Patents by Inventor Qin Guo
Qin Guo 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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Publication number: 20110281837Abstract: 3-substituted-6-aryl pyridines of Formula I are provided: wherein R1, R2, R3, R8, R9, A and Ar are defined herein. Such compounds are ligands of C5a receptors. Preferred compounds of Formula I bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled 3-substituted-6-aryl pyridines, which are useful as probes for the localization of C5a receptors.Type: ApplicationFiled: January 3, 2011Publication date: November 17, 2011Inventors: Alan J. Hutchinson, Jun Yuan, Kyungae Lee, George D. Maynard, Bertrand L. Chenard, Nian Liu, Qin Guo, Zihong Guo, Peter Hrnciar
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Publication number: 20110118273Abstract: Pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds analogues of the formula: wherein R, R2, R5, E, Z1, Z3, Z4, and Ar are defined herein. Such compounds are ligands of C5a receptors. Preferred pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds of the invention bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds, which are useful as probes for the localization of C5a receptors.Type: ApplicationFiled: January 26, 2011Publication date: May 19, 2011Applicant: NOVARTIS INTERNATIONAL PHARMACEUTICAL LTD.Inventors: Jun Yuan, Peter Hrnciar, Qin Guo, George D. Maynard
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Patent number: 7906528Abstract: Pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds analogues of the formula: wherein R, R2, R5, E, Z1, Z3, Z4, and Ar are defined herein. Such compounds are ligands of C5a receptors. Preferred pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds of the invention bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds, which are useful as probes for the localization of C5a receptors.Type: GrantFiled: October 5, 2005Date of Patent: March 15, 2011Assignee: Novartis International Pharmaceutical Ltd.Inventors: Jun Yuan, Peter Hrnciar, Qin Guo, George D. Maynard
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Patent number: 7863454Abstract: 3-substituted-6-aryl pyridines of Formula I are provided: wherein R1, R2, R3, R8, R9, A and Ar are defined herein. Such compounds are ligands of C5a receptors. Preferred compounds of Formula I bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled 3-substituted-6-aryl pyridines, which are useful as probes for the localization of C5a receptors.Type: GrantFiled: March 3, 2008Date of Patent: January 4, 2011Assignee: Novartis International Pharmaceutical Ltd.Inventors: Alan J. Hutchison, Jun Yuan, Kyungae Lee, George D. Maynard, Bertrand L. Chenard, Nian Liu, Qin Guo, Zihong Guo, Peter Hrnciar
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Publication number: 20100292236Abstract: 5-Membered heterocyclic amides and related compounds are provided, of the Formula: wherein variables are as described herein. Such compounds are ligands that may be used to modulate specific receptor activity in vivo or in vitro, and are particularly useful in the treatment of conditions associated with pathological receptor activation in humans, domesticated companion animals and livestock animals. Pharmaceutical compositions and methods for using such compounds to treat such disorders are provided, as are methods for using such ligands for receptor localization studies.Type: ApplicationFiled: July 21, 2008Publication date: November 18, 2010Applicant: H. LUNDBECK A/SInventors: Hongbin Li, Jun Yuan, Rajagopal Bakthavatchalam, Kevin J. Hodgetts, Scott M. Capitosti, Jianmin Mao, David J. Wustrow, Qin Guo
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Publication number: 20100266509Abstract: Heteroaryl amide analogues are provided, of Formula (I), wherein variables are as described herein. Such compounds are ligands that may be used to modulate specific receptor activity in vivo or in vitro, and are particularly useful in the treatment of conditions associated with pathological receptor activation in humans, domesticated companion animals and livestock animals. Pharmaceutical compositions and methods for using such compounds to treat such disorders are provided, as are methods for using such ligands for receptor localization studies.Type: ApplicationFiled: April 9, 2008Publication date: October 21, 2010Applicant: H. Lindbeck A/SInventors: David C. Ihle, Qin Guo, Kevin Hodgetts, Jun Yuan
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Publication number: 20100022516Abstract: 4,5-disubstituted-2-arypyrimidines of Formula I and Formula II are provided: wherein R1, R2, R3, R8, R9, A and Ar are defined herein. Such compounds are ligands of C5a receptors. Preferred compounds of Formula I and II bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled 4,5-disubstituted-2-arylpyrimidines, which are useful as probes for the localization of C5a receptors.Type: ApplicationFiled: January 26, 2009Publication date: January 28, 2010Inventors: George D. MAYNARD, Manuka GHOSH, Jun YUAN, Kevin S. CURRIE, Scott MITCHELL, Qin GUO, He ZHAO
