Patents by Inventor Sudeep Prajapati

Sudeep Prajapati 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).

  • Patent number: 11945807
    Abstract: Linker-drug compounds and antibody-drug conjugates that bind to human oncology targets are disclosed. The linker-drug compounds and antibody-drug conjugates comprise a splicing modulator drug moiety. The disclosure further relates to methods and compositions for use in the treatment of neoplastic disorders by administering the antibody-drug conjugates provided herein. In an embodiment, the splicing modulator comprises a pladienolide or a pladienolide derivative.
    Type: Grant
    Filed: May 3, 2022
    Date of Patent: April 2, 2024
    Assignee: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Ermira Pazolli, Silvia Buonamici, Thiwanka Samarakoon, Sudeep Prajapati, Nathan Fishkin, James Palacino, Michael Seiler, Ping Zhu, Andrew Cook, Peter Smith, Xiang Liu, Shelby Ellery, Dominic Reynolds, Lihua Yu, Zhenhua Wu, Shouyong Peng, Nicholas Calandra, Megan Sheehan, Yonghong Xiao
  • Patent number: 11926619
    Abstract: The present disclosure provides novel pladienolide compounds, pharmaceutical compositions containing such compounds, and methods for using the compounds as therapeutic agents. These compounds may be useful in the treatment of cancers, particularly cancers in which agents that target the spliceosome and mutations therein are known to be useful. Also provided herein are methods of treating cancers by administering at least one compound disclosed herein and at least one additional therapy.
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: March 12, 2024
    Assignee: Eisai R & D Management Co., Ltd.
    Inventors: Gregg F. Keaney, John Wang, Baudouin Gerard, Kenzo Arai, Xiang Liu, Guo Zhu Zheng, Kazunobu Kira, Lisa A. Marcaurelle, Marta Nevalainen, Ming-Hong Hao, Morgan Welzel O'Shea, Parcharee Tivitmahaisoon, Sudeep Prajapati, Tuoping Luo, Nicholas C. Gearhart, Jason T. Lowe, Yoshihiko Kotake, Satoshi Nagao, Regina Mikie Kanada Sonobe, Masayuki Miyano, Norio Murai, Andrew Cook, Shelby Ellery, Atsushi Endo, James Palacino, Dominic Reynolds
  • Publication number: 20240002375
    Abstract: The present disclosure features compounds of formula (1-a) and of formula (II) and pharmaceutical compositions thereof. The present disclosure further discloses the compounds of formula (I-a) and (II) and their compositions for use in methods of modulating nucleic acid splicing, e.g., splicing of a pre-mRNA, as well as said compounds for use in methods of treating e.g.: ?proliferative diseases, such as e.g. cancer, benign neoplasms or angiogenesis, ?neurological diseases or disorders, such as e.g. Huntington's disease, ?autoimmune diseases or disorders, immunodeficiency diseases or disorders, lysosomal storage disease or disorder, cardiovascular diseases or disorders, metabolic diseases or disorders, respiratory diseases or disorders, renal diseases or disorders, or infectious diseases. Exemplary compounds are e.g. 2-(indazol-5-yl)-6-(piperidin-4-yl)-1,7-naphthyridine derivatives and similar compounds.
    Type: Application
    Filed: July 2, 2021
    Publication date: January 4, 2024
    Inventors: Dominic Reynolds, Michael W. Seiler, Anant A. Agrawal, Frederic Vaillancourt, Peter Smith, Stepan Vyskocil, Allen T. Hopper, Sudeep Prajapati
  • Publication number: 20230301990
    Abstract: The present disclosure provides novel pladienolide compounds, pharmaceutical compositions containing such compounds, and methods for using the compounds as therapeutic agents. These compounds may be useful in the treatment of cancer, particularly cancers in which agents that target the spliceosome and mutations therein are known to be useful. Also provided herein are methods of treating cancers by administering at least one compound disclosed herein and at least one additional therapy.
