Patents by Inventor Boyu Zhao

Boyu Zhao 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).

  • Patent number: 7078436
    Abstract: This invention is directed to a method for preventing or treating anxiety disorders comprising administering to a subject in need thereof a therapeutically effective amount of a compound selected from the group consisting of Formula (I) and Formula (II): wherein phenyl is substituted at X with one to five halogen atoms selected from the group consisting of fluorine, chlorine, bromine and iodine; and, R1, R2, R3, R4, R5 and R6 are independently selected from the group consisting of hydrogen and C1-C4 alkyl; wherein C1-C4 alkyl is optionally substituted with phenyl (wherein phenyl is optionally substituted with substituents independently selected from the group consisting of halogen, C1-C4 alkyl, C1-C4 alkoxy, amino, nitro and cyano).
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: July 18, 2006
    Assignee: Ortho-McNeil Pharmaceutical, Inc.
    Inventors: Carlos R. Plata-Salaman, Boyu Zhao, Roy E. Twyman
  • Publication number: 20060128772
    Abstract: The present invention is directed to novel 1,2,4-thiadiazole derivatives useful as agonists or antagonists of the melanocortin receptor. More particularly, the compounds of the present invention are useful for the treatment of metabolic, CNS and dermatological disorders such as obesity, impaired oral glucose tolerance, elevated blood glucose levels, type II diabetes, Syndrome X, diabetic retinopathy, spinal cord injury, nerve injury, acute neurodegenerative disorders, chronic neurodegenerative disorders, plexopathies, male erectile dysfunction, dry eyes, acne, dry skin, aged skin, seborrheic dermatitis, rosacea, excessive ear wax, meibomian gland disorder, pseudofolliculitis, yeast infections, dandruff, hidradenitis suppurativa, ocular rosacea and eccrine gland disorder.
    Type: Application
    Filed: February 1, 2006
    Publication date: June 15, 2006
    Inventors: Magdalena Eisinger, Louis Fitzpatrick, Daniel Lee, Kevin Pan, Carlos Plata-Salaman, Allen Reitz, Virginia Smith-Swintosky, Boyu Zhao
  • Patent number: 7049331
    Abstract: The present invention is directed to novel 1,2,4-thiadiazole derivatives useful as agonists or antagonists of the melanocortin receptor. More particularly, the compounds of the present invention are useful for the treatment of metabolic, CNS and dermatological disorders such as obesity, impaired oral glucose tolerance, elevated blood glucose levels, type II diabetes, Syndrome X, diabetic retinopathy, spinal cord injury, nerve injury, acute neurodegenerative disorders, chronic neurodegenerative disorders, plexopathies, male erectile dysfunction, dry eyes, acne, dry skin, aged skin, seborrheic dermatitis, rosacea, excessive ear wax, meibomian gland disorder, pseudofolliculitis, yeast infections, dandruff, hidradenitis suppurativa, ocular rosacea and eccrine gland disorder.
    Type: Grant
    Filed: November 4, 2002
    Date of Patent: May 23, 2006
    Assignee: Ortho-McNeil Pharmaceutical, Inc.
    Inventors: Magdalena Eisinger, Louis J. Fitzpatrick, Daniel H. Lee, Kevin Pan, Carlos Plata-Salaman, Allen B. Reitz, Virginia L. Smith-Swintosky, Boyu Zhao
  • Publication number: 20060030604
    Abstract: The present invention is directed to novel 1,2,4-thiadiazol-2-ium derivatives useful as agonists or antagonists of the melanocortin receptor. More particularly, the compounds of the present invention are useful for the treatment of metabolic, CNS and dermatological disorders such as obesity, impaired oral glucose tolerance, elevated blood glucose levels, type II diabetes, Syndrome X, diabetic retinopathy, spinal cord injury, nerve injury, acute neurodegenerative disorders, chronic neurodegenerative disorders, plexopathies, male erectile dysfunction, dry eyes, acne, dry skin, aged skin, seborrheic dermatitis, rosacea, excessive ear wax, meibomian gland disorder, pseudofolliculitis, yeast infections, dandruff, hidradenitis suppurativa, ocular rosacea and eccrine gland disorder.
