Patents by Inventor Jianjun Xu
Jianjun Xu 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).
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Patent number: 10421730Abstract: The present disclosure relates generally to compounds which bind to the NR1H4 receptor (FXR) and act as agonists of FXR. The disclosure further relates to the use of the compounds for the preparation of a medicament for the treatment of diseases and/or conditions through binding of said nuclear receptor by said compounds and to a process for the synthesis of said compounds.Type: GrantFiled: June 9, 2017Date of Patent: September 24, 2019Assignee: Gilead Sciences, Inc.Inventors: Peter A. Blomgren, Kevin S. Currie, Christian Gege, Jeffrey E. Kropf, Jianjun Xu
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Patent number: 10342794Abstract: The present disclosure relates to compounds that are Syk inhibitors and to their use in the treatment of various disease states, including cancer and inflammatory conditions. In particular embodiments, the structure of the compounds is given by Formula I: wherein R1, R2, R3, and R4 are as described herein. The present disclosure further provides pharmaceutical compositions that include a compound of Formula I, or pharmaceutically acceptable salts or co-crystals thereof, and methods of using these compounds and compositions to treat conditions mediated by Syk.Type: GrantFiled: April 4, 2018Date of Patent: July 9, 2019Assignee: Gilead Sciences, Inc.Inventors: Peter A. Blomgren, Kevin S. Currie, Jeffrey E. Kropf, Seung H. Lee, Jennifer R. Lo, Scott A. Mitchell, Aaron C. Schmitt, Sundaramoorthi Swaminathan, Jin-Ming Xiong, Jianjun Xu, Zhongdong Zhao
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Patent number: 10344040Abstract: Pyridone and aza-pyridone compounds of Formula I are provided, including stereoisomers, tautomers, and pharmaceutically acceptable salts thereof, useful for inhibiting Btk kinase, and for treating immune disorders such as inflammation mediated by Btk kinase. Methods of using compounds of Formula I for in vitro, in situ, and in vivo diagnosis, and treatment of such disorders in mammalian cells, or associated pathological conditions, are disclosed.Type: GrantFiled: February 26, 2018Date of Patent: July 9, 2019Assignees: GILEAD CONNECTICUT, INC., GENENTECH INC.Inventors: Antonio J. M. Barbosa, Peter A. Blomgren, Kevin S. Currie, Ravi Krishnamoorthy, Jeffrey E. Kropf, Seung H. Lee, Scott A. Mitchell, Daniel Ortwine, Aaron C. Schmitt, Xiaojing Wang, Jianjun Xu, Wendy Young, Honglu Zhang, Zhongdong Zhao, Pavel E. Zhichkin
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Patent number: 10329286Abstract: The present disclosure relates generally to compounds which bind to the NR1H4 receptor (FXR) and act as agonists of FXR. The disclosure further relates to the use of the compounds for the preparation of a medicament for the treatment of diseases and/or conditions through binding of said nuclear receptor by said compounds and to a process for the synthesis of said compounds.Type: GrantFiled: June 12, 2017Date of Patent: June 25, 2019Assignee: Gilead Sciences, Inc.Inventors: Peter A. Blomgren, Kevin S. Currie, Julie Farand, Christian Gege, Jeffrey E. Kropf, Jianjun Xu
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Publication number: 20190117679Abstract: Certain imidazopyridines and pharmaceutical compositions thereof are provided herein. Methods of treating patients suffering from certain diseases and disorders responsive to the inhibition of Syk activity, which comprises administering to such patients an amount of at least one chemical entity effective to reduce signs or symptoms of the disease or disorder are provided. Also provided are methods for determining the presence or absence of Syk kinase in a sample.Type: ApplicationFiled: September 6, 2018Publication date: April 25, 2019Inventors: Peter A. Blomgren, Kevin S. Currie, Jeffrey E. Kropf, Seung H. Lee, Scott A. Mitchell, Aaron C. Schmitt, Jianjun Xu, Zhongdong Zhao
