Patents by Inventor Guoqiang Wang

Guoqiang Wang 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).

  • 6-11 Bridged Oxime Erythromycin Derivatives
    Publication number: 20100041618
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes processes by which to make the compounds of the present invention.
    Type: Application
    Filed: August 18, 2009
    Publication date: February 18, 2010
    Inventors: Guoqiang Wang, Ly Tam Phan, Yat Sun Or, Yao-Ling Qiu, Deqiang Niu, Yulin Peng, Marina Busuyek, Yanchun Wang, Suanne Nakajima
  • 6,11-BRIDGED BIARYL MACROLIDES
    Publication number: 20090264380
    Abstract: The present invention discloses compounds of formula I, II or X, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Application
    Filed: March 6, 2009
    Publication date: October 22, 2009
    Inventors: In Jong Kim, Tongzhu Liu, Jiang Long, Guoqiang Wang, Yao-Ling Qiu, Heejin Kim, Yanchun Wang, Ly Tam Phan, Yat Sun Or
  • 6, 11-bridged tricyclic macrolides
    Patent number: 7589067
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Grant
    Filed: October 10, 2006
    Date of Patent: September 15, 2009
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Guoqiang Wang, Tongzhu Liu, Ly Tam Phan
  • C-8 HALOGENATED MACROLIDES
    Publication number: 20090209547
    Abstract: The present invention discloses compounds of formula (I) or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Application
    Filed: February 13, 2009
    Publication date: August 20, 2009
    Inventors: IN JONG KIM, GUOQIANG WANG, HEEJIN KIM, YAT SUN OR
  • 6,11-BRIDGED BIARYL MACROLIDES
    Publication number: 20090118506
    Abstract: The present invention discloses compounds of formula I, II or, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Application
    Filed: September 17, 2008
    Publication date: May 7, 2009
    Inventors: IN JONG KIM, Tongzhu Liu, Yao-Ling Qiu, Guoqiang Wang, Jiang Long, Heejin Kim, Yanchun Wang, Ly Tam Phan, Yat Sun Or
  • 6-11 Bridged Oxime Erythromycin Derivatives
    Publication number: 20080262208
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes processes by which to make the compounds of the present invention.
    Type: Application
    Filed: May 20, 2008
    Publication date: October 23, 2008
    Inventors: Guoqiang Wang, Ly Tam Phan, Yat Sun Or, Yao-Ling Qiu, Deqiang Niu, Yulin Peng, Marina Busuyek, Yanchun Wang, Suanne Nakajima
  • 6-11 Bicyclic erythromycin derivatives
    Patent number: 7414030
    Abstract: The present invention discloses compounds of formulaes I, II, III, or IV, or a racemate, enantiomer, regioisomer, salt, ester or prodrug thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Grant
    Filed: January 5, 2005
    Date of Patent: August 19, 2008
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Nha Huu Vo, Guoqiang Wang, Guoyou Xu, Ying Hou, Ying Sun, Ly Tam Phan, Zhe Wang, Yat Sun Or
  • Bicyclic 9a-azalide derivatives
    Patent number: 7402568
    Abstract: The present invention discloses compounds of formulae I and II, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Grant
    Filed: September 27, 2005
    Date of Patent: July 22, 2008
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Yao-Ling Qiu, Guoqiang Wang, Deqiang Niu, Ly Tam Phan
  • 6-11 bridged oxime erythromycin derivatives
    Patent number: 7384922
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes processes by which to make the compounds of the present invention.
    Type: Grant
    Filed: May 3, 2006
    Date of Patent: June 10, 2008
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Guoqiang Wang, Ly Tam Phan, Yat Sun Or
  • 8A,11-BICYCLIC 8A-AZALIDE DERIVATIVES
    Publication number: 20070259822
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Application
    Filed: May 1, 2007
    Publication date: November 8, 2007
    Inventors: Yat Sun Or, Ly Tam Phan, Guoqiang Wang
  • Teaching Model for Enterprise Management
    Publication number: 20070254267
    Abstract: A teaching model for enterprise operation includes a base defining a market system model, a production system and product development system module, a management module, a business system module, a planning system module, a strategic module, and an information module. The production system and product development system module, the management module, the business system module, the planning system module, the strategic module, and the information module are arranged in turn from bottom to top on the base.
