Patents by Inventor XiaoLan Zheng

XiaoLan Zheng 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: 20240116926
    Abstract: The specification relates to compounds of Formula (1): and to pharmaceutically acceptable salts thereof, to processes and intermediates used for their preparation, to pharmaceutical compositions containing them and to their use in the treatment of cancer.
    Type: Application
    Filed: April 27, 2023
    Publication date: April 11, 2024
    Inventors: Scott Nathan MLYNARSKI, Jeffrey Wallace JOHANNES, Alyssa Leigh VERANO, Xiaolan ZHENG, Robert Evans ZIEGLER, Alisha Danielle CALIMAN, Yufan LIANG, Jonathan Anthony READ
  • Publication number: 20240010631
    Abstract: The present invention relates to azaquinolone compounds of Formula (I), and their use in medicine.
    Type: Application
    Filed: September 14, 2023
    Publication date: January 11, 2024
    Inventors: JEFFREY WALLACE JOHANNES, SUDHIR MAHADEO HANDE, AVIPSA GHOSH, XIAOLAN ZHENG, MARTIN PACKER, SEBASTIEN LOUIS DEGORCE
  • Patent number: 11795158
    Abstract: The present invention relates to azaquinolone compounds of Formula (I), and their use in medicine.
    Type: Grant
    Filed: June 22, 2021
    Date of Patent: October 24, 2023
    Assignee: ASTRAZENECA AB
    Inventors: Jeffrey Wallace Johannes, Sudhir Mahadeo Hande, Avipsa Ghosh, Xiaolan Zheng, Martin Packer, Sebastien Louis Degorce
  • Patent number: 11472816
    Abstract: Disclosed is a compound which is 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid (Formula I) and enantiomers and pharmaceutically acceptable salts thereof. Also disclosed are pharmaceutical compositions of 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid, and enantiomers and pharmaceutically acceptable salts thereof, and methods of treating cancer with such compounds and compositions.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: October 18, 2022
    Assignee: AstraZeneca AB
    Inventors: Alexander Hird, Matthew Belmonte, Wenzhan Yang, Paul Secrist, Daniel Robbins, Steven Kazmirski, Dedong Wu, Bo Peng, Jeffrey Johannes, Michelle Lamb, Qing Ye, Xiaolan Zheng
  • Publication number: 20220267356
    Abstract: Disclosed are compounds of formula (I), or pharmaceutically acceptable salts thereof, pharmaceutical compositions comprising the same, and methods of treating cancer or a respiratory inflammatory disease using the same: wherein R1 is selected from hydrogen, —CH3 and —(C?O)CH(R1a)NH2; R1a is C1-C4 alkyl; Y is —(CH2)n— or —(C?O)—; n is an integer selected from 1 and 2; R2 is selected from hydrogen, —CH3 and —(C?X)R4 and R3 is hydrogen or —CH3; or R2 and R3, together with the nitrogen to which they are attached, are linked to form a 6-membered heterocyclic ring; X is NH or O; R4 is —CH3 or —[CH(R4a)]mNH2; m is an integer selected from 0 or 1; and R4a is hydrogen or C1-C6 alkyl.
    Type: Application
    Filed: July 22, 2020
    Publication date: August 25, 2022
    Inventors: Scott Nathan MLYNARSKI, Jason SHIELDS, Sameer KAWATKAR, Qing YE, Haixia WANG, Xiaolan ZHENG, Ray FINLAY, Iain SIMPSON
  • Publication number: 20220009901
    Abstract: The present invention relates to azaquinolone compounds of Formula (I), and their use in medicine.
    Type: Application
    Filed: June 22, 2021
    Publication date: January 13, 2022
    Inventors: JEFFREY WALLACE JOHANNES, SUDHIR MAHADEO HANDE, AVIPSA GHOSH, XIAOLAN ZHENG, MARTIN PACKER, SEBASTIEN LOUIS DEGORCE
  • Patent number: 11149024
    Abstract: Disclosed are intermediates and methods of synthesizing Compound 1.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: October 19, 2021
    Assignee: ASTRAZENECA AB
    Inventors: Craig Robert Stewart, Simon Hardy, Andrew Stark, Alexander Hird, Qing Ye, Xiaolan Zheng, Cati Ferrar, Jan Koek, Debasis Hazra
  • Publication number: 20210230184
    Abstract: Disclosed is a compound which is 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid (Formula I) and enantiomers and pharmaceutically acceptable salts thereof. Also disclosed are pharmaceutical compositions of 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid, and enantiomers and pharmaceutically acceptable salts thereof, and methods of treating cancer with such compounds and compositions.