    Type: Application
    Filed: September 27, 2005
    Publication date: February 9, 2006
    Inventors: Magdalena Elsinger, Louis Fitzpatrick, Daniel Lee, Kevin Pan, Carlos Plata-Salaman, Allen Reitz, Virginia Smith-Swintosky, Boyu Zhao
  • Publication number: 20050267203
    Abstract: This invention is directed to a method for preventing or treating anxiety disorders comprising administering to a subject in need thereof a therapeutically effective amount of a compound selected from the group consisting of Formula (I) and Formula (II): wherein phenyl is substituted at X with one to five halogen atoms selected from the group consisting of fluorine, chlorine, bromine and iodine; and, R1, R2, R3, R4, R5 and R6 are independently selected from the group consisting of hydrogen and C1-C4 alkyl; wherein C1-C4 alkyl is optionally substituted with phenyl (wherein phenyl is optionally substituted with substituents independently selected from the group consisting of halogen, C1-C4 alkyl, C1-C4 alkoxy, amino, nitro and cyano).
    Type: Application
    Filed: August 1, 2005
    Publication date: December 1, 2005
    Inventors: Carlos Plata-Salaman, Boyu Zhao, Roy Twyman
  • Publication number: 20050250847
    Abstract: This invention is directed to a method for preventing or treating neuropathic pain and cluster and migraine headache-associated pain comprising administering to a subject in need thereof a therapeutically effective amount of a compound of Formula (I): wherein phenyl is substituted at X with one to five halogen atoms independently selected from the group consisting of fluorine, chlorine, bromine and iodine; and; R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen and C1-C4 alkyl; wherein C1-C4 alkyl is optionally substituted with phenyl (wherein phenyl is optionally substituted with substituents independently selected from the group consisting of hydrogen, halogen, C1-C4 alkyl, C1-C4 alkoxy, amino, nitro and cyano).
    Type: Application
    Filed: February 24, 2005
    Publication date: November 10, 2005
    Inventors: Ellen Codd, Carlos Plata-Salaman, Boyu Zhao
  • Publication number: 20050153951
    Abstract: This invention provides compounds having the following general structures: This invention also provides pharmaceutical compositions comprising same and methods of using these compositions to treat and prevent disorders characterized by neuronal damage.
    Type: Application
    Filed: September 14, 2004
    Publication date: July 14, 2005
    Inventors: Ramesh Kanojia, Alfonzo Jordan, Allen Reitz, Mark Macielag, Boyu Zhao
  • Publication number: 20050009905
    Abstract: This invention is directed to a method for preventing or treating neuropathic pain and cluster and migraine headache-associated pain comprising administering to a subject in need thereof a therapeutically effective amount of an enantiomer of Formula (I) substantially free of other enantiomers or an enantiomeric mixture wherein an enantiomer of Formula (I) predominates: wherein phenyl is substituted at X with one to five halogen atoms independently selected from the group consisting of fluorine, chlorine, bromine and iodine; and; R1 and R2 are independently selected from the group consisting of hydrogen and C1-C4 alkyl; wherein C1-C4 alkyl is optionally substituted with phenyl (wherein phenyl is optionally substituted with substituents independently selected from the group consisting of hydrogen, halogen, C1-C4 alkyl, C1-C4 alkoxy, amino, nitro and cyano).
