. The chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines are useful as inhibitors of the Janus Kinase family of protein tyrosine kinases (JAKs) for treatment of inflammatory diseases, myeloproliferative disorders, and other diseases.
    Type: Grant
    Filed: February 7, 2013
    Date of Patent: April 7, 2015
    Assignee: Incyte Corporation
    Inventors: Jiacheng Zhou, Pingli Liu, Qiyan Lin, David Meloni, Yongchun Pan, Michael Xia, Mei Li, Tai-Yuen Yue, Brian W. Metcalf
  • Processes for preparing JAK inhibitors and related intermediate compounds
    Patent number: 8993582
    Abstract: The present invention is related to processes for preparing chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines of Formula III, and related synthetic intermediate compounds. The chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines are useful as inhibitors of the Janus Kinase family of protein tyrosine kinases (JAKs) for treatment of inflammatory diseases, myeloproliferative disorders, and other diseases.
    Type: Grant
    Filed: February 7, 2013
    Date of Patent: March 31, 2015
    Assignee: Incyte Corporation
    Inventors: Jiacheng Zhou, David Meloni, Pingli Liu, Brian W. Metcalf, Tai-Yuen Yue
  • Processes and intermediates for making a JAK inhibitor
    Patent number: 8987443
    Abstract: This invention relates to processes and intermediates for making {1-{1-[3-fluoro-2-(trifluoromethyl)isonicotinoyl]piperidin-4-yl}-3-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]azetidin-3-yl}acetonitrile, useful in the treatment of diseases related to the activity of Janus kinases (JAK) including inflammatory disorders, autoimmune disorders, cancer, and other diseases.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: March 24, 2015
    Assignee: Incyte Corporation
    Inventors: Pingli Liu, Dengjin Wang, Yongzhong Wu, Ganfeng Cao, Michael Xia
  • Salts of 2-fluoro-N-methyl-4-[7-(quinolin-6-yl-methyl)-imidazo[1,2-B][1,2,4]triazin-2-yl]benzamide and processes related to preparing the same
    Patent number: 8901123
    Abstract: The present invention is directed to dihydrochloric acid and dibenzenesulfonic acid salts of the c-Met kinase inhibitor 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)-imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and pharmaceutical compositions thereof, useful in the treatment of cancer and other diseases related to the dysregulation of kinase pathways. The present invention further relates to processes and intermediates for preparing 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and salts thereof.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: December 2, 2014
    Assignee: Incyte Corporation
    Inventors: Lingkai Weng, Lei Qiao, Jiacheng Zhou, Pingli Liu, Yongchun Pan
  • 1,2,5-Oxadiazoles As Inhibitors Of Indoleamine 2,3- Dioxygenase
    Publication number: 20140315962
    Abstract: The present invention is directed to 1,2,5-oxadiazole derivatives, and compositions of the same, which are inhibitors of indoleamine 2,3-dioxygenase and are useful in the treatment of cancer and other disorders, and to the processes and intermediates for making such 1,2,5-oxadiazole derivatives.
    Type: Application
    Filed: July 2, 2014
    Publication date: October 23, 2014
    Applicant: INCYTE CORPORATION
    Inventors: Andrew P. Combs, Eddy W. Yue, Richard B. Sparks, Wenyu Zhu, Jiacheng Zhou, Qiyan Lin, Lingkai Weng, Tai-Yuen Yue, Pingli Liu
  • PROCESSES AND INTERMEDIATES FOR MAKING A JAK INHIBITOR
    Publication number: 20140256941
    Abstract: This invention relates to processes and intermediates for making {1-{1-[3-fluoro-2-(trifluoromethyl)isonicotinoyl]piperidin-4-yl}-3-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]azetidin-3-yl}acetonitrile, useful in the treatment of diseases related to the activity of Janus kinases (JAK) including inflammatory disorders, autoimmune disorders, cancer, and other diseases.
    Type: Application
    Filed: March 5, 2014
    Publication date: September 11, 2014
    Applicant: Incyte Corporation
    Inventors: Pingli Liu, Dengjin Wang, Yongzhong Wu, Ganfeng Cao, Michael Xia
  • 1,2,5-oxadiazoles as inhibitors of indoleamine 2,3-dioxygenase
    Patent number: 8796319
    Abstract: The present invention is directed to 1,2,5-oxadiazole derivatives, and compositions of the same, which are inhibitors of indoleamine 2,3-dioxygenase and are useful in the treatment of cancer and other disorders, and to the processes and intermediates for making such 1,2,5-oxadiazole derivatives.
