Patents by Inventor Jianguo Ji

Jianguo Ji 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).

  • Diazabicyclic central nervous system active agents
    Patent number: 6809105
    Abstract: Compounds of formula I pharmaceutical compositions of these compounds, and use of said compositions to control synaptic transmission in mammals.
    Type: Grant
    Filed: April 12, 2001
    Date of Patent: October 26, 2004
    Assignee: Abbott Laboratories
    Inventors: Michael R. Schrimpf, Karin R. Tietje, Richard B. Toupence, Jianguo Ji, Anwer Basha, William H. Bunnelle, Jerome F. Daanen, Jennifer M. Pace, Kevin B. Sippy
  • Diazabicyclic central nervous system active agents
    Publication number: 20040186107
    Abstract: Compounds of formula I 1
    Type: Application
    Filed: March 26, 2004
    Publication date: September 23, 2004
    Inventors: Michael R. Schrimpf, Karin R. Tietje, Richard B. Toupence, Jianguo Ji, Anwer Basha, William H. Bunnelle, Jerome F. Daanen, Jennifer M. Pace, Kevin B. Sippy
  • Diazabicyclic central nervous system active agents
    Publication number: 20020019388
    Abstract: Compounds of formula I 1
    Type: Application
    Filed: April 12, 2001
    Publication date: February 14, 2002
    Inventors: Michael R. Schrimpf, Karin R. Tietje, Richard B. Toupence, Jianguo Ji, Anwer Basha, William H. Bunnelle, Jerome F. Daanen, Jennifer M. Pace, Kevin B. Sippy
  • Stereoselective process for producing nitro compounds
    Patent number: 6329536
    Abstract: The present invention relates to producing stereoselective nitro compounds by reacting a dicarbonyl compound with a nitrostyrene compound in the presence of a catalyst complex and a base.
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: December 11, 2001
    Assignee: Abbott Laboratories
    Inventors: Jianguo Ji, David M. Barnes, Steve King, Frederick A. Plagge, Steven J. Wittenberger, Ji Zhang
  • Method for preparation of carboxylic acids
    Patent number: 5939572
    Abstract: A method for preparing a carboxylic acid is provided. The method includes contacting an olefinic compound or a vicinal dihydroxy compound with oxygen in the presence of a protic organic solvent, an inorganic oxide catalyst and a peroxidant such as hydrogen peroxide or an peralkanoic acid. The inorganic oxide catalyst includes an oxide of tungsten, molybdenum, niobium, vanadium, tantalum, titanium, or yttrium.
    Type: Grant
    Filed: December 30, 1997
    Date of Patent: August 17, 1999
    Assignee: North Dakota State University Research Foundation
    Inventors: Mukund P. Sibi, Philip Boudjouk, Jianguo Ji
  • Method for preparation of carboxylic acids
    Patent number: 5596111
    Abstract: A method for preparing a carboxylic acid is provided. The method includes contacting an olefinic compound or a vicinal dihydroxy compound with oxygen in the presence of a protic organic solvent, an inorganic oxide catalyst and a peroxidant such as hydrogen peroxide or an peralkanoic acid. The inorganic oxide catalyst includes an oxide of tungsten, molybdenum, niobium, vanadium, tantalum, titanium, or yttrium.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: January 21, 1997
    Assignee: North Dakota State University
    Inventors: Mukund P. Sibi, Philip Boudjouk, Jianguo Ji