Patents by Inventor Yulin Peng

Yulin Peng 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 bicycle ketolide derivatives
    Patent number: 7064110
    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: November 19, 2003
    Date of Patent: June 20, 2006
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Wang Guoqiang, 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
  • 6-11 Bicyclic ketolide derivatives
    Publication number: 20050159370
    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: January 25, 2005
    Publication date: July 21, 2005
    Applicant: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Or, Guoqiang Wang, Ly Phan, Deqiang Niu, Nha Vo, Yao-Ling Qiu, Yanchun Wang, Marina Busuyek, Ying Hou, Yulin Peng, Heejin Kim, Tongzhu Liu, Jay Farmer, Guoyou Xu
  • 9a,11-3C-bicyclic 9a-azalide derivatives
    Publication number: 20050090460
    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: September 21, 2004
    Publication date: April 28, 2005
    Applicant: Enanta Pharmaceuticals, Inc.
    Inventors: Guoqiang Wang, Yulin Peng, Yanchun Wang, Ly Phan, Yat Or
  • 6-11 bicyclic ketolide derivatives
    Patent number: 6878691
    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 5, 2003
    Date of Patent: April 12, 2005
    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
  • 6-11 Bicyclic ketolide derivatives
    Publication number: 20050037982
    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 5, 2003
    Publication date: February 17, 2005
    Inventors: Yat Or, Guoqiang Wang, Ly Phan, Deqiang Niu, Nha Vo, Yao-Ling Qiu, Yanchun Wang, Marina Busuyek, Ying Hou, Yulin Peng, Heejin Kim, Tongzhu Liu, Jay Farmer, Guoyou Xu
  • 6-11 Bicyclic ketolide derivatives
    Publication number: 20040157787
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: 1
    Type: Application
    Filed: November 19, 2003
    Publication date: August 12, 2004
    Inventors: Yat Sun Or, Wang Guoqiang, 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, Guoyav Xu
  • Conversion of compactin to pravastatin by actinomadura
    Publication number: 20030199075
    Abstract: A method for converting compactin to pravastatin is described. Compactin is provided and contacted with an agent derived from Actinomadura under conditions in which the agent converts compactin to pravastatin. Also described are an Actinomadura strain, an Actinomadura cell free extract, an Actinomadura hydroxylase, and a method for lowering cholesterol levels in mammals.
    Type: Application
    Filed: May 12, 2003
    Publication date: October 23, 2003
    Inventors: Arnold L. Demain, Yulin Peng, Jacob Yashphe, Joseph Davis
  • Conversion of compactin to pravastatin by Actinomadura
    Patent number: 6566120
    Abstract: A method for converting compactin to pravastatin is described. Compactin is provided and contacted with an agent derived from Actinomadura under conditions in which the agent converts compactin to pravastatin. Also described are an Actinomadura strain, an Actinomadura cell free extract, an Actinomadura hydroxylase, and a method for lowering cholesterol levels in mammals.
    Type: Grant
    Filed: April 13, 2001
    Date of Patent: May 20, 2003
    Assignee: Massachusetts Institute of Technology
    Inventors: Arnold L. Demain, Yulin Peng, Jacob Yashphe, Joseph Davis
  • Conversion of compactin to pravastatin by actinomadura
    Publication number: 20010026934
    Abstract: A method for converting compactin to pravastatin is described. Compactin is provided and contacted with an agent derived from Actinomadura under conditions in which the agent converts compactin to pravastatin. Also described are an Actinomadura strain, an Actinomadura cell free extract, an Actinomadura hydroxylase, and a method for lowering cholesterol levels in mammals.
    Type: Application
    Filed: April 13, 2001
    Publication date: October 4, 2001
    Inventors: Arnold Demain, Yulin Peng, Jacob Yashphe, Joseph Davis
  • Conversion of compactin to pravastatin by Actinomadura
    Patent number: 6274360
    Abstract: A method for converting compactin to pravastatin is described. Compactin is provided and contacted with an agent derived from Actinomadura under conditions in which the agent converts compactin to pravastatin. Also described are an Actinomadura strain, an Actinomadura cell free extract, an Actinomadura hydroxylase, and a method for lowering cholesterol levels in mammals.
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: August 14, 2001
    Assignee: Massachusetts Insitute of Technology
    Inventors: Arnold L. Demain, Yulin Peng, Jacob Yashphe, Joseph Davis
  • Conversion of compactin to pravastatin by actinomadura
    Patent number: 5942423
    Abstract: A method for converting compactin to pravastatin is described. Compactin is provided and contacted with an agent derived from Actinomadura under conditions in which the agent converts compactin to pravastatin. Also described are an Actinomadura strain, an Actinomadura cell free extract, an Actinomadura hydroxylase, and a method for lowering cholesterol levels in mammals.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 24, 1999
    Assignee: Massachusetts Institute of Technology
    Inventors: Arnold L. Demain, Yulin Peng, Jacob Yashphe, Joseph Davis