Patents by Inventor Yee Kwong
Yee Kwong 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: 10874673Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: GrantFiled: June 25, 2018Date of Patent: December 29, 2020Assignee: Vertex Pharmaceuticals IncorporatedInventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Publication number: 20190151314Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: ApplicationFiled: June 25, 2018Publication date: May 23, 2019Inventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, loana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Patent number: 10147700Abstract: A window clamp includes a center portion, side portions, and flexible members. The side portions are arranged on opposing sides of the center portion. The flexible members extend between the side portions and the center portion. The flexible members allow movement of the center portion in X, Y, and Z directions independent of movement of the side portions.Type: GrantFiled: February 23, 2017Date of Patent: December 4, 2018Assignee: Carsem (M) Sdn. Bhd.Inventors: Wong Chee Heng, Yee Kwong Cheong, Regis Arul Raj
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Patent number: 10093692Abstract: The present invention relates to a novel class of benzimidazolyl/imidazolyl phosphine ligands, methods of preparing such ligands via a simple one-pot protocol, and applications of the ligands in catalytic reactions.Type: GrantFiled: September 17, 2014Date of Patent: October 9, 2018Assignee: The Hong Kong Polytechnic UniversityInventors: Fuk Yee Kwong, Shun Man Wong, Chung Chiu Yeung
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Patent number: 10039762Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: GrantFiled: September 28, 2017Date of Patent: August 7, 2018Assignee: Vertex Pharmaceuticals IncorporatedInventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Publication number: 20180078553Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: ApplicationFiled: September 28, 2017Publication date: March 22, 2018Inventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Patent number: 9808459Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: GrantFiled: October 21, 2016Date of Patent: November 7, 2017Assignee: Vertex Pharmaceuticals IncorporatedInventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Publication number: 20170256518Abstract: A window clamp includes a center portion, side portions, and flexible members. The side portions are arranged on opposing sides of the center portion. The flexible members extend between the side portions and the center portion. The flexible members allow movement of the center portion in X, Y, and Z directions independent of movement of the side portions.Type: ApplicationFiled: February 23, 2017Publication date: September 7, 2017Inventors: Wong Chee Heng, Yee Kwong Cheong, Regis Arul Raj
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Publication number: 20170100400Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: ApplicationFiled: October 21, 2016Publication date: April 13, 2017Inventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Patent number: 9518056Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: GrantFiled: November 2, 2015Date of Patent: December 13, 2016Assignee: Vertex Pharmaceuticals IncorporatedInventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Publication number: 20160222042Abstract: The present invention relates to a novel class of benzimidazolyl/imidazolyl phosphine ligands, methods of preparing such ligands via a simple one-pot protocol, and applications of the ligands in catalytic reactions.Type: ApplicationFiled: September 17, 2014Publication date: August 4, 2016Inventors: Fuk Yee KWONG, Shun Man WONG, Chung Chiu YEUNG
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Publication number: 20160152614Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: ApplicationFiled: November 2, 2015Publication date: June 2, 2016Inventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Patent number: 9345708Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: GrantFiled: June 16, 2014Date of Patent: May 24, 2016Assignee: Vertex Pharmaceuticals IncorporatedInventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Publication number: 20140296201Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: ApplicationFiled: June 16, 2014Publication date: October 2, 2014Inventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Byrn, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Patent number: 8829007Abstract: Methods of inhibiting the replication of influenza viruses in a biological sample or patient, of reducing the amount of influenza viruses in a biological sample or patient, and of treating influenza in a patient, comprises administering to said biological sample or patient an effective amount of a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A compound is represented by Structural Formula (IA) or a pharmaceutically acceptable salt thereof, wherein the values of Structural Formula (IA) are as described herein. A pharmaceutical composition comprises an effective amount of such a compound or pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, adjuvant or vehicle.Type: GrantFiled: December 6, 2013Date of Patent: September 9, 2014Assignee: Vertex Pharmaceuticals IncorporatedInventors: Paul S. Charifson, Michael P. Clark, Upul K. Bandarage, Randy S. Bethiel, John J. Court, Hongbo Deng, Ioana Davies, John P. Duffy, Luc J. Farmer, Huai Gao, Wenxin Gu, Dylan H. Jacobs, Joseph M. Kennedy, Mark W. Ledeboer, Brian Ledford, Francois Maltais, Emanuele Perola, Tiansheng Wang, M. Woods Wannamaker, Randal Bym, Yi Zhou, Chao Lin, Min Jiang, Steven Jones, Ursula A. Germann, Francesco G. Salituro, Ann Dak-Yee Kwong
