Patents by Inventor Zhulin Tan

Zhulin Tan 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: 20230183178
    Abstract: The present invention relates to compounds of (II) and an acceptable salt or hydrate thereof method of making same.
    Type: Application
    Filed: February 9, 2023
    Publication date: June 15, 2023
    Inventors: Phouvieng BEYER, Jason A. BRAZZILLO, Magnus ERIKSSON, Jon Charles LORENZ, Laurence J. NUMMY, Sonia RODRIGUEZ, Jolaine SAVOIE, Kanwar Pal Singh SIDHU, Joshua D. SIEBER, Thomas Gabriel TAMPONE, Zhulin TAN, Jun WANG, Li ZHANG, Weitong DONG, Pengtao ZHANG
  • Patent number: 11603354
    Abstract: The present invention relates to compounds of (II) and an acceptable salt or hydrate thereof method of making same.
    Type: Grant
    Filed: July 14, 2021
    Date of Patent: March 14, 2023
    Inventors: Phouvieng Beyer, Jason A. Brazzillo, Weitong Dong, Magnus Eriksson, Jon Charles Lorenz, Laurence J. Nummy, Sonia Rodriguez, Jolaine Savoie, Kanwar Pal Singh Sidhu, Joshua D. Sieber, Thomas Gabriel Tampone, Zhulin Tan, Jun Wang, Li Zhang, Pengtao Zhang
  • Publication number: 20210340101
    Abstract: The present invention relates to compounds of (II) and an acceptable salt or hydrate thereof method of making same.
    Type: Application
    Filed: July 14, 2021
    Publication date: November 4, 2021
    Inventors: Phouvieng BEYER, Jason A. BRAZZILLO, Weitong DONG, Magnus ERIKSSON, Jon Charles LORENZ, Laurence J. NUMMY, Sonia RODRIGUEZ, Jolaine SAVOIE, Kanwar Pal Singh SIDHU, Joshua D. SIEBER, Thomas Gabriel TAMPONE, Zhulin TAN, Jun WANG, Li ZHANG, Pengtao ZHANG
  • Publication number: 20200369611
    Abstract: The present invention relates to compounds of (II) and an acceptable salt or hydrate thereof method of making same.
    Type: Application
    Filed: July 30, 2018
    Publication date: November 26, 2020
    Inventors: Phouvieng BEYER, Jason A. BRAZZILLO, Magnus ERIKSSON, Jon Charles LORENZ, Laurence J. NUMMY, Sonia RODRIGUEZ, Jolaine SAVOIE, Kanwar Pal Singh SIDHU, Joshua D. SIEBER, Thomas Gabriel TAMPONE, Zhulin TAN, June WANG, Li ZHANG
  • Patent number: 10544177
    Abstract: This invention relates to novel phosphorous ligands useful for organic transformations. Methods of making and using the ligands in organic synthesis are described. The invention also relates to processes for preparing the novel ligands.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: January 28, 2020
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Jean-Nicolas Desrosiers, Daniel Robert Fandrick, Nizar Haddad, Guisheng Li, Nitinchandra D. Patel, Bo Qu, Sonia Rodriguez, Chris Hugh Senanayake, Joshua Daniel Sieber, Zhulin Tan, Xiao-Jun Wang, Nathan K. Yee, Li Zhang, Yongda Zhang
  • Publication number: 20190144475
    Abstract: This invention relates to novel phosphorous ligands useful for organic transformations. Methods of making and using the ligands in organic synthesis are described. The invention also relates to processes for preparing the novel ligands.
    Type: Application
    Filed: January 10, 2019
    Publication date: May 16, 2019
    Inventors: Jean-Nicolas DESROSIERS, Daniel Robert FANDRICK, NIZAR HADDAD, Guisheng LI, Nitinchandra D. PATEL, Bo QU, Sonia RODRIGUEZ, Chris Hugh SENANAYAKE, Joshua Daniel SIEBER, Zhulin TAN, Xiao-Jun WANG, Nathan K. YEE, Li ZHANG, Yongda ZHANG
  • Patent number: 10221203
    Abstract: This invention relates to novel phosphorous ligands useful for organic transformations. Methods of making and using the ligands in organic synthesis are described. The invention also relates to processes for preparing the novel ligands.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: March 5, 2019
    Assignee: Boehringer Ingelheim International Gmbh
    Inventors: Jean-Nicolas Desrosiers, Daniel Robert Fandrick, Nizar Haddad, Guisheng Li, Nitinchandra D. Patel, Bo Qu, Sonia Rodriguez, Chris Hugh Senanayake, Joshua Daniel Sieber, Zhulin Tan, Xiao-Jun Wang, Nathan K. Yee, Li Zhang, Yongda Zhang
  • Publication number: 20180155375
    Abstract: This invention relates to novel phosphorous ligands useful for organic transformations. Methods of making and using the ligands in organic synthesis are described. The invention also relates to processes for preparing the novel ligands.
