Patents by Inventor Dai Nguyen

Dai Nguyen 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).

  • Publication number: 20130281359
    Abstract: A compound of formula (I): wherein: M is hydrogen or a pharmaceutically acceptable salt-forming cation; and R1 and M are as defined herein. Also, methods of treating bacterial infection, pharmaceutical compositions, molecular complexes and processes for preparing compounds.
    Type: Application
    Filed: June 14, 2013
    Publication date: October 24, 2013
    Inventors: Samarendra N. MAITI, Dai Nguyen, Jehangir Khan, Rong Ling
  • Publication number: 20110288063
    Abstract: A compound of formula (I) or formula (Ia) Wherein R1, Ra, R2, X, R3, Y1, Y2, A, B and C are as defined herein. Also, pharmaceutical compositions comprising such compounds and excipients, methods of treating bacterial infections comprising administering such compounds, methods for making such compounds and hydrates of such compounds.
    Type: Application
    Filed: May 19, 2011
    Publication date: November 24, 2011
    Applicant: Naeja Pharmaceutical Inc.
    Inventors: Samarendra N. MAITI, Rong Ling, Judy Yip, Chuanjun Gao, Dai Nguyen, Biswajeet Ganguli, Hong Liang, Jehangir Khan, Andhe V. Narender Reddy
  • Patent number: 7809707
    Abstract: A system for identifying usage of a target data element including both direct and indirect usage, within a data element structure where the target data element may have more than one parent data element. The system includes a usage processing engine configure to identify direct and indirect usage data elements for the target data element within the data element structure and a user interface configured to display the direct and indirect usage data elements for the target element in a hierarchical structure.
    Type: Grant
    Filed: July 23, 2007
    Date of Patent: October 5, 2010
    Assignee: SAP AG
    Inventors: Simon Falardeau, Dai Nguyen, Jerome Poulin
  • Patent number: 7730051
    Abstract: A system for generating embedded expressions configured to generate a result. The system includes an embedded expression generation engine configured to generate a root expression, including at least one parameter. The parameter includes an assigned embedded expression configured to generate a result based on one or more input parameters. The system further includes an embedded expression user interface configured to display the root expression and associated parameters and embedded expressions and provide expression generation tools allowing the user to modify the root expression.
    Type: Grant
    Filed: July 23, 2007
    Date of Patent: June 1, 2010
    Assignee: SAP Aktiengesellschaft
    Inventors: Simon Falardeau, Jerome Poulin, Dai Nguyen
  • Publication number: 20090030871
    Abstract: A system for identifying usage of a target data element including both direct and indirect usage, within a data element structure where the target data element may have more than one parent data element. The system includes a usage processing engine configure to identify direct and indirect usage data elements for the target data element within the data element structure and a user interface configured to display the direct and indirect usage data elements for the target element in a hierarchical structure.
    Type: Application
    Filed: July 23, 2007
    Publication date: January 29, 2009
    Inventors: Simon Falardeau, Dai Nguyen, Jerome Poulin
  • Publication number: 20090030928
    Abstract: A system for generating embedded expressions configured to generate a result. The system includes an embedded expression generation engine configured to generate a root expression, including at least one parameter. The parameter includes an assigned embedded expression configured to generate a result based on one or more input parameters. The system further includes an embedded expression user interface configured to display the root expression and associated parameters and embedded expressions and provide expression generation tools allowing the user to modify the root expression.