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Publication number: 20140199684Abstract: A method of amplifying an HCV nucleic acid in an HCV infected sample comprises amplifying a segment of a DNA template that is complementary to a genome of HCV RNA from the sample by a two-stage PCR, wherein a first stage PCR employs a first outer primer and a second outer primer, and a second stage PCR employs a first inner primer and a second inner primer. The nucleotide sequence of the first outer primer comprises a nucleotide sequence as set forth in SEQ ID NO: 2; or SEQ ID NO:9, wherein optionally 1, 2 or 3 nucleotides are other nucleotides than those of SEQ ID NO: 9. The nucleotide sequence of the second outer primer comprises a nucleotide sequence set forth in SEQ ID NO: 3 or 4; or a nucleotide sequence as set forth in SEQ ID NO: 10 or 11, wherein optionally 1, 2 or 3 nucleotides are other nucleotides than those of SEQ ID NO: 10 and 11.Type: ApplicationFiled: January 28, 2014Publication date: July 17, 2014Applicant: Vertex Pharmaceuticals IncorporatedInventors: Ann Dak-Yee Kwong, James Daniel Frantz, Douglas John Bartels, Chao Lin, Benjamin Shames, Sheila Seepersaud, Judith A. Lippke, Tara Lynn Kieffer, Yi Zhou, Eileen Z. Zhang, James C. Sullivan
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Patent number: 8679740Abstract: A method of amplifying an HCV nucleic acid in an HCV infected sample comprises amplifying a segment of a DNA template that is complementary to a genome of HCV RNA from the sample by a two-stage PCR, wherein a first stage PCR employs a first outer primer and a second outer primer, and a second stage PCR employs a first inner primer and a second inner primer. The nucleotide sequence of the first outer primer comprises a nucleotide sequence as set forth in SEQ ID NO: 2; or SEQ ID NO:9, wherein optionally 1, 2 or 3 nucleotides are other nucleotides than those of SEQ ID NO: 9. The nucleotide sequence of the second outer primer comprises a nucleotide sequence set forth in SEQ ID NO: 3 or 4; or a nucleotide sequence as set forth in SEQ ID NO: 10 or 11, wherein optionally 1, 2 or 3 nucleotides are other nucleotides than those of SEQ ID NO: 10 and 11.Type: GrantFiled: July 20, 2011Date of Patent: March 25, 2014Assignee: Vertex Pharmaceuticals IncorporatedInventors: Ann Dak-Yee Kwong, James Daniel Frantz, Douglas John Bartels, Chao Lin, Benjamin Shames, Sheila Seepersaud, Judith A. Lippke, Tara Lynn Kieffer, Yi Zhou, Eileen Z. Zhang, James C. Sullivan
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Publication number: 20140050697Abstract: A method for predicting response of a patient infected with HCV-1a to interferon treatment.Type: ApplicationFiled: June 6, 2013Publication date: February 20, 2014Applicant: Vertex Pharmaceuticals IncorporatedInventors: Douglas John Bartels, Ann Dak-Yee Kwong, Tara Lynn Kieffer
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Patent number: 8212056Abstract: The present invention relates to indolyl phosphine ligands, and methods of making such ligands utilizing phenyl hydrazines and aryl ketones as the starting material. The present invention further includes uses of the ligands in the synthesis of pharmaceuticals, materials, and agriculture.Type: GrantFiled: June 30, 2008Date of Patent: July 3, 2012Assignee: The Hong Kong Polytechnic UniversityInventors: Fuk Yee Kwong, Chau Ming So
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Publication number: 20120129155Abstract: A method of amplifying an HCV nucleic acid in an HCV infected sample comprises amplifying a segment of a DNA template that is complementary to a genome of HCV RNA from the sample by a two-stage PCR, wherein a first stage PCR employs a first outer primer and a second outer primer, and a second stage PCR employs a first inner primer and a second inner primer. The nucleotide sequence of the first outer primer comprises a nucleotide sequence as set forth in SEQ ID NO: 2; or SEQ ID NO:9, wherein optionally 1, 2 or 3 nucleotides are other nucleotides than those of SEQ ID NO: 9. The nucleotide sequence of the second outer primer comprises a nucleotide sequence set forth in SEQ ID NO: 3 or 4; or a nucleotide sequence as set forth in SEQ ID NO: 10 or 11, wherein optionally 1, 2 or 3 nucleotides are other nucleotides than those of SEQ ID NO: 10 and 11.Type: ApplicationFiled: July 20, 2011Publication date: May 24, 2012Applicant: VERTEX PHARMACEUTICALS INCORPORATEDInventors: Ann Dak-Yee Kwong, James Daniel Frantz, Douglas John Bartels, Chao Lin, Benjamin Shames, Sheila Seepersaud, Judith A. Lippke, Tara Lynn Kieffer, Yi Zhou, Eileen Z. Zhang, James C. Sullivan