    Type: Application
    Filed: March 7, 2023
    Publication date: September 28, 2023
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Andrew COOK, Dominic REYNOLDS, Cheng ZHONG, Ryan BRAWN, Shelby ELLERY, Thiwanka SAMARAKOON, Xiang LIU, Sudeep PRAJAPATI, Megan SHEEHAN, Jason T. LOWE, James PALACINO
  • Patent number: 11679107
    Abstract: The present disclosure provides pladienolide compounds, pharmaceutical compositions containing such compounds, and pladienolide compounds for use in methods of medical treatment. These compounds may be useful in the treatment of cancer, particularly cancers in which agents that target the spliceosome and mutations therein are known to be useful.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: June 20, 2023
    Assignee: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Andrew Cook, Dominic Reynolds, Cheng Zhong, Ryan Brawn, Shelby Ellery, Thiwanka Samarakoon, Xiang Liu, Sudeep Prajapati, Megan Sheehan, Jason T. Lowe, James Palacino
  • Publication number: 20230159496
    Abstract: The present disclosure features compounds and related compositions that, inter alia, modulate nucleic acid splicing, e.g., splicing of a pre-mRNA, as well as methods of use thereof.
    Type: Application
    Filed: April 8, 2021
    Publication date: May 25, 2023
    Inventors: Dominic Reynolds, Serge Leger, Michael W. Seiler, Anant A. Agrawal, Frederic Vaillancourt, Peter Smith, Allen T. Hopper, Sudeep Prajapati, Olivier Soueidan
  • Publication number: 20230062861
    Abstract: Disclosed herein are novel compounds of Formula (1) and pharmaceutically acceptable salts thereof, pharmaceutical compositions containing the same, and methods of using the same.
    Type: Application
    Filed: November 8, 2021
    Publication date: March 2, 2023
    Inventors: Sudeep PRAJAPATI, Hyelee LEE, Stephanos IOANNIDIS, Kiyoyuki OMOTO, Alan ROLFE, Xiang LIU, Megan SHEEHAN, Paul DRANSFIELD, Andrew COOK
  • Publication number: 20220380352
    Abstract: Linker-drug compounds and antibody-drug conjugates that bind to human oncology targets are disclosed. The linker-drug compounds and antibody-drug conjugates comprise a splicing modulator drug moiety. The disclosure further relates to methods and compositions for use in the treatment of neoplastic disorders by administering the antibody-drug conjugates provided herein. In an embodiment, the splicing modulator comprises a pladienolide or a pladienolide derivative.
    Type: Application
    Filed: May 3, 2022
    Publication date: December 1, 2022
    Inventors: Ermira PAZOLLI, Silvia BUONAMICI, Thiwanka SAMARAKOON, Sudeep PRAJAPATI, Nathan FISHKIN, James PALACINO, Michael SEILER, Ping ZHU, Andrew COOK, Peter SMITH, Xiang LIU, Shelby ELLERY, Dominic REYNOLDS, Lihua YU, Zhenhua WU, Shouyong PENG, Nicholas CALANDRA, Megan SHEEHAN, Yonghong XIAO
  • Patent number: 11498916
    Abstract: A number of crystalline forms of N-(2-((6-(3-(2,6-dichloro-3,5-dimethoxyphenyl)-1-methylureido)pyrimidin-4-yl)amino)-5-(4-ethylpiperazin-1-y1)phenyl)acrylamide are provided. These include a crystalline free base form, a crystalline monohydrochloride salt form, a crystalline dihydrochloride salt form, and a crystalline ethanesulfonate salt form. Methods of making and using crystalline compounds are also provided.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: November 15, 2022
    Assignee: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: George Moniz, Kristen Sanders, Arani Chanda, Kenshi Yoshida, Ming-Hong Hao, Dominic Reynolds, Sudeep Prajapati, Anand Selvaraj, Takashi Satoh, John Wang
  • Patent number: 11352348
    Abstract: Linker-drug compounds and antibody-drug conjugates that bind to human oncology targets are disclosed. The linker-drug compounds and antibody-drug conjugates comprise a splicing modulator drug moiety. The disclosure further relates to methods and compositions for use in the treatment of neoplastic disorders by administering the antibody-drug conjugates provided herein. In an embodiment, the splicing modulator comprises a pladienolide or a pladienolide derivative.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: June 7, 2022
    Assignee: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Ermira Pazolli, Silvia Buonamici, Thiwanka Samarakoon, Sudeep Prajapati, Nathan Fishkin, James Palacino, Michael Seiler, Ping Zhu, Andrew Cook, Peter Smith, Xiang Liu, Shelby Ellery, Dominic Reynolds, Lihua Yu, Zhenhua Wu, Shouyong Peng, Nicholas Calandra, Megan Sheehan, Yonghong Xiao
  • Publication number: 20210299269
    Abstract: Linker-drug compounds and antibody-drug conjugates that bind to human oncology targets are disclosed. The linker-drug compounds and antibody-drug conjugates comprise a splicing modulator drug moiety. The disclosure further relates to methods and compositions for use in the treatment of neoplastic disorders by administering the antibody-drug conjugates provided herein. In an embodiment, the splicing modulator comprises a pladienolide or a pladienolide derivative.
