Patents by Inventor Helen Y. Luo

Helen Y. Luo 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).

  • PROCESS TOWARD THE MANUFACTURE OF (6R,10S)-10-{4-[5-CHLORO-2-(4-CHLORO-1H-1,2,3-TRIAZOL-1-YL)PHENYL]-6-OXO-1(6H)-PYRIMIDINYL}- 1-(DIFLUOROMETHYL)-6-METHYL-1,4,7,8,9,10-HEXAHYDRO-11,15-(METHENO)PYRAZOLO[4,3-B][1,7]DIAZACYCLOTETRADECIN-5(6H)-ONE
    Publication number: 20230416252
    Abstract: The present application generally relates to several processes for the preparation of (6R,10S)-10-{4-[5-chloro-2-(4-chloro-1H-1,2,3-triazol-1-yl)phenyl]-6-oxo-1(6H)-pyrimidinyl}-1-(difluoromethyl)-6-methyl-1,4,7,8,9,10-hexahydro-11,15-(metheno)pyrazolo[4,3-b][1,7]diazacyclotetradecin-5(6H)-one: Compound (I).
    Type: Application
    Filed: October 11, 2021
    Publication date: December 28, 2023
    Inventors: Subha MUKHERJEE, William P. GALLAGHER, Christopher Robert JAMISON, Carolyn S. WEI, Sergei KOLOTUCHIN, Amarjit SINGH, Nicolas CUNIERE, Chris SFOUGGATAKIS, Adrian ORTIZ, Steven R. WISNIEWSKI, Bin ZHENG, Helen Y. LUO, Sébastien François Emmanuel LEMAIRE, Cyril BEN HAÏM, Kostiantyn CHERNICHENKO, Diego Fernando Domenico BROGGINI, Simon Albert WAGSCHAL, Duy Chi Trung CAO, Karl REUTER, Björn SCHMALZBAUER, Philipp KOSCHKER, Martin D. EASTGATE, Dimitri SKLIAR, Alexander ZHDANKO, Christos XIOURAS, Matthew Penfield MOWER, Ngoc Duc TRAN, Ramdane RAHMANI, Xavier Jean-Marie JUSSEAU, Kiran MATCHA, Luca Alessandro PEREGO
  • PROCESS FOR THE PREPARATION OF N-((1R,2S,5R)-5-(TERT-BUTYLAMINO)-2-((S)-3-(7-TERT-BUTYLPYRAZOLO[1,5-A][1,3,5]TRIAZIN-4-YLAMINO)-2-OXOPYRROLIDIN-1-YL)CYCLOHEXYL)ACETAMIDE
    Publication number: 20220177482
    Abstract: The invention generally relates to an improved process for the preparation of N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-3-(7-tert-butylpyrazolo[1,5-a][1,3,5]triazin-4-ylamino)-2-oxopyrrolidin-1-yl)cyclohexyl)acetamide, as well as novel intermediates employed in the process, which may be useful for the treatment of cancer.
    Type: Application
    Filed: February 22, 2022
    Publication date: June 9, 2022
    Inventors: Burcu Selin Aytar, Alina Borovika, Collin Chan, Joerg Deerberg, Nathan R. Domagalski, Martin D. Eastgate, Yu Fan, Michael David Bengt Fenster, Robert V. Forest, Francisco Gonzalez-Bobes, Rebecca A. Green, Matthew R. Hickey, Nathaniel David Kopp, Thomas E. La Cruz, Kathleen Lauser, Hong Geun Lee, David K. Leahy, Helen Y. Luo, Thomas M. Razler, Scott A. Savage, Chris Sfouggatakis, Maxime C.D. Soumeillant, Serge Zaretsky, Bin Zheng, Ye Zhu
  • Process for the preparation of N-((1R,2S,5R)-5-(-butylamino)-2-((S)-3-(7--butylpyrazolo[1,5-a][1,3,5]triazin-4-ylamino)-2-oxopyrroldin-1-yl)cyclohexyl)acetamide
    Patent number: 11254679
    Abstract: The invention generally relates to an improved process for the preparation of N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-3-(7-tert-butylpyrazolo[1,5-a][1,3,5]triazin-4-ylamino)-2-oxopyrrolidin-1-yl)cyclohexyl)acetamide, as well as novel intermediates employed in the process, which may be useful for the treatment of cancer.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: February 22, 2022
    Assignee: Bristol-Myers Squibb Company
    Inventors: Burcu Selin Aytar, Alina Borovika, Collin Chan, Joerg Deerberg, Nathan R. Domagalski, Martin D. Eastgate, Yu Fan, Michael David Bengt Fenster, Robert V. Forest, Francisco Gonzalez-Bobes, Rebecca A. Green, Matthew R. Hickey, Nathaniel David Kopp, Thomas E. La Cruz, Kathleen Lauser, Hong Geun Lee, David K. Leahy, Helen Y. Luo, Thomas M. Razler, Scott A. Savage, Chris Sfouggatakis, Maxime C. D. Soumeillant, Serge Zaretsky, Bin Zheng, Ye Zhu
  • PROCESS FOR THE PREPARATION OF N-((1R,2S,5R)-5-(TERT-BUTYLAMINO)-2-((S)-3-(7-TERT-BUTYLPYRAZOLO[1,5-A][1,3,5]TRIAZIN-4-YLAMINO)-2-OXOPYRROLIDIN-1-YL)CYCLOHEXYL)ACETAMIDE
    Publication number: 20200223852
    Abstract: The invention generally relates to an improved process for the preparation of N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-3-(7-tert-butylpyrazolo[1,5-a][1,3,5]triazin-4-ylamino)-2-oxopyrrolodin-1-yl)cyclohexyl)acetamide, as well as novel intermediates employed in the process, which may be useful for the treatment of cancer.
    Type: Application
    Filed: July 19, 2018
    Publication date: July 16, 2020
    Inventors: Burcu Selin Aytar, Alina Borovika, Collin Chan, Joerg Deerberg, Nathan R. Domagalski, Martin D. Eastgate, Yu Fan, Michael David Bengt Fenster, Robert V. Forest, Francisco Gonzalez-Bobes, Rebecca A. Green, Matthew R. Hickey, Nathaniel David Kopp, Thomas E. La Cruz, Kathleen Lauser, Hong Geun Lee, David K. Leahy, Helen Y. Luo, Thomas M. Razler, Scott A. Savage, Chris Sfouggatakis, Maxime C.D. Soumeillant, Serge Zaretsky, Bin Zheng, Ye Zhu