    Type: Grant
    Filed: November 11, 2011
    Date of Patent: August 5, 2014
    Assignee: Incyte Corporation
    Inventors: Andrew P. Combs, Eddy W. Yue, Richard B. Sparks, Wenyu Zhu, Jiacheng Zhou, Qiyan Lin, Lingkai Weng, Tai-Yuen Yue, Pingli Liu
  • 1,2,5-Oxadiazoles As Inhibitors Of Indoleamine 2,3-Dioxygenase
    Publication number: 20140023663
    Abstract: The present invention is directed to 1,2,5-oxadiazole derivatives, and compositions of the same, which are inhibitors of indoleamine 2,3-dioxygenase and are useful in the treatment of cancer and other disorders, and to the processes and intermediates for making such 1,2,5-oxadiazole derivatives.
    Type: Application
    Filed: September 20, 2013
    Publication date: January 23, 2014
    Applicant: INCYTE CORPORATION
    Inventors: Andrew P. Combs, Eddy W. Yue, Richard B. Sparks, Wenyu Zhu, Jiacheng Zhou, Qiyan Lin, Lingkai Weng, Tai-Yuen Yue, Pingli Liu
  • SALTS OF 2-FLUORO-N-METHYL-4-[7-(QUINOLIN-6-YL-METHYL)-IMIDAZO[1,2-B][1,2,4]TRIAZIN-2-YL]BENZAMIDE AND PROCESSES RELATED TO PREPARING THE SAME
    Publication number: 20130289036
    Abstract: The present invention is directed to dihydrochloric acid and dibenzenesulfonic acid salts of the c-Met kinase inhibitor 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)-imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and pharmaceutical compositions thereof, useful in the treatment of cancer and other diseases related to the dysregulation of kinase pathways. The present invention further relates to processes and intermediates for preparing 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and salts thereof.
    Type: Application
    Filed: March 11, 2013
    Publication date: October 31, 2013
    Inventors: Lingkai WENG, Lei QIAO, Jiacheng ZHOU, Pingli LIU, Yongchun PAN
  • Salts of 2-fluoro-N-methyl-4-[7-(quinolin-6-yl-methyl)-imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide and processes related to preparing the same
    Patent number: 8420645
    Abstract: The present invention is directed to dihydrochloric acid and dibenzenesulfonic acid salts of the c-Met kinase inhibitor 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)-imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and pharmaceutical compositions thereof, useful in the treatment of cancer and other diseases related to the dysregulation of kinase pathways. The present invention further relates to processes and intermediates for preparing 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and salts thereof.
    Type: Grant
    Filed: May 20, 2009
    Date of Patent: April 16, 2013
    Assignee: Incyte Corporation
    Inventors: Lingkai Weng, Lei Qiao, Jiacheng Zhou, Pingli Liu, Yongchun Pan
  • Processes for preparing JAK inhibitors and related intermediate compounds
    Patent number: 8410265
    Abstract: The present invention is related to processes for preparing chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines of Formula III, and related synthetic intermediate compounds. The chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines are useful as inhibitors of the Janus Kinase family of protein tyrosine kinases (JAKs) for treatment of inflammatory diseases, myeloproliferative disorders, and other diseases.
    Type: Grant
    Filed: January 14, 2010
    Date of Patent: April 2, 2013
    Assignee: Incyte Corporation
    Inventors: Jiacheng Zhou, Pingli Liu, Qiyan Lin, Brian W. Metcalf, David Meloni, Yongchun Pan, Michael Xia, Mei Li, Tai-Yuen Yue, James D. Rodgers, Haisheng Wang
  • PROCESSES AND INTERMEDIATES FOR MAKING A JAK INHIBITOR
    Publication number: 20130060026
    Abstract: This invention relates to processes and intermediates for making {1-{1-[3-fluoro-2-(trifluoromethyl)isonicotinoyl]piperidin-4-yl}-3-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]azetidin-3-yl}acetonitrile, useful in the treatment of diseases related to the activity of Janus kinases (JAK) including inflammatory disorders, autoimmune disorders, cancer, and other diseases.
    Type: Application
    Filed: September 6, 2012
    Publication date: March 7, 2013
    Applicant: INCYTE CORPORATION
    Inventors: Jiacheng Zhou, Yongzhong Wu, Pingli Liu, Ganfeng Cao
  • AZETIDINE AND CYCLOBUTANE DERIVATIVES AS JAK INHIBITORS
    Publication number: 20120077798
    Abstract: The present invention relates to azetidine and cyclobutane derivatives, as well as their compositions, methods of use, and processes for preparation, which are JAK inhibitors useful in the treatment of JAK-associated diseases including, for example, inflammatory and autoimmune disorders, as well as cancer.