    Type: Application
    Filed: May 31, 2019
    Publication date: September 30, 2021
    Inventors: Ermira PAZOLLI, Silvia BUONAMICI, Thiwanka SAMARAKOON, Sudeep PRAJAPATI, Nathan FISHKIN, James PALACINO, Michael SEILER, Ping ZHU, Andrew COOK, Peter SMITH, Xiang LIU, Shelby ELLERY, Dominic REYNOLDS, Lihua YU, Zhenhua WU, Shouyong PENG, Nicholas CALANDRA, Megan SHEEHAN, Yonghong Xiao
  • Publication number: 20210177837
    Abstract: The present disclosure provides pladienolide compounds, pharmaceutical compositions containing such compounds, and pladienolide compounds for use in methods of medical treatment. These compounds may be useful in the treatment of cancer, particularly cancers in which agents that target the spliceosome and mutations therein are known to be useful. Also provided herein are pladienolide compounds for use in methods of treating cancers by administering at least one pladienolide compound disclosed herein and at least one additional therapy.
    Type: Application
    Filed: April 11, 2019
    Publication date: June 17, 2021
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Andrew COOK, Dominic REYNOLDS, Cheng ZHONG, Ryan BRAWN, Shelby ELLERY, Thiwanka SAMARAKOON, Xiang LIU, Sudeep PRAJAPATI, Megan SHEEHAN, Jason T. LOWE, James PALACINO
  • Publication number: 20210163456
    Abstract: The present disclosure provides novel pladienolide compounds, pharmaceutical compositions containing such compounds, and methods for using the compounds as therapeutic agents. These compounds may be useful in the treatment of cancers, particularly cancers in which agents that target the spliceosome and mutations therein are known to be useful. Also provided herein are methods of treating cancers by administering at least one compound disclosed herein and at least one additional therapy.
    Type: Application
    Filed: April 8, 2019
    Publication date: June 3, 2021
    Applicant: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Gregg F. KEANEY, John WANG, Baudouin GERARD, Kenzo ARAI, Xiang LIU, Guo Zhu ZHENG, Kazunobu KIRA, Lisa A. MARCAURELLE, Marta NEVALAINEN, Ming-Hong HAO, Morgan Welzel O'SHEA, Parcharee TIVITMAHAISOON, Sudeep PRAJAPATI, Touping LUO, Nicholas C. GEARHART, Jason T. LOWE, Yoshihiko KOTAKE, Satoshi NAGAO, Regina Mikie KANADA SONOBE, Masayuki MIYANO, Norio MURAI, Andrew COOK, Shelby ELLERY, Atsushi ENDO, James PALACINO, Dominic REYNOLDS
  • Publication number: 20210101888
    Abstract: Linker-drug compounds and antibody-drug conjugates that bind to human oncology targets are disclosed. The linker-drug compounds and antibody-drug conjugates comprise a splicing modulator drug moiety. The disclosure further relates to methods and compositions for use in the treatment of neoplastic disorders by administering the antibody-drug conjugates provided herein. In an embodiment, the splicing modulator comprises a pladienolide or a pladienolide derivative.
