Patents by Inventor Haiji Xia

Haiji Xia 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).

  • Methods for allosteric modulation of the GABA receptor by members of the androstane and pregnane series
    Patent number: 6277838
    Abstract: Methods, compositions, and compounds for modulating the GABAA receptor-chloride ionophore complex to alleviate stress, anxiety, seizures, mood disorders, PMS and PND and to induce anesthesia.
    Type: Grant
    Filed: April 11, 2000
    Date of Patent: August 21, 2001
    Assignee: Cocensys, Inc.
    Inventors: Ravindra B. Upasani, Haiji Xia, Derk Hogenkamp
  • Methods, compositions, and compounds for allosteric modulation of the GABA receptor by members of the androstane and pregnane series
    Patent number: 6143736
    Abstract: Methods, compositions, and compounds for modulating the GABA.sub.A receptor-chloride ionophore complex to alleviate stress, anxiety, seizures, mood disorders, PMS and PND and to induce anesthesia.
    Type: Grant
    Filed: July 8, 1999
    Date of Patent: November 7, 2000
    Assignee: CoCensys, Inc.
    Inventors: Ravindra B. Upasani, Haiji Xia, Derk Hogenkamp
  • Method, compositions, and compounds for allosteric modulation of the gaba receptor by members of the androstane and pregnane series
    Patent number: 5939545
    Abstract: Methods, compositions, and compounds for modulating the GABA.sub.A receptor-chloride ionophore complex to alleviate stress, anxiety, seizures, mood disorders, PMS and PND and to induce anesthesia.
    Type: Grant
    Filed: July 2, 1997
    Date of Patent: August 17, 1999
    Assignee: CoCensys, Inc.
    Inventors: Ravindra B. Upasani, Haiji Xia, Derk Hogenkamp
  • Substituted 2,3-benzodiazepin-4-ones and the use thereof
    Patent number: 5891871
    Abstract: The invention relates to substituted 2,3-benzodiazepin-4-ones which are antagonists or positive modulators of AMPA receptors, and the use thereof for treating, preventing or ameliorating neuronal loss associated with stroke, global and focal ischemia, CNS trauma, hypoglycemia and surgery, as well as treating or ameliorating neurodegenerative diseases including Alzheimer's disease, amyotrophic lateral sclerosis, Huntington's disease, Parkinson's disease and Down's syndrome, treating, preventing or ameliorating the adverse consequences of the overstimulation of the excitatory amino acids, treating or ameliorating anxiety, psychosis, convulsions, chronic pain, glaucoma, CMV retinitis, urinary incontinence, muscular spasm and inducing anesthesia, as well as for treating or ameliorating the adverse consequences of excitatory amino acid deficiency such as schizophrenia, Alzheimer's disease and malnutrition and neural maldevelopment, and as cognition enhancers.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: April 6, 1999
    Assignee: CoCensys, Inc.
    Inventors: Haiji Xia, Sui Xiong Cai, George Field, Nancy C. Lan, Yan Wang