    Type: Application
    Filed: December 9, 2011
    Publication date: March 29, 2012
    Inventors: James D. RODGERS, Stacey SHEPARD, Yun-Long LI, Jiacheng ZHOU, Pingli LIU, David MELONI, Michael XIA
  • 1,2,5-Oxadiazoles as Inhibitors of Indoleamine 2,3-Dioxygenase
    Publication number: 20120058079
    Abstract: The present invention is directed to 1,2,5-oxadiazole derivatives, and compositions of the same, which are inhibitors of indoleamine 2,3-dioxygenase and are useful in the treatment of cancer and other disorders, and to the processes and intermediates for making such 1,2,5-oxadiazole derivatives.
    Type: Application
    Filed: November 11, 2011
    Publication date: March 8, 2012
    Inventors: Andrew P. Combs, Eddy W. Yue, Richard B. Sparks, Wenyu Zhu, Jiacheng Zhou, Qiyan Lin, Lingkai Weng, Tai-Yuen Yue, Pingli Liu
  • PROCESSES FOR PREPARING JAK INHIBITORS AND RELATED INTERMEDIATE COMPOUNDS
    Publication number: 20100190981
    Abstract: The present invention is related to processes for preparing chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines of Formula III, and related synthetic intermediate compounds. The chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines are useful as inhibitors of the Janus Kinase family of protein tyrosine kinases (JAKs) for treatment of inflammatory diseases, myeloproliferative disorders, and other diseases.
    Type: Application
    Filed: January 14, 2010
    Publication date: July 29, 2010
    Inventors: Jiacheng Zhou, Pingli Liu, Qiyan Lin, Brian W. Metcalf, David Meloni, Yongchun Pan, Michael Xia, Mei Li, Tai-Yuen Yue, James D. Rodgers, Haisheng Wang
  • 1,2,5-OXADIAZOLES AS INHIBITORS OF INDOLEAMINE 2,3-DIOXYGENASE
    Publication number: 20100015178
    Abstract: The present invention is directed to 1,2,5-oxadiazole derivatives, and compositions of the same, which are inhibitors of indoleamine 2,3-dioxygenase and are useful in the treatment of cancer and other disorders, and to the processes and intermediates for making such 1,2,5-oxadiazole derivatives.
    Type: Application
    Filed: July 7, 2009
    Publication date: January 21, 2010
    Inventors: Andrew P. Combs, Eddy W. Yue, Richard B. Sparks, Wenyu Zhu, Jiacheng Zhou, Qiyan Lin, Lingkai Weng, Tai-Yuen Yue, Pingli Liu
  • SALTS OF 2-FLUORO-N-METHYL-4-[7-(QUINOLIN-6-YL-METHYL)-IMIDAZO[1,2-b][1,2,4]TRIAZIN-2-YL]BENZAMIDE AND PROCESSES RELATED TO PREPARING THE SAME
    Publication number: 20090291956
    Abstract: The present invention is directed to dihydrochloric acid and dibenzenesulfonic acid salts of the c-Met kinase inhibitor 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)-imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and pharmaceutical compositions thereof, useful in the treatment of cancer and other diseases related to the dysregulation of kinase pathways. The present invention further relates to processes and intermediates for preparing 2-fluoro-N-methyl-4-[7-(quinolin-6-ylmethyl)imidazo[1,2-b][1,2,4]triazin-2-yl]benzamide, and salts thereof.
    Type: Application
    Filed: May 20, 2009
    Publication date: November 26, 2009
    Inventors: Lingkai Weng, Lei Qiao, Jiacheng Zhou, Pingli Liu, Yongchun Pan
  • AZETIDINE AND CYCLOBUTANE DERIVATIVES AS JAK INHIBITORS
    Publication number: 20090233903
    Abstract: The present invention relates to azetidine and cyclobutane derivatives, as well as their compositions, methods of use, and processes for preparation, which are JAK inhibitors useful in the treatment of JAK-associated diseases including, for example, inflammatory and autoimmune disorders, as well as cancer.
    Type: Application
    Filed: March 10, 2009
    Publication date: September 17, 2009
    Applicant: INCYTE CORPORATION
    Inventors: James D. Rodgers, Stacey Shepard, Yun-Long Li, Jiacheng Zhou, Pingli Liu, David Meloni, Michael Xia
  • Bicyclic compounds
    Patent number: 6376491
    Abstract: The present invention is directed to new bicyclic compounds of the formula [I], and pharmaceutically acceptable salts thereof wherein R1, R2, R3, R4, R5, R6, R7, Q1 Q2 and Q3 are as defined in the claims. The compounds have N-myristoyltransferase inhibitory and antifungal activity.
    Type: Grant
    Filed: December 15, 1999
    Date of Patent: April 23, 2002
    Assignee: Basilea Pharmaceutica AG
    Inventors: Yuhko Aoki, Hirosato Ebiike, Toshihiko Fujii, Kenichi Kawasaki, Pingli Liu, Miyako Masubuchi, Tatsuo Ohtsuka, Shinji Tsujii