    Type: Application
    Filed: November 30, 2020
    Publication date: April 8, 2021
    Inventors: Ermira PAZOLLI, Silvia BUONAMICI, Thiwanka SAMARAKOON, Sudeep PRAJAPATI, Nathan FISHKIN, James PALACINO, Michael SEILER, Ping ZHU, Andrew COOK, Peter SMITH, Xiang LIU, Shelby ELLERY, Dominic REYNOLDS, Lihua YU, Zhenhua WU, Shouyong PENG, Nicholas CALANDRA, Megan SHEEHAN, Yonghong XIAO
  • Patent number: 10912774
    Abstract: Provided herein are compounds of Formula I useful as FGFR4 inhibitors, as well as methods of use of the same.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: February 9, 2021
    Assignee: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Dominic Reynolds, Ming-Hong Hao, John Wang, Sudeep Prajapati, Takashi Satoh, Anand Selvaraj
  • Publication number: 20200361915
    Abstract: The present disclosure provides a novel solid state form of pladienolide pyridine compounds, compositions comprising at least one such solid state form, and methods of preparation and use and the same. The novel solid state form of pladienolide pyridine compounds may be useful in the treatment of cancer, such as, for example, cancers in which agents that target the spliceosome and mutations therein are known to be useful.
    Type: Application
    Filed: July 17, 2020
    Publication date: November 19, 2020
    Applicant: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Gregg F. Keaney, John Wang, Baudouin Gerard, Kenzo Arai, Xiang Liu, Guo Zhu Zheng, Kazunobu Kira, Parcharee Tivitmahaisoon, Sudeep Prajapati, Nicholas C. Gearhart, Yoshihiko Kotake, Satoshi Nagao, Regina Mikie Kanada Sonobe, Masayuki Miyano, Norio Murai, Silvia Buonamici, Lihua Yu, Eunice Sun Park, Betty Chan, Peter G. Smith, Michael P. Thomas, Ermira Pazolli, Kian Huat Lim, Atsushi Endo, Arani Chanda
  • Patent number: 10745387
    Abstract: The present disclosure provides a novel solid state form of pladienolide pyridine compounds having Formula I, compositions comprising at least one such solid state form, and methods of preparation and use and the same. The novel solid state form of pladienolide pyridine compounds may be useful in the treatment of cancer, such as, for example, cancers in which agents that target the spliceosome and mutations therein are known to be useful.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: August 18, 2020
    Assignee: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Gregg F. Keaney, John Wang, Baudouin Gerard, Kenzo Arai, Xiang Liu, Guo Zhu Zheng, Kazunobu Kira, Parcharee Tivitmahaisoon, Sudeep Prajapati, Nicholas C. Gearhart, Yoshihiko Kotake, Satoshi Nagao, Regina Mikie Kanada Sonobe, Masayuki Miyano, Norio Murai, Silvia Buonamici, Lihua Yu, Eunice Sun Park, Betty Chan, Peter G. Smith, Michael P. Thomas, Ermira Pazolli, Kian Huat Lim, Atsushi Endo, Arani Chanda
  • Publication number: 20200255415
    Abstract: Disclosed herein are compounds, or pharmaceutically acceptable salts thereof, and methods of using the compounds for treating breast cancer by administration to a subject in need thereof a therapeutically effective amount of the compounds or pharmaceutically acceptable salts thereof. The breast cancer may be an ER-positive breast cancer and/or the subject in need of treatment may express a mutant ER-? protein.
    Type: Application
    Filed: November 22, 2017
    Publication date: August 13, 2020
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Mark Bock, Ming-Hong Hao, Manav Korpal, Vijay Kumar Nyavanandi, Xiaoling Puyang, Susanta Samajdar, Peter Gerard Smith, John Wang, Guo Zhu Zheng, Ping Zhu, Lorna Helen Mitchell, Nicholas Larsen, Nathalie Rioux, Sudeep Prajapati, Dominic Reynolds, Morgan O'Shea, Thiwanka Samarakoon
  • Publication number: 20200206222
    Abstract: Provided herein are compounds of Formula I useful as FGFR4 inhibitors, as well as methods of use of the same.
    Type: Application
    Filed: December 17, 2019
    Publication date: July 2, 2020
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Dominic REYNOLDS, Ming-Hong HAO, John WANG, Sudeep PRAJAPATI, Takashi SATOH, Anand SELVARAJ
  • Patent number: 10537571
    Abstract: Provided herein are compounds of Formula I useful as FGFR4 inhibitors, as well as methods of use of the same.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: January 21, 2020
    Assignee: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Dominic Reynolds, Ming-Hong Hao, John Wang, Sudeep Prajapati, Takashi Satoh, Anand Selvaraj