Patents by Inventor Laval Chan Chun Kong

Laval Chan Chun Kong 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).

  • Compounds and methods for the treatment or prevention of infections
    Patent number: 8829030
    Abstract: Compounds represented by formula: Wherein X, Y and Z are as defined herein, pharmaceutically acceptable salts thereof, and related compounds, are suitable for use in treating or preventing a Flaviviridae viral infection in a host.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: September 9, 2014
    Assignee: Vertex Pharmaceuticals (Canada) Incorporated
    Inventors: Laval Chan Chun Kong, Sanjoy Kumar Das, Nghe Nguyen-Ba, Liliane Halab, Bettina Hamelin, Oswy Z. Pereira, Carl Poisson, Melanie Proulx, Thunkunta Jagadeeswar Reddy, Ming Qiang Zhang
  • BENZIMIDAZOLE ANALOGUES FOR THE TREATMENT OR PREVENTION OF FLAVIVIRUS INFECTIONS
    Publication number: 20140243257
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein A, B, B?, X, Y, R1, R1?, R2, R2?, R3, R3?, R5, R5?, R6, m, n, or p are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Application
    Filed: May 8, 2014
    Publication date: August 28, 2014
    Applicant: Vertex Pharmaceuticals Incorporated
    Inventors: James A. Henderson, John Maxwell, Louis Vaillancourt, Mark Morris, Ronald Grey, JR., Simon Giroux, Laval Chan Chun Kong, Sanjoy Kumar Das, Bingcan Liu, Carl Poisson, Caroline Cadilhac, Monica Bubenik, T. Jagadeeswar Reddy, Guy Falardeau, Constantin Yannopoulos, Jian Wang, Oswy Z. Pereira, Youssef L. Bennani, Albert C. Pierce, Govinda Rao Bhisetti, Kevin M. Cottrell, Valerie Marone
  • Analogues for the treatment or prevention of flavivirus infections
    Patent number: 8779156
    Abstract: Compounds represented by formula I or pharmaceutically acceptable salts thereof, wherein A, B, B?, X, Y, R1, R2, R2?, R3, R3?, R4, R4?, R5, R5?, m, n, or p are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Grant
    Filed: September 24, 2012
    Date of Patent: July 15, 2014
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Sanjoy Kumar Das, Youssef L. Benanni, Laval Chan Chun Kong, John Maxwell, T. Jagadeeswar Reddy, Constantin Yannopoulos, Bingcan Liu, Caroline Cadilhac, Simon Giroux, James A. Henderson, Real Denis, Louis Vaillancourt, Oswy Z. Pereira, Carl Poisson, Guy Falardeau, Mark A. Morris
  • Benzimidazole analogues for the treatment or prevention of flavivirus infections
    Patent number: 8765731
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein A, B, B?, X, Y, R1, R1?, R2, R2?, R3, R3?, R5, R5?, R6, m, n, or p are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: July 1, 2014
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: James A. Henderson, John Maxwell, Louis Vaillancourt, Mark Morris, Ronald Grey, Jr., Simon Giroux, Laval Chan Chun Kong, Sanjoy Kumar Das, Bingan Liu, Carl Poisson, Caroline Cadilhac, Monica Bubenik, T. Jagadeeswar Reddy, Guy Falardeau, Constantin Yannopoulos, Jian Wang, Oswy Z. Pereira, Youssef L. Bennani, Albert C. Pierce, Govinda Rao Bhisetti, Kevin M. Cottrell, Valerie Marone
  • Compounds and methods for the treatment or prevention of flavivirus infections
    Patent number: 8674118
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein R1, X, Y, Y1, and Z are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Grant
    Filed: March 9, 2012
    Date of Patent: March 18, 2014
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Real Denis, Carl Poisson, Sanjoy Kumar Das, Irina Motorina, Rabindra Rej, Constantin G. Yannopoulos, Laval Chan Chun Kong
  • Thiophene analogues for the treatment or prevention of flavivirus infections
    Patent number: 8658674
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein R1, X, Y, and Z are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Grant
    Filed: August 10, 2012
    Date of Patent: February 25, 2014
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Laval Chan Chun Kong, Sanjoy Kumar Das, Carl Poisson, Constantin G. Yannopoulos, Guy Falardeau, Louis Vaillancourt, Real Denis
  • COMPOUNDS AND METHODS FOR THE TREATMENT OR PREVENTION OF FLAVIVIRUS INFECTIONS
    Publication number: 20130136719
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts thereof, wherein R1, R2, and R3 are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Application
    Filed: May 25, 2012
    Publication date: May 30, 2013
    Applicant: VERTEX PHARMACEUTICALS INCORPORATED
    Inventors: Laval Chan Chun Kong, Sanjoy Kumar Das, Carl Poisson
  • COMPOUNDS AND METHODS FOR THE TREATMENT OR PREVENTION OF FLAVIVIRUS INFECTIONS
    Publication number: 20130123242
    Abstract: The present invention provides novel compounds represented by formula I: or pharmaceutically acceptable salts thereof useful for treating flaviviridae viral infection.