    Type: Application
    Filed: December 4, 2020
    Publication date: July 29, 2021
    Applicant: AstraZeneca AB
    Inventors: Alexander HIRD, Matthew BELMONTE, Wenzhan YANG, Paul SECRIST, Daniel ROBBINS, Steven KAZMIRSKI, Dedong WU, Bo PENG, Jeffrey JOHANNES, Michelle LAMB, Qing YE, XiaoLan ZHENG
  • Publication number: 20210122735
    Abstract: Disclosed are intermediates and methods of synthesizing Compound 1.
    Type: Application
    Filed: March 29, 2018
    Publication date: April 29, 2021
    Applicant: ASTRAZENECA AB
    Inventors: Craig Robert STEWART, Simon HARDY, Andrew STARK, Alexander HIRD, Qing YE, Xiaolan ZHENG, Cati FERRAR, Jan KOEK, Debasis HAZRA
  • Patent number: 10889594
    Abstract: Disclosed is a compound which is 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15,016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid (Formula I) and enantiomers and pharmaceutically acceptable salts thereof. Also disclosed are pharmaceutical compositions of 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid, and enantiomers and pharmaceutically acceptable salts thereof, and methods of treating cancer with such compounds and compositions.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: January 12, 2021
    Assignee: AstraZeneca AB
    Inventors: Alexander Hird, Wenzhan Yang, Daniel Robbins, Steven Kazmirski, Dedong Wu, Bo Peng, Jeffrey Johannes, Michelle Lamb, Qing Ye, Xiaolan Zheng
  • Publication number: 20190185485
    Abstract: Disclosed is a compound which is 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15,016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid (Formula I) and enantiomers and pharmaceutically acceptable salts thereof. Also disclosed are pharmaceutical compositions of 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid, and enantiomers and pharmaceutically acceptable salts thereof, and methods of treating cancer with such compounds and compositions.
    Type: Application
    Filed: December 18, 2018
    Publication date: June 20, 2019
    Inventors: Alexander HIRD, Matthew BELMONTE, Wenzhan YANG, Paul SECRIST, Daniel ROBBINS, Steven KAZMIRSKI, Dedong WU, Bo PENG, Jeffrey JOHANNES, Michelle LAMB, Qing YE, Xiaolan ZHENG
  • Patent number: 10196404
    Abstract: Disclosed is a compound which is 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid (Formula I) and enantiomers and pharmaceutically acceptable salts thereof. Also disclosed are pharmaceutical compositions of 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid, and enantiomers and pharmaceutically acceptable salts thereof, and methods of treating cancer with such compounds and compositions.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: February 5, 2019
    Assignee: AstraZeneca AB
    Inventors: Alexander Hird, Matthew Belmonte, Wenzhan Yang, Paul Secrist, Daniel Robbins, Steven Kazmirski, Dedong Wu, Bo Peng, Jeffrey Johannes, Michelle Lamb, Qing Ye, Xiaolan Zheng
  • Publication number: 20180155362
    Abstract: Disclosed is a compound which is 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid (Formula I) and enantiomers and pharmaceutically acceptable salts thereof. Also disclosed are pharmaceutical compositions of 17-chloro-5,13,14,22-tetramethyl-28-oxa-2,9-dithia-5,6,12,13,22-pentaazaheptacyclo[27.7.1.14,7.011,15.016,21.020,24.030,35]octatriaconta-1(37),4(38),6,11,14,16,18,20,23,29,31,33,35-tridecaene-23-carboxylic acid, and enantiomers and pharmaceutically acceptable salts thereof, and methods of treating cancer with such compounds and compositions.
    Type: Application
    Filed: October 23, 2017
    Publication date: June 7, 2018
    Applicant: AstraZeneca AB
    Inventors: Alexander HIRD, Matthew BELMONTE, Wenzhan YANG, Paul SECRIST, Daniel ROBBINS, Steven KAZMIRSKI, Dedong WU, Bo PENG, Jeffrey JOHANNES, Michelle LAMB, Qing YE, Xiaolan ZHENG
  • Publication number: 20150051185
    Abstract: The invention relates to chemical compounds of formula I, and salts thereof. In some embodiments, the invention relates to inhibitors or modulators of PIM-1 and/or PIM-2, and/or PIM-3 protein kinase activity or enzyme function. In still further embodiments, the invention relates to pharmaceutical compositions comprising compounds disclosed herein, and their use in the prevention and treatment of PIM kinase related conditions and diseases, preferably cancer.
