Patents by Inventor Xiufeng Eric Hu

Xiufeng Eric Hu 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).

  • Melanin concentrating hormone antagonists
    Patent number: 7368462
    Abstract: The present invention relates to compounds capable of serving as moderators of human and mammalian appetite and as such provide a means for reducing body mass and controlling obesity.
    Type: Grant
    Filed: July 13, 2005
    Date of Patent: May 6, 2008
    Assignee: The Procter & Gamble Company
    Inventor: Xiufeng Eric Hu
  • Melanin concentrating hormone antagonists
    Patent number: 7304065
    Abstract: The present invention relates to compounds capable of serving as moderators of human and mammalian appetite and as such provides a means for reducing body mass. The compounds of the present invention are selective against melanin concentrating hormone and do not have the pernicious side effects resulting from compounds which interact with other appetite related brain receptors.
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: December 4, 2007
    Assignee: The Procter & Gamble Company
    Inventor: Xiufeng Eric Hu
  • Melanocortin receptor ligands
    Patent number: 7087759
    Abstract: Disclosed are MC-3/MC-4 receptor ligands, the ligands having the following formula: wherein A is a conformationally restricted ring system selected from the group consisting of: a) non-aromatic carbocyclic rings; b) aromatic carbocyclic rings; c) non-aromatic heterocyclic rings; d) aromatic heterocyclic rings; wherein said rings comprises from 5 to 8 atoms; and W is a unit which preferable comprises D-1-fluorophenyalanine, Y comprises a heteroatom, and Z comprises an aromatic carbocyclic ring. Also disclosed are pharmaceutical compositions comprising the ligands of the invention as well as methods of treating diseases mediated through MC-3/MC-4 receptors.
    Type: Grant
    Filed: May 28, 2004
    Date of Patent: August 8, 2006
    Assignee: The Procter & Gamble Company
    Inventors: Wieslaw Adam Mazur, Xinrong Tian, Xiufeng Eric Hu, Frank Hallock Ebetino
  • Melanocortin receptor ligands
    Patent number: 6911447
    Abstract: Disclosed are MC-3/MC-4 receptor ligands, the ligands having the following formula: wherein A is a conformationally restricted ring system selected from the group consisting of: a) non-aromatic carbocyclic rings; b) aromatic carbocyclic rings; c) non-aromatic heterocyclic rings; d) aromatic heterocyclic rings; wherein said rings comprises from 5 to 8 atoms; and W is a unit which preferable comprises D-1-fluorophenyalanine, Y comprises a heteroatom, and Z comprises an aromatic carbocyclic ring. Also disclosed are pharmaceutical compositions comprising the ligands of the invention as well as methods of treating diseases mediated through MC-3/MC-4 receptors.
    Type: Grant
    Filed: April 12, 2002
    Date of Patent: June 28, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Wieslaw Adam Mazur, Xinrong Tian, Xiufeng Eric Hu, Frank Hallock Ebetino
  • Antimicrobial quinolones, their compositions and uses
    Patent number: 6900224
    Abstract: Compounds of the following formula: are effective antimicrobial agents.
    Type: Grant
    Filed: June 16, 2003
    Date of Patent: May 31, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Benoit Ledoussal, Xiufeng Eric Hu, Ji-In Kim Almstead, Jeffrey Lyle Gray
  • Melanocortin receptor ligands
    Publication number: 20040224985
    Abstract: Disclosed are MC-3/MC-4 receptor ligands, the ligands having the following formula: 1
    Type: Application
    Filed: May 28, 2004
    Publication date: November 11, 2004
    Applicant: The Procter & Gamble Company
    Inventors: Wieslaw Adam Mazur, Xinrong Tian, Xiufeng Eric Hu, Frank Hallock Ebetino
  • Antimicrobial quinolones, their compositions and uses
    Publication number: 20040038975
    Abstract: Compounds of the following formula: 1
    Type: Application
    Filed: June 16, 2003
    Publication date: February 26, 2004
    Applicant: The Procter & Gamble Company
    Inventors: Benoit Ledoussal, Xiufeng Eric Hu, Ji-In Kim Almstead, Jeffrey Lyle Gray
  • Antimicrobial quinolones, their compositions and uses
    Publication number: 20040029882
    Abstract: Compounds of the following formula: 1
    Type: Application
    Filed: July 30, 2003
    Publication date: February 12, 2004
    Applicant: The Procter & Gamble Co.
    Inventors: Benoit Ledoussal, Xiufeng Eric Hu, Ji-In Kim Almstead, Jeffrey Lyle Gray
  • Antimicrobial quinolones, their compositions and uses
    Patent number: 6645981
    Abstract: Compounds of the following formula: are effective antimicrobial agents.
    Type: Grant
    Filed: December 14, 2001
    Date of Patent: November 11, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Benoit Ledoussal, Xiufeng Eric Hu, Ji-In Kim Almstead, Jeffrey Lyle Gray
  • Melanocortin receptor ligands
    Publication number: 20030109556
    Abstract: Disclosed are MC-3/MC-4 receptor ligands, the ligands having the following formula: 1
    Type: Application
    Filed: April 12, 2002
    Publication date: June 12, 2003
    Applicant: The Procter & Gamble Company
    Inventors: Wieslaw Adam Mazur, Xinrong Tian, Xiufeng Eric Hu, Frank Hallock Ebetino
  • Antimicrobial quinolones, their compositions and uses
    Publication number: 20030008894
    Abstract: Compounds of the following formula: 1
    Type: Application
    Filed: December 14, 2001
    Publication date: January 9, 2003
    Applicant: The Procter & Gamble Company
    Inventors: Benoit Ledoussal, Xiufeng Eric Hu, Ji-In Kim Almstead, Jeffrey Lyle Gray
  • Antimicrobial quinolones, their compositions and uses
    Patent number: 6329391
    Abstract: This invention relates to novel antimicrobial compounds of formula; wherein X, R1, R3, R5, R6, and R8 are defined in the claims, and to their optical isomers, diastereomers or enantiomers, as well as pharmaceutically-acceptable salts, hydrates, and biohydrolyzable esters, amides and imides thereof, and to compositions and uses of such compounds. The invention also relates to compounds derived from these compounds having antimicrobial uses.
    Type: Grant
    Filed: March 10, 1999
    Date of Patent: December 11, 2001
    Assignee: The Procter & Gamble Co.
    Inventors: Benoit Ledoussal, Ji-In Kim Almstead, Jeffrey Lyle Gray, Xiufeng Eric Hu