    Type: Application
    Filed: December 6, 2017
    Publication date: June 7, 2018
    Inventors: Jean-Nicolas Desrosiers, Daniel Robert Fandrick, Nizar Haddad, Guisheng Li, Nitinchandra D. Patel, Bo Qu, Sonia Rodriguez, Chris Hugh Senanayake, Joshua Daniel Sieber, Zhulin Tan, Xiao-Jun Wang, Nathan K. Yee, Li Zhang, Yongda Zhang
  • Patent number: 8648192
    Abstract: The present invention relates to a compound of formula (I) wherein R1, R2 and n are as defined herein. The invention also relates to processes for making the compounds of formula (I) and methods of using the compounds of formula (I) as reagents in organic synthesis.
    Type: Grant
    Filed: May 23, 2011
    Date of Patent: February 11, 2014
    Assignee: Boehringer Ingelheim International GmbH
    Inventor: Zhulin Tan
  • Publication number: 20130203985
    Abstract: The present invention relates to a compound of formula (I) wherein R1, R2 and n are as defined herein. The invention also relates to processes for making the compounds of formula (I) and methods of using the compounds of formula (I) as reagents in organic synthesis.
    Type: Application
    Filed: May 23, 2011
    Publication date: August 8, 2013
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventor: Zhulin Tan
  • Publication number: 20120136158
    Abstract: Disclosed are compounds of the formula (I), useful for treating a variety of diseases and disorders that are mediated or sustained through the activity of CCR1 including autoimmune diseases, such as rheumatoid arthritis and multiple sclerosis. Also disclosed are intermediates thereof, and methods of making and methods of using same.
    Type: Application
    Filed: February 8, 2012
    Publication date: May 31, 2012
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Brian Nicholas COOK, Darren DiSALVO, Daniel Robert FANDRICK, Christian HARCKEN, Daniel KUZMICH, Thomas Wai-Ho LEE, Pingrong LIU, John LORD, Can MAO, Jochen NEU, Brian Christopher RAUDENBUSH, Hossein RAZAVI, Jonathan Timothy REEVES, Jinhua J. SONG, Alan David SWINAMER, Zhulin TAN
  • Publication number: 20120035370
    Abstract: Disclosed are compounds of the formula (I), useful for treating a variety of diseases and disorders that are mediated or sustained through the activity of CCR1 including autoimmune diseases, such as rheumatoid arthritis and multiple sclerosis. Also disclosed are intermediates thereof, and methods of making and methods of using same.
    Type: Application
    Filed: October 14, 2011
    Publication date: February 9, 2012
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Brian Nicholas COOK, Darren DiSALVO, Daniel Robert FANDRICK, Christian HARCKEN, Daniel KUZMICH, Thomas Wai-Ho LEE, Pingrong LIU, John LORD, Can MAO, Jochen NEU, Brian Christopher RAUDENBUSH, Hossein RAZAVI, Jonathan Timothy REEVES, Jinhua J. SONG, Alan David SWINAMER, Zhulin TAN
  • Publication number: 20110275808
    Abstract: A process for stereoselective synthesis of a compound of Formula (I) wherein R1, R2, R3, R4, and R5 are as described herein.
    Type: Application
    Filed: April 28, 2009
    Publication date: November 10, 2011
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Jonathan Timothy Reeves, Jinhau J. Song, Zhulin Tan
  • Publication number: 20110263844
    Abstract: The present invention is directed to a method for the preparation of macrocyclic compounds of formula (I), comprising the step of cyclizing a diene of formula (II), in the presence of a catalyst, wherein R1-R6, A, W and V are as defined herein. The present invention is also directed to intermediate compounds of formula II.
    Type: Application
    Filed: May 5, 2009
    Publication date: October 27, 2011
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Chutian Shu, Chris Hugh Senanayake, Zhulin Tan, Nathan Yee, Xingzhong Zeng
  • Publication number: 20110130578
    Abstract: A process for stereoselective synthesis of a compound of Formula (X) or Formula (X?) wherein: R1 is an aryl group substituted with one to three substituent groups, wherein each substituent group of R1 is independently C1-C5 alkyl, C2-C5 alkenyl, C2-C5 alkynyl, C1-C5 alkoxy, C1-C5 alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, dialkylaminocarbonyl, C1-C5 alkoxycarbonylamino, aminosulfonyl, C1-C5 alkylaminosulfonyl, C1-C5 dialkylaminosulfonyl, halogen, hydroxy, carboxy, cyano, trifluoromethyl, trifluoromethoxy, nitro, or C1-C5 alkylthio wherein the sulfur atom is oxidized to sulfoxide or sulfone, and R2 and R3 are each independently hydrogen or C1-C5 alkyl.
