Patents by Inventor Zhenjian Du
Zhenjian Du 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: 8921407Abstract: Compounds of formula (I), pharmaceutical compositions comprising compounds of formula (I) and methods of inhibiting Hsp90 in a cell, treating or preventing a proliferation disorder in a mammal and treating cancer in a mammal comprising administering a compound of formula (I) to a patient or a cell. Variable R5 is an optionally substituted heteroaryl; an optionally substituted 6 to 14-membered aryl; a bicyclic 9-member heterocycle optionally substituted at any substitutable nitrogen or carbon atoms; or a substituent R18, defined herein. Ring A is an aryl or a heteroaryl optionally further substituted with one or more substituents in addition to R3. Substituent R3 is defined herein.Type: GrantFiled: November 13, 2012Date of Patent: December 30, 2014Assignee: Synta Pharmaceuticals Corp.Inventors: Weiwen Ying, Shijie Zhang, Zhenjian Du, Kevin Foley
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Publication number: 20140371222Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.Type: ApplicationFiled: August 29, 2014Publication date: December 18, 2014Applicant: SYNTA PHARMACEUTICALS CORP.Inventors: Lijun Sun, Weiwen Ying, Junghyun Chae, Teresa Kowalczyk-Prezewloka, Shijie Zhang, Dinesh U. Chimmanamada, Kevin Paul Foley, Zhenjian Du, Hao Li, David James, Howard P. Ng, Zachary Demko, Dan Zhou, Shuzhen Qin
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Patent number: 8901308Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.Type: GrantFiled: July 16, 2012Date of Patent: December 2, 2014Assignee: Synta Pharmaceuticals Corp.Inventors: Weiwen Ying, David James, Shijie Zhang, Teresa Przewloka, Junghyun Chae, Dinesh U. Chimmanamada, Chi-Wan Lee, Elena Kostik, Howard P. Ng, Kevin Foley, Zhenjian Du, James Barsoum
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Patent number: 8835464Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.Type: GrantFiled: April 5, 2013Date of Patent: September 16, 2014Assignee: Synta Pharmaceuticals Corp.Inventors: Lijun Sun, Weiwen Ying, Junghyun Chae, Teresa Kowalczyk-Prezewloka, Shijie Zhang, Dinesh U. Chimmanamada, Kevin Paul Foley, Zhenjian Du, Hao Li, David James, Howard P. Ng, Zachary Demko, Dan Zhou, Shuzhen Qin
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Publication number: 20140221375Abstract: The present invention relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for treating c-Met associated cancers, in a subject in need thereof.Type: ApplicationFiled: February 10, 2014Publication date: August 7, 2014Applicant: SYNTA PHARMACEUTICALS CORP.Inventors: Zhenjian Du, Kevin Paul Foley
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Publication number: 20140094436Abstract: Compounds of formula (I), pharmaceutical compositions comprising compounds of formula (I) and methods of inhibiting Hsp90 in a cell, treating or preventing a proliferation disorder in a mammal and treating cancer in a mammal comprising administering a compound of formula (I) to a patient or a cell. Variable R5 is an optionally substituted heteroaryl; an optionally substituted 6 to 14-membered aryl; a bicyclic 9-member heterocycle optionally substituted at any substitutable nitrogen or carbon atoms; or a substituent R18, defined herein. Ring A is an aryl or a heteroaryl optionally further substituted with one or more substituents in addition to R3. Substituent R3 is defined herein.Type: ApplicationFiled: December 11, 2013Publication date: April 3, 2014Applicant: SYNTA PHARMACEUTICALS CORP.Inventors: Weiwen Ying, Zhenjian Du, Kevin Foley