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Publication number: 20090176980Abstract: 3-substituted-6-aryl pyridines of Formula I are provided: wherein R1, R2, R3, R8, R9, A and Ar are defined herein. Such compounds are ligands of C5a receptors. Preferred compounds of Formula I bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled 3-substituted-6-aryl pyridines, which are useful as probes for the localization of C5a receptors.Type: ApplicationFiled: March 3, 2008Publication date: July 9, 2009Inventors: Alan J. Hutchison, Jun Yuan, Kyungae Lee, George D. Maynard, Bertrand L. Chenard, Nian Liu, Qin Guo, Zhihong Guo, Peter Hrnciar
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Patent number: 7495908Abstract: A mounting apparatus is provided for mounting a data storage device to a drive bracket. The data storage device is locked to the drive bracket via a locking module. The locking module includes a housing member attached to the drive bracket, and a pushing member, a locking member, and a releasing member that are attached to the housing member. The pushing member is driven by a pushing action of the data storage device for releasing the locking member in a first direction for locking the data storage device. The locking member is driven by the releasing member for unlocking the data storage device in an opposite direction with respect to the first direction.Type: GrantFiled: June 29, 2007Date of Patent: February 24, 2009Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Xue-Cheng Zhang, Hao Lan, Pin-Shian Wu, Qin Guo, Chun-Chi Liang
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Patent number: 7492585Abstract: A mounting apparatus for mounting a data storage device, which has a protrusion thereon, includes a bracket, a fixing member movably mounted to the bracket, a resilient member connected between the bracket and the fixing member, and a latching member mounted to the fixing member. The bracket for holding the data storage device includes a sidewall. The sidewall defines a slide slot configured for the protrusion of the data storage device sliding therealong. The latching member includes a retaining space for receiving the protrusion of the data storage device. The latching member is selectively locatable in at least two positions of the fixing member.Type: GrantFiled: November 3, 2006Date of Patent: February 17, 2009Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Wen-Min Zhang, Qin Guo, Pin-Shian Wu, Hsuan-Tsung Chen, Chun-Chi Liang
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Patent number: 7482350Abstract: 4,5-disubstituted-2-arylpyrimidines of Formula I and Formula II are provided: wherein R1, R2, R3, R8, R9, A and Ar are defined herein. Such compounds are ligands of C5a receptors. Preferred compounds of Formula I and II bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled 4,5-disubstituted-2-arylpyrimidines, which are useful as probes for the localization of C5a receptors.Type: GrantFiled: May 6, 2005Date of Patent: January 27, 2009Assignee: Neurogen CorporationInventors: George D. Maynard, Manuka Ghosh, Jun Yuan, Kevin S. Currie, Scott Mitchell, Qin Guo, He Zhao
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Publication number: 20080267887Abstract: Pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds analogues of the formula: wherein R, R2, R5, E, Z1, Z3, Z4, and Ar are defined herein. Such compounds are ligands of C5a receptors. Preferred pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds of the invention bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds, which are useful as probes for the localization of C5a receptors.Type: ApplicationFiled: October 5, 2005Publication date: October 30, 2008Applicant: Neurogen CorporationInventors: Jun Yuan, Peter Hrnciar, Qin Guo, George D. Maynard
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Patent number: 7443667Abstract: A mounting apparatus for holding a storage device with a plurality of mounting holes thereof. The mounting apparatus includes a bracket for accommodating the storage device therein and a fastener. The bracket includes a first sidewall. The first sidewall has a pair of installing plates and a securing portion opposite to the pair of installing plates. A plurality of through holes is defined between the pair of installing plates and the securing portion, corresponding to the mounting holes. The fastener has a pivot end pivotally attached to the pair of installing plates and a free end forming a locking portion engagable with the securing portion. A plurality of locking pegs projects from the fastener. When the locking pegs are passed through the through holes and inserted into the mounting holes of the storage device, the storage device is secured in the bracket.Type: GrantFiled: July 21, 2006Date of Patent: October 28, 2008Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Qin Guo, Guang-Yao Lee
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Patent number: 7440270Abstract: A mounting apparatus for mounting a data storage device that defines a locking hole in a sidewall thereof, includes a bracket for holding the data storage device, a first locking member, and a second locking member. The bracket includes a side wall. The side wall defines a through-hole therein. The first locking member is pivotably mounted to the side wall of the bracket. A locking portion protrudes from the first locking member for being inserted through the through-hole of the bracket to engage in the locking hole of the data storage device. The second locking member is pivotably mounted to the side wall of the bracket, and releasably mounted to the first locking member.Type: GrantFiled: November 25, 2006Date of Patent: October 21, 2008Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Ji-Wei Zheng, Wei Zhang, Qin Guo, Guang-Yao Lee, Chun-Chi Liang