    Type: Application
    Filed: July 11, 2005
    Publication date: November 1, 2007
    Inventor: Guoqiang Wang
  • 9a, 11-3C-bicyclic 9a-azalide derivatives
    Patent number: 7276487
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Grant
    Filed: September 21, 2004
    Date of Patent: October 2, 2007
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Guoqiang Wang, Yulin Peng, Yanchun Wang, Ly Tam Phan, Yat Sun Or
  • 6-11 bicyclic ketolide derivatives
    Patent number: 7273853
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Grant
    Filed: January 25, 2005
    Date of Patent: September 25, 2007
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Guoqiang Wang, Ly Tam Phan, Deqiang Niu, Nha Huu Vo, Yao-Ling Qiu, Yanchun Wang, Marina Busuyek, Ying Hou, Yulin Peng, Heejin Kim, Tongzhu Liu, Jay Judson Farmer, Guoyou Xu
  • 9A, 11-2C-bicyclic 9a-azalide derivatives
    Patent number: 7271155
    Abstract: The present invention discloses compounds of formulae I and II, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Grant
    Filed: January 3, 2006
    Date of Patent: September 18, 2007
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Ly Tam Phan, Guoqiang Wang, Yanchun Wang, Yulin Peng
  • 6, 11-bridged tricyclic macrolides
    Publication number: 20070082853
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Application
    Filed: October 10, 2006
    Publication date: April 12, 2007
    Inventors: Yat Or, Guoqiang Wang, Tongzhu Liu, Ly Phan
  • 6-11 bicyclic ketolide derivatives
    Patent number: 7189704
    Abstract: The present invention discloses, inter alia, a compound of the following formula, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the aforementioned compounds. The invention further includes processes by which to make the compounds of the present invention.
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: March 13, 2007
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Deqiang Niu, Guoqiang Wang, Yat Sun Or, Ly Tam Phan
  • Processes for the preparation of O-(6-Pyrazol-1-yl-pyridin-3-ylmethyl)-hydroxylamine
    Patent number: 7135573
    Abstract: The present invention relates to processes and intermediates for the preparation of 6–11 bicyclic erythromycin derivatives.
    Type: Grant
    Filed: October 25, 2005
    Date of Patent: November 14, 2006
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Heejin Kim, Guoqiang Wang, Yat Sun Or, Zhe Wang, Guoyou Xu, Ly Tam Pham
  • 6-11 Bridged oxime erythromycin derivatives
    Publication number: 20060252712
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes processes by which to make the compounds of the present invention.
    Type: Application
    Filed: May 3, 2006
    Publication date: November 9, 2006
    Inventors: Guoqiang Wang, Ly Phan, Yat Or, Yao-ling Qiu, Deqiang Niu, Yulin Peng, Marina Busuyek, Yanchun Wang, Suanne Nakajima
  • 6-11 Bridged oxime erythromycin derivatives
    Publication number: 20060252710
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes processes by which to make the compounds of the present invention.
    Type: Application
    Filed: May 4, 2005
    Publication date: November 9, 2006
    Inventors: Guoqiang Wang, Ly Phan, Yat Or, Yao-Ling Qiu, Deqiang Niu, Yulin Peng, Marina Busuyek, Yanchun Wang, Suanne Nakajima
  • 6,11-bicyclic erythromycin derivatives
    Patent number: 7129221
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Grant
    Filed: May 13, 2003
    Date of Patent: October 31, 2006
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Guoqiang Wang, Ly Tam Phan, Deqiang Niu, Yao-Ling Qiu, Nha Huu Vo, Jay Judson Farmer, Ying Hou