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Publication number: 20140045795Abstract: The invention relates to compounds of structural formula (I): or a pharmaceutically acceptable salt, solvate, clathrate, and prodrug thereof, wherein Ra, Rb, and R2 are defined herein. These compounds inhibit tubulin polymerization and/or target vasculature and are useful for treating proliferative disorders, such as cancer.Type: ApplicationFiled: October 15, 2013Publication date: February 13, 2014Applicant: SYNTA PHARMACEUTICALS CORPORATIONInventors: Lijun Sun, Christopher Borella, Hao Li, Jun Jiang, Shoujun Chen, Keizo Koya, Takayo Inoue, Zhenjian Du, Kevin Foley, Yaming Wu, Mei Zhang, Weiwen Ying
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Patent number: 8648104Abstract: The present invention relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for treating c-Met associated cancers, in a subject in need thereof.Type: GrantFiled: May 22, 2008Date of Patent: February 11, 2014Assignee: Synta Pharmaceuticals Corp.Inventors: Zhenjian Du, Kevin Foley
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Patent number: 8629285Abstract: Compounds of formula (I), pharmaceutical compositions comprising compounds of formula (I) and methods of inhibiting Hsp90 in a cell, treating or preventing a proliferation disorder in a mammal and treating cancer in a mammal comprising administering a compound of formula (I) to a patient or a cell Variable R5 is an optionally substituted heteroaryl; an optionally substituted 6 to 14-membered aryl; a bicyclic 9-member heterocycle optionally substituted at any substitutable nitrogen or carbon atoms; or a substituent R18, defined herein. Ring A is an aryl or a heteroaryl optionally further substituted with one or more substituents in addition to R3. Substituent R3 is defined herein.Type: GrantFiled: August 10, 2006Date of Patent: January 14, 2014Assignee: Synta Pharmaceuticals Corp.Inventors: Weiwen Ying, Zhenjian Du, Kevin Foley
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Publication number: 20130345219Abstract: The present invention relates to compounds according to formulae (IA) to (ID) and compositions that inhibit the activity of Hsp90. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a compound of the invention, or a composition comprising such a compound.Type: ApplicationFiled: August 28, 2013Publication date: December 26, 2013Applicant: Synta Pharmaceuticals Corp.Inventors: Chi-Wan Lee, Teresa Prezewloka, Weiwen Ying, Minghu Song, Zhenjian Du, Kevin Foley, Dan Zhou, Shuzhen Qin
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Patent number: 8598366Abstract: The invention relates to compounds of structural formula (I): or a pharmaceutically acceptable salt, solvate, clathrate, and prodrug thereof, wherein Ra, Rb, and R2 are defined herein. These compounds inhibit tubulin polymerization and/or target vasculature and are useful for treating proliferative disorders, such as cancer.Type: GrantFiled: July 26, 2012Date of Patent: December 3, 2013Assignee: Synta Pharmaceuticals CorporationInventors: Lijun Sun, Christopher Borella, Hao Li, Jun Jiang, Shoujun Chen, Keizo Koya, Takayo Inoue, Zhenjian Du, Kevin Foley, Yaming Wu, Mei Zhang, Weiwen Ying
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Publication number: 20130296378Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.Type: ApplicationFiled: April 5, 2013Publication date: November 7, 2013Applicant: SYNTA PHARMACEUTICALS CORP.Inventors: Lijun Sun, Weiwen Ying, Junghyun Chae, Teresa Prezewloka, Shijie Zhang, Dinesh U. Chimmanamada, Kevin Paul Foley, Zhenjian Du, Hao Li, David James, Howard P. Ng, Zachary Demko, Dan Zhou, Shuzhen Qin
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Patent number: 8524712Abstract: The present invention relates to compounds according to formulae (IA) to (ID) and compositions that inhibit the activity of Hsp90. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a compound of the invention, or a composition comprising such a compound.Type: GrantFiled: March 24, 2008Date of Patent: September 3, 2013Assignee: Synta Pharmaceuticals Corp.Inventors: Chi-Wan Lee, Teresa Przewloka, Weiwen Ying, Minghu Song, Zhenjian Du, Kevin Foley, Dan Zhou, Shuzhen Qin