    Type: Application
    Filed: May 27, 2010
    Publication date: June 2, 2011
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Daniel R. FANDRICK, Daniel KUZMICH, Jonathan T. REEVES, Jinhua J. SONG, Zhulin TAN, Thomas LEE
  • Publication number: 20110130567
    Abstract: A process for stereoselective synthesis of a compound of Formula (X) wherein: R1 is an aryl group substituted with one to three substituent groups, wherein each substituent group of R1 is independently C1-C5 alkyl, aminocarbonyl, alkylaminocarbonyl, dialkylaminocarbonyl, halogen, carboxy, cyano, or trifluoromethyl, wherein each substituent group of R1 is optionally independently substituted with one to three substituents selected from C1-C3 alkyl, C1-C3 alkoxy, phenyl, and alkoxyphenyl; R2 and R3 are each independently C1-C5 alkyl; R4 is C1-C5 alkyl optionally independently substituted with one to three substituent groups, wherein each substituent group of R4 is independently C1-C3 alkyl, hydroxy, halogen, amino, or oxo; and R5 is a heteroaryl group substituted with one to three substituent groups, wherein each substituent group of R5 is independently C1-C5 alkyl, aminocarbonyl, alkylaminocarbonyl, dialkylaminocarbonyl, alkylsulfonylamino, aminosulfonyl, C1-C5 alkylaminosulfonyl, C1-C5 dialky
    Type: Application
    Filed: May 27, 2010
    Publication date: June 2, 2011
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: DANIEL R. FANDRICK, JONATHAN T. REEVES, JINHUA J. SONG, ZHULIN TAN, BO QU, NATHAN K. YEE, SONIA RODRIGUEZ
  • Patent number: 7884246
    Abstract: Disclosed is a process for preparing substituted anisidines of formula I starting from substituted cyclic hydroxy-ketones II via aromatization through a substituted oxime intermediate IV in which R is C1-C6 alkyl or halogen, and Alk is C1-C6 alkyl. The substituted anisidines of formula I have been found to be useful as intermediates in the preparation of agents for the treatment of hepatitis C viral (HCV) infections.
    Type: Grant
    Filed: November 1, 2006
    Date of Patent: February 8, 2011
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Fabrice Gallou, Heewon Lee, Chris Hugh Senanayake, Jinhua J. Song, Zhulin Tan, Jinghua Xu, Nathan K. Yee
  • Patent number: 7879873
    Abstract: Disclosed are compounds of the formula (I), useful for treating a variety of diseases and disorders that are mediated or sustained through the activity of CCR1 including autoimmune diseases, such as rheumatoid arthritis and multiple sclerosis. Also disclosed are methods of making and methods of using same.
    Type: Grant
    Filed: September 22, 2009
    Date of Patent: February 1, 2011
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Brian Nicholas Cook, Darren DiSalvo, Daniel Robert Fandrick, Christian Harcken, Daniel Kuzmich, Thomas Wai-Ho Lee, Pingrong Liu, John Lord, Can Mao, Jochen Neu, Brian Christopher Raudenbush, Hossein Razavi, Jonathan Timothy Reeves, Jinhua J. Song, Alan David Swinamer, Zhulin Tan
  • Publication number: 20100093724
    Abstract: Disclosed are compounds of the formula (I), useful for treating a variety of diseases and disorders that are mediated or sustained through the activity of CCR1 including autoimmune diseases, such as rheumatoid arthritis and multiple sclerosis. Also disclosed are methods of making and methods of using same.
    Type: Application
    Filed: September 22, 2009
    Publication date: April 15, 2010
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Brian Nicholas COOK, Darren DiSALVO, Daniel Robert FANDRICK, Christian HARCKEN, Daniel KUZMICH, Thomas Wai-Ho LEE, Pingrong LIU, John LORD, Can MAO, Jochen NEU, Brian Christopher RAUDENBUSH, Hossein RAZAVI, Jonathan Timothy REEVES, Jinhua J. SONG, Alan David SWINAMER, Zhulin TAN
  • Patent number: 7507843
    Abstract: A process for stereoselective synthesis of compounds of Formula X wherein: R1 is an aryl or heteroaryl group, each optionally independently substituted with one to three substituent groups, wherein each substituent group of R1 is independently C1-C5 alkyl, C2-C5 alkenyl, C2-C5 alkynyl, C3-C8 cycloalkyl, heterocyclyl, aryl, heteroaryl, C1-C5 alkoxy, C2-C5 alkenyloxy, C2-C5 alkynyloxy, aryloxy, C1-C5 alkanoyloxy, C1-C5 alkanoyl, aroyl, trifluoromethyl, trifluoromethoxy, or C1-C5 alkylthio, wherein each substituent group of R1 is optionally independently substituted with one to three substituent groups selected from methyl, methoxy, fluoro, chloro, hydroxy, oxo, cyano, or amino; and R2 and R3 are each independently hydrogen or C1-C5 alkyl, or R2 and R3 together with the carbon atom they are commonly attached to form a C3-C8 spiro cycloalkyl ring.
    Type: Grant
    Filed: September 30, 2004
    Date of Patent: March 24, 2009
    Assignee: Boehringer Ingelheim Pharmaceuticals, Inc.
    Inventors: Jinhua J. Song, Zhulin Tan, Jinghua Xu, Nathan K. Yee, Chris H. Senanayake