    Type: Application
    Filed: June 17, 2004
    Publication date: January 13, 2005
    Inventors: Ellen Codd, Carlos Plata-Salaman, Boyu Zhao
  • Publication number: 20040266866
    Abstract: This invention is directed to a method for preventing or treating neuropathic pain and cluster and migraine headache-associated pain comprising administering to a subject in need thereof a therapeutically effective amount of an enantiomer of Formula (I) substantially free of other enantiomers or an enantiomeric mixture wherein an enantiomer of Formula (I) predominates: 1
    Type: Application
    Filed: June 15, 2004
    Publication date: December 30, 2004
    Inventors: Ellen E. Codd, Richard P. Shank, Katherine E. Rogers, Carlos R. Plata-Salaman, Boyu Zhao
  • Publication number: 20040259944
    Abstract: This invention is directed to a method for preventing or treating neuropathic pain and cluster and migraine headache-associated pain comprising administering to a subject in need thereof a therapeutically effective amount of a compound of Formula (I): 1
    Type: Application
    Filed: June 16, 2004
    Publication date: December 23, 2004
    Inventors: Ellen C. Codd, Carlos R. Plata-Salaman, Boyu Zhao
  • Patent number: 6815464
    Abstract: This invention is directed to a method for the treatment of pain comprising administering to a subject in need thereof a therapeutically effective amount of a compound selected from the group consisting of Formula (I) and Formula (II): wherein phenyl is substituted at X with one to five halogen atoms selected from the group consisting of fluorine, chlorine, bromine and iodine; and, R1, R2, R3, R4, R5 and R6 are independently selected from the group consisting of hydrogen and C1-C4 alkyl; wherein C1-C4 alkyl is optionally substituted with phenyl (wherein phenyl is optionally substituted with substituents independently selected from the group consisting of halogen, C1-C4 alkyl, C1-C4 alkoxy, amino, nitro and cyano).
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: November 9, 2004
    Assignee: Ortho-McNeil Pharmaceutical, Inc.
    Inventors: Carlos R. Plata-Salaman, Boyu Zhao, Roy E. Twyman
  • Patent number: 6809107
    Abstract: This invention provides compounds having the following general structures: This invention also provides pharmaceutical compositions comprising same and methods of using these compositions to treat and prevent disorders characterized by neuronal damage.
    Type: Grant
    Filed: June 14, 2000
    Date of Patent: October 26, 2004
    Assignee: Ortho-McNeil Pharmaceutical, Inc.
    Inventors: Ramesh M. Kanojia, Alfonzo D. Jordan, Allen B. Reitz, Mark J. Macielag, Boyu Zhao
  • Publication number: 20040171679
    Abstract: This invention is directed to a method for preventing or treating neurodegenerative disorders comprising administering to a subject in need thereof a therapeutically effective amount of a compound selected from the group consisting of Formula (I) and Formula (II): 1
    Type: Application
    Filed: March 10, 2004
    Publication date: September 2, 2004
    Inventors: Carlos R. Plata-Salaman, Boyu Zhao, Roy E. Twyman
  • Publication number: 20030176425
    Abstract: The present invention is directed to novel 1,2,4-thiadiazole derivatives useful as agonists or antagonists of the melanocortin receptor. More particularly, the compounds of the present invention are useful for the treatment of metabolic, CNS and dermatological disorders such as obesity, impaired oral glucose tolerance, elevated blood glucose levels, type II diabetes, Syndrome X, diabetic retinopathy, spinal cord injury, nerve injury, acute neurodegenerative disorders, chronic neurodegenerative disorders, plexopathies, male erectile dysfunction, dry eyes, acne, dry skin, aged skin, seborrheic dermatitis, rosacea, excessive ear wax, meibomian gland disorder, pseudofolliculitis, yeast infections, dandruff, hidradenitis suppurativa, ocular rosacea and eccrine gland disorder.
    Type: Application
    Filed: November 4, 2002
    Publication date: September 18, 2003
    Inventors: Magdalena Eisinger, Louis J. Fitzpatrick, Daniel H. Lee, Kevin Pan, Carlos Plata-Salaman, Allen B. Reitz, Virginia L. Smith-Swintosky, Boyu Zhao
  • Publication number: 20030162819
    Abstract: The present invention is directed to novel 1,2,4-thiadiazol-2-ium derivatives useful as agonists or antagonists of the melanocortin receptor. More particularly, the compounds of the present invention are useful for the treatment of metabolic, CNS and dermatological disorders such as obesity, impaired oral glucose tolerance, elevated blood glucose levels, type II diabetes, Syndrome X, diabetic retinopathy, spinal cord injury, nerve injury, acute neurodegenerative disorders, chronic neurodegenerative disorders, plexopathies, male erectile dysfunction, dry eyes, acne, dry skin, aged skin, seborrheic dermatitis, rosacea, excessive ear wax, meibomian gland disorder, pseudofolliculitis, yeast infections, dandruff, hidradenitis suppurativa, ocular rosacea and eccrine gland disorder.