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Patent number: 8415377Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.Type: GrantFiled: September 9, 2011Date of Patent: April 9, 2013Assignee: Synta Pharmaceuticals Corp.Inventors: Lijun Sun, Weiwen Ying, Junghyun Chae, Teresa Przewloka, Shijie Zhang, Dinesh Chimmanamada, Kevin Foley, Zhenjian Du, Hao Li, David James, Howard Ng, Zachary Demko, Dan Zhou, Shuzhen Qin
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Patent number: 8362055Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.Type: GrantFiled: June 14, 2010Date of Patent: January 29, 2013Assignee: Synta Pharmaceuticals, Inc.Inventors: Weiwen Ying, David James, Shijie Zhang, Teresa Przewloka, Junghyun Chae, Dinesh U. Chimmanamada, Chi-Wan Lee, Elena Kostik, Howard P. Ng, Kevin Foley, Zhenjian Du, James Barsoum
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Publication number: 20120330009Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.Type: ApplicationFiled: July 16, 2012Publication date: December 27, 2012Inventors: Weiwen Ying, David James, Shijie Zhang, Teresa Przewloka, Junghyun Chae, Dinesh U. Chimmanamada, Chi-Wan Lee, Elena Kostik, Howard P. Ng, Kevin Foley, Zhenjian Du, James Barsoum
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Patent number: 8329736Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.Type: GrantFiled: April 20, 2012Date of Patent: December 11, 2012Assignee: Synta Pharmaceuticals, Corp.Inventors: Dinesh U. Chimmanamada, Weiwen Ying, Teresa Kowalczyk Przewloka, Shijie Zhang, Kevin Foley, Zhenjian Du, Dan Zhou, Shuzhen Qin
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Patent number: 8329899Abstract: Compounds of formula (I), pharmaceutical compositions comprising compounds of formula (I) and methods of inhibiting Hsp90 in a cell, treating or preventing a proliferation disorder in a mammal and treating cancer in a mammal comprising administering a compound of formula (I) to a patient or a cell. Variable R5 is an optionally substituted heteroaryl; an optionally substituted 6 to 14-membered aryl; a bicyclic 9-member heterocycle optionally substituted at any substitutable nitrogen or carbon atoms; or a substituent R18, defined herein. Ring A is an aryl or a heteroaryl optionally further substituted with one or more substituents in addition to R3. Substituent R3 is defined herein.Type: GrantFiled: February 14, 2011Date of Patent: December 11, 2012Assignee: Synta Pharmaceuticals, Corp.Inventors: Weiwen Ying, Shijie Zhang, Zhenjian Du, Kevin Foley
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Patent number: 8318790Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.Type: GrantFiled: May 25, 2007Date of Patent: November 27, 2012Assignee: Synta Pharmaceuticals Corp.Inventors: Weiwen Ying, David James, Shijie Zhang, Junghyun Chae, Teresa Przewloka, Howard P. Ng, Hao Li, Zachary Demko, Dinesh U. Chimmanamada, Chi-wan Lee, Zhenjian Du, Kevin Foley, Minghu Song, Lijun Sun, Keizo Koya, Dan Zhou, Shuzhen Qin
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Publication number: 20120289483Abstract: The invention relates to compounds of structural formula (I): or a pharmaceutically acceptable salt, solvate, clathrate, and prodrug thereof, wherein Ra, Rb, and R2 are defined herein. These compounds inhibit tubulin polymerization and/or target vasculature and are useful for treating proliferative disorders, such as cancer.Type: ApplicationFiled: July 26, 2012Publication date: November 15, 2012Applicant: SYNTA PHARMACEUTICALS CORPORATIONInventors: Lijun Sun, Christopher Borella, Hao Li, Jun Jiang, Shoujun Chen, Keizo Koya, Takayo Inoue, Zhenjian Du, Kevin Foley, Yaming Wu, Mei Zhang, Weiwen Ying