    Type: Application
    Filed: October 26, 2012
    Publication date: May 16, 2013
    Applicant: Vertex Pharmaceuticals (Canada) Incorporated
    Inventors: Laval Chan Chun Kong, Jean Bedard, Sanjoy Kumar Das, Nghe Nguyen-Ba, Oswy Z. Pereira, Thumkunta Jagadeeswar Reddy, Mohammad Arshad Siddiqui, Wuyi Wang, Constantin G. Yannopoulos
  • C-21-keto lupane derivatives preparation and use thereof
    Patent number: 8431556
    Abstract: The invention relates to 21-keto triterpene compounds of formula (I): wherein R1, X and Y are as defined herein, and pharmaceutically acceptable salts and solvates thereof. These compounds exhibit significant anti-HIV activity. Thus, the invention also relates to methods for prevention or treatment of HIV infections by administering therapeutically effective amounts of a compound of formula (I), or a pharmaceutically acceptable salt or solvate thereof to a subject in need of such treatment.
    Type: Grant
    Filed: July 3, 2010
    Date of Patent: April 30, 2013
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Christophe Moinet, Marc Courchesne, Liliane Halab, Nathalie Chauret, Laval Chan Chun Kong
  • ANALOGUES FOR THE TREATMENT OR PREVENTION OF FLAVIVIRUS INFECTIONS
    Publication number: 20130085150
    Abstract: Compounds represented by formula I or pharmaceutically acceptable salts thereof, wherein A, B, B?, X, Y, R1, R2, R2?, R3, R3?, R4, R4?, R5, R5?m, n, or p are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Application
    Filed: September 24, 2012
    Publication date: April 4, 2013
    Applicant: Vertex Pharmaceuticals Incorporated
    Inventors: Oswy Z. Pereira, John Maxwell, Youssef L. Bennani, Sanjoy Kumar Das, Laval Chan Chun Kong, Jagadeeswar T. Reddy, Simon Giroux, Kevin M. Cottrell, Mark A. Morris
  • ANALOGUES FOR THE TREATMENT OR PREVENTION OF FLAVIVIRUS INFECTIONS
    Publication number: 20130072523
    Abstract: Compounds represented by Formula I: (I) or pharmaceutically acceptable salts thereof, wherein A, B, B?, X, Y, R1, R2, R2?, R3, R3?, R4, R4?, R5?, R5?m, n, or p are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Application
    Filed: December 27, 2010
    Publication date: March 21, 2013
    Applicant: VERTEX PHARMACEUTICALS INCORPORATED
    Inventors: Bingcan Liu, Carl Poisson, Laval Chan Chun Kong, Sanjoy Kumar Das, Constantin Yannopoulos, Caroline Cadilhac, T. Jagadeeswar Reddy, Louis Vaillancourt, Guy Falardeau, Oswy Z. Pereira, Monica Bubenik, John Maxwell
  • Compounds and methods for the treatment or prevention of flavivirus infections
    Patent number: 8357718
    Abstract: Compounds represented by formula: wherein X, Y and Z are as defined herein, pharmaceutically acceptable salts thereof, and related compounds, are suitable for use in treating or preventing a Flaviviridae viral infection in a host.
    Type: Grant
    Filed: February 4, 2008
    Date of Patent: January 22, 2013
    Assignee: Vertex Pharmaceuticals (Canada) Incorporated
    Inventors: Laval Chan Chun Kong, Sanjoy Kumar Das, Nghe Nguyen-Ba, Liliane Halab, Bettina Hamelin, Oswy Z. Pereira, Carl Poisson, Melanie Proulx, Thumkunta Jagadeeswar Reddy, Zhang Ming-Qiang
  • Benzimidazole analogues for the treatment or prevention of flavivirus infections
    Patent number: 8354419
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein A, B, B?, X, Y, R1, R1?, R2, R2?, R3, R3?, R5, R5?, R6, m, n, or p are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: January 15, 2013
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: James A. Henderson, John Maxwell, Louis Vaillancourt, Mark Morris, Ronald Grey, Jr., Simon Giroux, Laval Chan Chun Kong, Sanjoy Kumar Das, Bingcan Liu, Carl Poisson, Caroline Cadilhac, Monica Bubenik, T. Jagadeeswar Reddy, Guy Falardeau, Constantin Yannopoulos, Jian Wang, Oswy Z. Pereira, Youssef L. Bennani, Albert C. Pierce, Govinda Rao Bhisetti, Kevin M. Cottrell, Valerie Marone
  • Compounds and methods for the treatment or prevention of infections
    Patent number: 8329924
    Abstract: The present invention provides novel compounds represented by formula I: or pharmaceutically acceptable salts thereof useful for treating flaviviridae viral infection.