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Patent number: 10151664Abstract: A method for measuring lens distortion, comprising: providing a test card having a dot matrix pattern of K×N dots, wherein the K and the N are both positive integer; obtaining a distorted image of the test card after being distorted by a lens; establishing a planar coordinate system for the distorted image by using a dot at an upper left corner of the distorted image as a coordinate origin, a rightward direction from the origin as a positive direction of axis X, and a downward direction from the origin as a positive direction of axis Y; positioning a center dot of the distorted image and all non-center dots by scanning and searching, and determining coordinate values of the center dot and all the non-center dots in the planar coordinate system; and calculating a distortion amount of the distorted image by using the coordinate values of the center dot and all the non-center dots according to a distortion amount calculation equation for the distorted image, thereby obtaining a distortion amount of the lens.Type: GrantFiled: October 9, 2017Date of Patent: December 11, 2018Assignee: Qingdao GoerTek Technology Co., Ltd.Inventors: Xingyi Chen, Jianjun Xu, Xiliang Niu
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Publication number: 20180325896Abstract: The present disclosure relates to compounds that are Syk inhibitors and to their use in the treatment of various disease states, including cancer and inflammatory conditions. In particular embodiments, the structure of the compounds is given by Formula I: wherein R1, R2, R3, and R4 are as described herein. The present disclosure further provides pharmaceutical compositions that include a compound of Formula I, or pharmaceutically acceptable salts or co-crystals thereof, and methods of using these compounds and compositions to treat conditions mediated by Syk.Type: ApplicationFiled: April 4, 2018Publication date: November 15, 2018Inventors: Peter A. Blomgren, Kevin S. Currie, Jeffrey E. Kropf, Seung H. Lee, Jennifer R. Lo, Scott A Mitchell, Aaron C. Schmitt, Sundaramoorthi Swaminathan, Jin-Ming Xiong, Jianjun Xu, Zhongdong Zhao
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Patent number: 10093684Abstract: Certain imidazopyrazines of Formula I and pharmaceutical compositions thereof are provided herein: Methods of treating patients suffering from certain diseases and disorders responsive to the inhibition of Syk activity, which comprises administering to such patients an amount of at least one chemical entity effective to reduce signs or symptoms of the disease or disorder are provided. Also provided are methods for determining the presence or absence of Syk kinase in a sample.Type: GrantFiled: January 11, 2017Date of Patent: October 9, 2018Assignee: Gilead Connecticut, Inc.Inventors: Peter A. Blomgren, Kevin S. Currie, Jeffrey E. Kropf, Seung H. Lee, Scott A. Mitchell, Douglas G. Stafford, Jianjun Xu
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Patent number: 10092583Abstract: Certain imidazopyridines and pharmaceutical compositions thereof are provided herein. Methods of treating patients suffering from certain diseases and disorders responsive to the inhibition of Syk activity, which comprises administering to such patients an amount of at least one chemical entity effective to reduce signs or symptoms of the disease or disorder are provided. Also provided are methods for determining the presence or absence of Syk kinase in a sample.Type: GrantFiled: December 21, 2016Date of Patent: October 9, 2018Assignee: Gilead Connecticut, Inc.Inventors: Peter A. Blomgren, Kevin S. Currie, Jeffrey E. Kropf, Seung H. Lee, Scott A. Mitchell, Aaron C. Schmitt, Jianjun Xu, Zhongdong Zhao
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Publication number: 20180280387Abstract: The present disclosure relates to compounds that are Syk inhibitors and to their use in the treatment of various disease states, including cancer and inflammatory conditions. In particular embodiments, the structure of the compounds is given by Formula I: wherein R1, R2, R3, and R4 are as described herein. The present disclosure further provides pharmaceutical compositions that include a compound of Formula I, or pharmaceutically acceptable salts thereof, and methods of using these compounds and compositions to treat conditions mediated by Syk. In certain embodiments, also disclosed are methods for treating a cancer in a subject (e.g., a human) in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt thereof, in combination with a vinca-alkaloid, or a pharmaceutically acceptable salt thereof.Type: ApplicationFiled: February 28, 2018Publication date: October 4, 2018Inventors: Peter A. Blomgren, Astrid Clarke, Kevin S. Currie, Julie A. Di Paolo, Jeffrey E. Kropf, Seung H. Lee, Jennifer R. Lo, Scott A. Mitchell, Aaron C. Schmitt, Sundaramoorthi Swaminathan, Jin-Ming Xiong, Jianjun Xu, Zhongdong Zhao