    Type: Application
    Filed: November 4, 2002
    Publication date: August 28, 2003
    Inventors: Magdalena Eisinger, Louis J. Fitzpatrick, Daniel H. Lee, Kevin Pan, Carlos Plata-Salaman, Allen B. Reitz, Virginia L. Smith-Swintosky, Boyu Zhao
  • Patent number: 6589985
    Abstract: This invention is directed to a method for preventing or treating movement disorders comprising administering to a subject in need thereof a therapeutically effective amount of a compound selected from the group consisting of Formula (I) and Formula (II): wherein phenyl is substituted at X with one to five halogen atoms selected from the group consisting of fluorine, chlorine, bromine and iodine; and, R1, R2, R3, R4, R5 and R6 are independently selected from the group consisting of hydrogen and C1-C4 alkyl; wherein C1-C4 alkyl is optionally substituted with phenyl (wherein phenyl is optionally substituted with substituents independently selected from the group consisting of halogen, C1-C4 alkyl, C1-C4 alkoxy, amino, nitro and cyano).
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: July 8, 2003
    Assignee: Ortho-McNeil Pharmaceutical, Inc.
    Inventors: Carlos R. Plata-Salaman, Boyu Zhao, Roy E. Twyman
  • Patent number: 6562867
    Abstract: This invention is directed to a method for preventing or treating bipolar disorder comprising administering to a subject in need thereof a therapeutically effective amount of a compound of Formula (I): wherein phenyl is substituted at X with one to five halogen atoms selected from the group consisting of fluorine, chlorine, bromine and iodine; and, R1 and R2 are independently selected from the group consisting of hydrogen and C1-C4 alkyl; wherein C1-C4 alkyl is optionally substituted with phenyl (wherein phenyl is optionally substituted with substituents independently selected from the group consisting of halogen, C1-C4 alkyl, C1-C4 alkoxy, amino, nitro and cyano).
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: May 13, 2003
    Assignee: Ortho-McNeil Pharmaceutical, Inc.
    Inventors: Carlos R. Plata-Salaman, Boyu Zhao, Roy E. Twyman, Yong Moon Choi, Robert Gordon
  • Publication number: 20030083372
    Abstract: This invention is directed to a method for preventing or treating neuropathic pain and cluster and migraine headache-associated pain comprising administering to a subject in need thereof a therapeutically effective amount of a compound of Formula (I): 1
    Type: Application
    Filed: July 11, 2002
    Publication date: May 1, 2003
    Inventors: Ellen C. Codd, Carlos R. Plata-Salaman, Boyu Zhao
  • Publication number: 20030069306
    Abstract: This invention is directed to a method for preventing or treating neuropathic pain and cluster and migraine headache-associated pain comprising administering to a subject in need thereof a therapeutically effective amount of an enantiomer of Formula (I) substantially free of other enantiomers or an enantiomeric mixture wherein an enantiomer of Formula (I) predominates: 1
    Type: Application
    Filed: July 11, 2002
    Publication date: April 10, 2003
    Inventors: Ellen C. Codd, Carlos R. Plata-Salaman, Boyu Zhao
  • Patent number: 6544976
    Abstract: This invention provides compounds having the following general structure: This invention also provides pharmaceutical compositions comprising same and methods of using these compositions to treat and prevent disorders characterized by neuronal damage.
    Type: Grant
    Filed: June 12, 2000
    Date of Patent: April 8, 2003
    Assignee: Ortho-McNeil Pharmaceutical, Inc.
    Inventors: James C. Lanter, Suying Zhang, Boyu Zhao