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Patent number: 7405950Abstract: A mounting apparatus for mounting two or more types of data storage devices that each defines a locking hole in a sidewall thereof includes a bracket for holding the data storage devices, a fixing member, and a locking member. The bracket includes a first side wall. The first side wall defines a locating hole therein. The locating hole has at least two locating positions. The fixing member is pivotably mounted to the first side wall of the bracket. The locking member is selectively mounted to at least two positions of the fixing member. The locking member includes a locking portion extending therefrom, for selectively being inserted through the at least two locating positions of the locating hole of the bracket to engage in the locking hole of a corresponding type of data storage device.Type: GrantFiled: November 10, 2006Date of Patent: July 29, 2008Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Xue-Cheng Zhang, Qin Guo, Guang-Yao Lee, Chun-Chi Liang
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Patent number: 7342115Abstract: 3-substituted-6-aryl pyridines of Formula I are provided: wherein R1, R2, R3, R8, R9, A and Ar are defined herein. Such compounds are ligands of C5a receptor. Preferred compounds of Formula I bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled 3-substituted-6-aryl pyridines, which are useful as probes for the localization of C5a receptors.Type: GrantFiled: November 7, 2003Date of Patent: March 11, 2008Assignee: Neurogen CorporationInventors: Alan J. Hutchison, Jun Yuan, Kyungae Lee, George D. Maynard, Bertrand L. Chenard, Nian Liu, Qin Guo, Zihong Guo, Peter Hrnciar
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Publication number: 20080000849Abstract: A mounting apparatus is provided for mounting a data storage device to a drive bracket. The data storage device is locked to the drive bracket via a locking module. The locking module includes a housing member attached to the drive bracket, and a pushing member, a locking member, and a releasing member that are attached to the housing member. The pushing member is driven by a pushing action of the data storage device for releasing the locking member in a first direction for locking the data storage device. The locking member is driven by the releasing member for unlocking the data storage device in an opposite direction with respect to the first direction.Type: ApplicationFiled: June 29, 2007Publication date: January 3, 2008Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: XUE-CHENG ZHANG, HAO LAN, PIN-SHIAN WU, QIN GUO, CHUN-CHI LIANG
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Publication number: 20070279889Abstract: A mounting apparatus for mounting two or more types of data storage devices that each defines a locking hole in a sidewall thereof includes a bracket for holding the data storage devices, a fixing member, and a locking member. The bracket includes a first side wall. The first side wall defines a locating hole therein. The locating hole has at least two locating positions. The fixing member is pivotably mounted to the first side wall of the bracket. The locking member is selectively mounted to at least two positions of the fixing member. The locking member includes a locking portion extending therefrom, for selectively being inserted through the at least two locating positions of the locating hole of the bracket to engage in the locking hole of a corresponding type of data storage device.Type: ApplicationFiled: November 10, 2006Publication date: December 6, 2007Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Xue-Cheng Zhang, Qin Guo, Guang-Yao Lee, Chun-Chi Liang
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Publication number: 20070279860Abstract: A mounting apparatus for mounting a data storage device that defines a locking hole in a sidewall thereof, includes a bracket for holding the data storage device, a first locking member, and a second locking member. The bracket includes a side wall. The side wall defines a through-hole therein. The first locking member is pivotably mounted to the side wall of the bracket. A locking portion protrudes from the first locking member for being inserted through the through-hole of the bracket to engage in the locking hole of the data storage device. The second locking member is pivotably mounted to the side wall of the bracket, and releasably mounted to the first locking member.Type: ApplicationFiled: November 25, 2006Publication date: December 6, 2007Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: JI-WEI ZHENG, WEI ZHANG, QIN GUO, GUANG-YAO LEE, CHUN-CHI LIANG
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Patent number: D615984Type: GrantFiled: May 11, 2009Date of Patent: May 18, 2010Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Qin Guo