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Patent number: 10053469Abstract: Pyridone and aza-pyridone compounds of Formula I are provided, including stereoisomers, tautomers, and pharmaceutically acceptable salts thereof, useful for inhibiting Btk kinase, and for treating immune disorders such as inflammation mediated by Btk kinase. Methods of using compounds of Formula I for in vitro, in situ, and in vivo diagnosis, and treatment of such disorders in mammalian cells, or associated pathological conditions, are disclosed.Type: GrantFiled: September 30, 2016Date of Patent: August 21, 2018Assignees: GILEAD CONNECTICUT, INC., GENENTECH INC.Inventors: Antonio J. M. Barbosa, Peter A. Blomgren, Kevin S. Currie, Ravi Krishnamoorthy, Jeffrey E. Kropf, Seung H. Lee, Scott A. Mitchell, Daniel Ortwine, Aaron C. Schmitt, Xiaojing Wang, Jianjun Xu, Wendy Young, Honglu Zhang, Zhongdong Zhao, Pavel E. Zhichkin
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Publication number: 20180179229Abstract: Pyridone and aza-pyridone compounds of Formula I are provided, including stereoisomers, tautomers, and pharmaceutically acceptable salts thereof, useful for inhibiting Btk kinase, and for treating immune disorders such as inflammation mediated by Btk kinase. Methods of using compounds of Formula I for in vitro, in situ, and in vivo diagnosis, and treatment of such disorders in mammalian cells, or associated pathological conditions, are disclosed.Type: ApplicationFiled: February 26, 2018Publication date: June 28, 2018Applicants: GILEAD CONNECTICUT, INC., GENENTECH INC.Inventors: Antonio J.M. BARBOSA, Peter A. BLOMGREN, Kevin S. CURRIE, Ravi KRISHNAMOORTHY, Jeffrey E. KROPF, Seung H. LEE, Scott A. MITCHELL, Daniel ORTWINE, Aaron C. SCHMITT, Xiaojing WANG, Jianjun XU, Wendy YOUNG, Honglu ZHANG, Zhongdong ZHAO, Pavel E. ZHICHKIN
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Patent number: 10005774Abstract: The present disclosure relates to compounds that are Syk inhibitors and to their use in the treatment of various disease states, including cancer and inflammatory conditions. In particular embodiments, the structure of the compounds is given by Formula I: wherein X1, X2, X3, R2, R3, R4, R5, and Y are as described herein. The present disclosure further provides pharmaceutical compositions that include a compound of Formula I, or pharmaceutically acceptable salts thereof, and methods of using these compounds and compositions to treat conditions mediated by Syk.Type: GrantFiled: May 9, 2016Date of Patent: June 26, 2018Assignee: Gilead Sciences, Inc.Inventors: Peter A. Blomgren, Jayaraman Chandrasekhar, Kevin S. Currie, Zhimin Du, Julie Farand, Juan A. Guerrero, Ashley A. Katana, Darryl Kato, Jeffrey E. Kropf, Scott E. Lazerwith, Seung H. Lee, Jiayao Li, John O. Link, Jennifer R. Lo, Nicholas Mai, Scott A. Mitchell, Gregory Notte, Hyung-jung Pyun, Michael Sangi, Aaron C. Schmitt, Adam J. Schrier, Kirk L. Stevens, Chandrasekar Venkataramani, William J. Watkins, Jin-Ming Xiong, Jianjun Xu, Zheng-Yu Yang, Jeff Zablocki, Zhongdong Zhao, Sheila Zipfel
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Patent number: 9968601Abstract: The present disclosure relates to compounds that are Syk inhibitors and to their use in the treatment of various disease states, including cancer and inflammatory conditions. In particular embodiments, the structure of the compounds is given by Formula I: wherein R1, R2, R3, and R4 are as described herein. The present disclosure further provides pharmaceutical compositions that include a compound of Formula I, or pharmaceutically acceptable salts or co-crystals thereof, and methods of using these compounds and compositions to treat conditions mediated by Syk.Type: GrantFiled: February 5, 2016Date of Patent: May 15, 2018Assignee: Gilead Sciences, Inc.Inventors: Peter A. Blomgren, Kevin S. Currie, Jeffrey E. Kropf, Seung H. Lee, Jennifer R. Lo, Scott A. Mitchell, Aaron C. Schmitt, Sundaramoorthi Swaminathan, Jin-Ming Xiong, Jianjun Xu, Zhongdong Zhao
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Patent number: 9938278Abstract: The present invention relates to compounds which bind to the NR1H4 receptor (FXR) and act as agonists of FXR. The invention further relates to the use of the compounds for the preparation of a medicament for the treatment of diseases and/or conditions through binding of said nuclear receptor by said compounds and to a process for the synthesis of said compounds.Type: GrantFiled: December 16, 2015Date of Patent: April 10, 2018Assignee: GILEAD SCIENCES, INC.Inventors: Christian Gege, Claus Kremoser, Olaf Kinzel, Peter A. Blomgren, Kevin S. Currie, Jeffrey E. Kropf, Aaron C. Schmitt, William J. Watkins, Jianjun Xu