    Type: Application
    Filed: July 24, 2014
    Publication date: February 19, 2015
    Applicant: AstraZeneca AB
    Inventors: Leslie DAKIN, James Edward DOWLING, Michelle Laurae LAMB, Jon READ, Qibin SU, XiaoLan ZHENG
  • Patent number: 8901307
    Abstract: The invention relates to chemical compounds of formula (I), and salts thereof. In some embodiments, the invention relates to inhibitors or modulators of PIM-1 and/or PIM-2, and/or PIM-3 protein kinase activity or enzyme function. In still further embodiments, the invention relates to pharmaceutical compositions comprising compounds disclosed herein, and their use in the prevention and treatment of PIM kinase related conditions and diseases, preferably cancer.
    Type: Grant
    Filed: July 2, 2009
    Date of Patent: December 2, 2014
    Assignee: AstraZeneca AB
    Inventors: Leslie Dakin, James Edward Dowling, Michelle Lamb, Jon Read, Xiaolan Zheng
  • Publication number: 20110218182
    Abstract: The invention relates to chemical compounds of formula (I), and salts thereof. In some embodiments, the invention relates to inhibitors or modulators of PIM-1 and/or PIM-2, and/or PIM-3 protein kinase activity or enzyme function. In still further embodiments, the invention relates to pharmaceutical compositions comprising compounds disclosed herein, and their use in the prevention and treatment of PIM kinase related conditions and diseases, preferably cancer.
    Type: Application
    Filed: July 2, 2009
    Publication date: September 8, 2011
    Applicant: ASTRAZENECA AB
    Inventors: Leslie Dakin, James Edward Dowling, Michelle Lamb, Jon Read, Qibin Su, Xiaolan Zheng
  • Publication number: 20110098283
    Abstract: The invention relates to chemical compounds of formula (I): or pharmaceutically acceptable salts thereof which possess CSF-1R kinase inhibitory activity and are accordingly useful for their anti-cancer activity and thus in methods of treatment of the human or animal body. The invention also relates to processes for the manufacture of said chemical compounds, to pharmaceutical compositions containing them and to their use in the manufacture of medicaments of use in the production of an anti-cancer effect in a warm-blooded animal such as man.
    Type: Application
    Filed: May 17, 2010
    Publication date: April 28, 2011
    Inventors: Leslie Dakin, Claude Afona Ogoe, David Scott, XiaoLan Zheng
  • Publication number: 20100311748
    Abstract: The present disclosure relates to heterocyclic amide compounds, which are useful for inhibiting the Hedgehog pathway, and their use in treating a disease or medical condition mediated alone or in part by Hedgehog pathway inhibition. Also disclosed are methods for manufacture of these compounds, pharmaceutical compositions including these compounds, and use of these compounds in the manufacture of medicaments for treating such diseases and medical conditions in a subject. Formula (IA) with the provisio that either R2 or R3 is (Z).
    Type: Application
    Filed: August 29, 2008
    Publication date: December 9, 2010
    Applicant: ASTRAZENECA AB
    Inventors: Leslie Dakin, Benjamin Fauber, Alexander Hird, James Janetka, Daniel John Russell, Qibin Su, Bin Yang, Xiaolan Zheng
  • Patent number: 7723337
    Abstract: The invention relates to chemical compounds of formula (I): or pharmaceutically acceptable salts thereof which possess CSF-1R kinase inhibitory activity and are accordingly useful for their anti-cancer activity and thus in methods of treatment of the human or animal body. The invention also relates to processes for the manufacture of said chemical compounds, to pharmaceutical compositions containing them and to their use in the manufacture of medicaments of use in the production of an anti-cancer effect in a warm-blooded animal such as man.
    Type: Grant
    Filed: September 15, 2008
    Date of Patent: May 25, 2010
    Assignee: AstraZeneca AB
    Inventors: Leslie Dakin, Claude Afona Ogoe, David Scott, XiaoLan Zheng
  • Publication number: 20090270450
    Abstract: The invention relates to chemical compounds of formula (I): or pharmaceutically acceptable salts thereof which possess CSF-1R kinase inhibitory activity and are accordingly useful for their anti-cancer activity and thus in methods of treatment of the human or animal body. The invention also relates to processes for the manufacture of said chemical compounds, to pharmaceutical compositions containing them and to their use in the manufacture of medicaments of use in the production of an anti-cancer effect in a warm-blooded animal such as man.
    Type: Application
    Filed: May 5, 2009
    Publication date: October 29, 2009
    Applicant: ASTRAZENECA AB
    Inventors: Leslie Dakin, Kevin Daly, David Del Valle, Thomas Gero, Claude Afona Ogoe, David Scott, Xiaolan Zheng