    Type: Grant
    Filed: April 7, 2011
    Date of Patent: December 11, 2012
    Assignee: Vertex Pharmaceuticals (Canada) Incorporated
    Inventors: Laval Chan Chun Kong, Jean Bedard, Sanjoy Kumar Das, Nghe Nguyen-Ba, Oswy Z. Pereira, Thumkunta Jagadeeswar Reddy, Mohammad Arshad Siddiqui, Wuyi Wang, Constantin G. Yannopoulos
  • THIOPHENE ANALOGUES FOR THE TREATMENT OR PREVENTION OF FLAVIVIRUS INFECTIONS
    Publication number: 20120301430
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein R1, X, Y, and Z are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Application
    Filed: August 10, 2012
    Publication date: November 29, 2012
    Applicant: Vertex Pharmaceuticals (Canada) Incorporated
    Inventors: Laval Chan Chun Kong, Sanjoy Kumar Das, Carl Poisson, Constantin G. Yannopoulos, Guy Falardeau, Louis Vaillancourt, Real Denis
  • Lupane derivatives useful for treating HIV
    Patent number: 8269026
    Abstract: The invention relates to 21-keto triterpene compounds of formula (I): wherein R1, X, and Y are as defined herein, and pharmaceutically acceptable salts and solvates thereof. These compounds exhibit significant anti-HIV activity. Thus, the invention also relates to methods for prevention or treatment of HIV infections by administering therapeutically effective amounts of a compound of formula (I), or a pharmaceutically acceptable salt or solvate thereof to a subject in need of such treatment.
    Type: Grant
    Filed: July 3, 2010
    Date of Patent: September 18, 2012
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Christophe Moinet, Liliane Halab, Nathalie Turcotte, Monica Bubenik, Marc Courchesne, Carl Poisson, Oswy Z. Pereira, Paul Nguyen-Ba, Bingcan Liu, Nathalie Chauret, Caroline Cadilhac, Laval Chan Chun Kong
  • Thiophene analogues for the treatment or prevention of flavivirus infections
    Patent number: 8269014
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein R1, X, Y, and Z are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: September 18, 2012
    Assignee: Vertex Pharmaceuticals (Canada) Incorporated
    Inventors: Laval Chan Chun Kong, Sanjoy Kumar Das, Carl Poisson, Constantin G. Yannopoulos, Guy Falardeau, Louis Vaillancourt, Real Denis
  • Compounds and Methods for the Treatment or Prevention of Flavivirus Infections
    Publication number: 20120164103
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein R1, X, Y, Y1, and Z are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Application
    Filed: March 9, 2012
    Publication date: June 28, 2012
    Applicant: Vertex Pharmaceuticals (Canada) Incorporated
    Inventors: Real Denis, Carl Poisson, Sanjoy Kumar Das, Irina Motorina, Rabindra Rej, Constantin G. Yannopoulos, Laval Chan Chun Kong
  • Compounds and methods for the treatment or prevention of infections
    Patent number: 8158675
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein R1, X, Y, Y1, and Z are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Grant
    Filed: July 24, 2009
    Date of Patent: April 17, 2012
    Assignee: Vertex Pharmaceuticals (Canada) Incorporated
    Inventors: Real Denis, Carl Poisson, Sanjoy Kumar Das, Irina Motorina, Rabindra Rej, Constantin G. Yannopoulos, Laval Chan Chun Kong
  • THIOPHENE ANALOGUES FOR THE TREATMENT OR PREVENTION OF FLAVIVIRUS INFECTIONS
    Publication number: 20120059170
    Abstract: Compounds represented by formula I: or pharmaceutically acceptable salts and solvates thereof, wherein R1, X, Y, and Z are as defined herein, are useful for treating flaviviridae viral infections.
    Type: Application
    Filed: June 29, 2011
    Publication date: March 8, 2012
    Applicant: Vertex Pharmaceuticals ( Canada) Incorporated
    Inventors: Laval Chan Chun Kong, Sanjoy Kumar Das, Carl Poisson, Constantin G. Yannopoulos, Guy Falardeau, Louis Vaillancourt, Réal Denis