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Patent number: 9931338Abstract: The present disclosure relates to compounds that are Syk inhibitors and to their use in the treatment of various disease states, including cancer and inflammatory conditions. In particular embodiments, the structure of the compounds is given by Formula I: wherein R1, R2, R3, and R4 are as described herein. The present disclosure further provides pharmaceutical compositions that include a compound of Formula I, or pharmaceutically acceptable salts thereof, and methods of using these compounds and compositions to treat conditions mediated by Syk. In certain embodiments, also disclosed are methods for treating a cancer in a subject (e.g., a human) in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt thereof, in combination with a vinca-alkaloid, or a pharmaceutically acceptable salt thereof.Type: GrantFiled: October 20, 2016Date of Patent: April 3, 2018Assignee: Gilead Sciences, Inc.Inventors: Peter A. Blomgren, Astrid Clarke, Kevin S. Currie, Julie A. Di Paolo, Jeffrey E. Kropf, Seung H. Lee, Jennifer R. Lo, Scott A. Mitchell, Aaron C. Schmitt, Sundaramoorthi Swaminathan, Jin-Ming Xiong, Jianjun Xu, Zhongdong Zhao
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Publication number: 20180086769Abstract: Certain imidazopyrazines and pharmaceutical compositions thereof are provided herein. Methods of treating patients suffering from certain diseases and disorders responsive to the inhibition of Syk activity, which comprises administering to such patients an amount of at least one chemical entity effective to reduce signs or symptoms of the disease or disorder are provided. Also provided are methods for determining the presence or absence of Syk kinase in a sample.Type: ApplicationFiled: September 28, 2017Publication date: March 29, 2018Inventors: David M. Armistead, Antonio J. M. Barbosa, JR., Peter A. Blomgren, Kevin S. Currie, James P. Harding, Jeffrey E. Kropf, Seung H. Lee, Scott A. Mitchell, Soumya Mitra, Douglas G. Stafford, Jianjun Xu, Zhongdong Zhao
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Publication number: 20180031442Abstract: A method for measuring lens distortion, comprising: providing a test card having a dot matrix pattern of K×N dots, wherein the K and the N are both positive integer; obtaining a distorted image of the test card after being distorted by a lens; establishing a planar coordinate system for the distorted image by using a dot at an upper left corner of the distorted image as a coordinate origin, a rightward direction from the origin as a positive direction of axis X, and a downward direction from the origin as a positive direction of axis Y; positioning a center dot of the distorted image and all non-center dots by scanning and searching, and determining coordinate values of the center dot and all the non-center dots in the planar coordinate system; and calculating a distortion amount of the distorted image by using the coordinate values of the center dot and all the non-center dots according to a distortion amount calculation equation for the distorted image, thereby obtaining a distortion amount of the lens.Type: ApplicationFiled: October 9, 2017Publication date: February 1, 2018Inventors: Xingyi CHEN, Jianjun XU, Xiliang NIU
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Publication number: 20170355693Abstract: The present disclosure relates generally to compounds which bind to the NR1H4 receptor (FXR) and act as agonists of FXR. The disclosure further relates to the use of the compounds for the preparation of a medicament for the treatment of diseases and/or conditions through binding of said nuclear receptor by said compounds and to a process for the synthesis of said compounds.Type: ApplicationFiled: June 12, 2017Publication date: December 14, 2017Inventors: Peter A. Blomgren, Kevin S. Currie, Julie Farand, Christian Gege, Jeffrey E. Kropf, Jianjun Xu
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Publication number: 20170355685Abstract: The present disclosure relates generally to compounds which bind to the NR1H4 receptor (FXR) and act as agonists of FXR. The disclosure further relates to the use of the compounds for the preparation of a medicament for the treatment of diseases and/or conditions through binding of said nuclear receptor by said compounds and to a process for the synthesis of said compounds.Type: ApplicationFiled: June 9, 2017Publication date: December 14, 2017Inventors: Peter A. Blomgren, Kevin S. Currie, Christian Gege, Jeffrey E. Kropf, Jianjun Xu