    Type: Application
    Filed: July 23, 2007
    Publication date: January 29, 2009
    Inventors: Simon Falardeau, Jerome Poulin, Dai Nguyen
  • Publication number: 20060287308
    Abstract: Antibacterial 3-aminoquinazolin-2,4-diones have formula (1) wherein: R1 and R3 include alkyl, alkenyl, alkynyl, cycloalkyl, aryl, heterocyclic, and heteroaryl; R5, R6, and R8 include H, alkyl, alkoxy, halo, NO2, CN, NH2, alkyl and dialkylamino; R7 includes hydrogen, alkyl, cycloalkyl, heterocyclic, fused heterocyclic, aryl and fused aryl; J and K are C or N; and pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: June 13, 2006
    Publication date: December 21, 2006
    Inventors: Paul Bird, Edmund Ellsworth, Dai Nguyen, Joseph Sanchez, Howard Showalter, Rajeshwar Singh, Michael Stier, Tuan Tran, Brian Watson, Judy Yip
  • Publication number: 20060183762
    Abstract: Antibacterial 3-aminoquinazolin-2,4-diones have formula (I) wherein: R1 and R3 include alkyl, alkenyl, alkynyl, cycloalkyl, aryl, heterocyclic, and heteroaryl; R5, R6, and R8 include H, alkyl, alkoxy, halo, NO2, CN, NH2, alkyl and dialkylamino; R7 includes hydrogen, alkyl, cycloalkyl, heterocyclic, fused heterocyclic, aryl and fused aryl; J and K are C or N; and pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: December 12, 2000
    Publication date: August 17, 2006
    Inventors: Paul Bird, Edmund Ellsworth, Dai Nguyen, Joseph Sanchez, Howard Showalter, Rajeshwar Singh, Michael Stier, Tuan Tran, Brian Watson, Judy Yip
  • Patent number: 6864259
    Abstract: The present invention provides compounds of Formula (I): wherein R1-R6 and K have any of the values defined in the specification, and pharmaceutically acceptable salt thereof, that are useful as antibacterial agents. Also disclosed are pharmaceutical compositions comprising one or more compounds of Formula I, processes for preparing compounds of Formula I, and intermediates useful for preparing compounds of Formula I.
    Type: Grant
    Filed: May 29, 2002
    Date of Patent: March 8, 2005
    Assignee: Warner-Lambert Company
    Inventors: Edmund Lee Ellsworth, Kim Marie Hutchings, Dai Nguyen, Rajeshwar Singh, Howard Daniel Hollis Showalter
  • Patent number: 6247128
    Abstract: A system of computer manufacturing with pre-installation of software which utilizes a software selection process controlled by a rules database to determine the proper software components to be pre-installed onto an assembled computer or hard drive. Additionally, the rules base determines the appropriate diagnostic and set-up software components to be installed in order to ensure a system that is ready-to-run upon receipt by a purchaser.
    Type: Grant
    Filed: April 30, 1998
    Date of Patent: June 12, 2001
    Assignee: Compaq Computer Corporation
    Inventors: Jerald C. Fisher, Lien Dai Nguyen, James Young, Gunnar P. Seaburg, Galen W. Hedlund, Richard S. Katz
  • Patent number: 6153616
    Abstract: A compound of formula I, or an optical isomer or pharmaceutically acceptable salt thereof, ##STR1## is disclosed as well as a pharmaceutical composition and a method of treating or preventing a fungal infection using the compound.
    Type: Grant
    Filed: January 16, 1998
    Date of Patent: November 28, 2000
    Assignees: Synphar Laboratories, Inc., Taiho Pharmaceuticals Co., Ltd.
    Inventors: Mohsen Daneshtalab, Yadagiri Bathini, Dai Nguyen, Inderjit Sidhu, Mark Abel, Chan Ha, Sameeh Salama, Jehangir Khan, Ronald Micetich, Tetsuo Furukawa, Norio Unemi
  • Patent number: 6092189
    Abstract: A process for the mass production of computers where software is automatically installed according to configure-to-order requirements. Additionally, the process captures the as-built hardware and software components of each computer for the vendor service and support program. Furthermore, the process provides a software installation environment which is secure from any undetectable alteration and offers control and auditing of subcontractors who produce systems according to manufacturer's specifications. Finally, the process automates the tracking and reporting of royalty payments to the appropriate recipient.
    Type: Grant
    Filed: April 30, 1998
    Date of Patent: July 18, 2000
    Assignee: Compaq Computer Corporation
    Inventors: Jerald C. Fisher, Lien Dai Nguyen, James Young, Gunnar P. Seaburg, Galen W. Hedlund, Richard S. Katz
  • Patent number: 6038399
    Abstract: A computer manufacturing architecture in which a single software database feeds both direct downloading and surrogate downloading through a common network.
    Type: Grant
    Filed: April 30, 1998
    Date of Patent: March 14, 2000
    Assignee: Compaq Computer Corporation
    Inventors: Jerald C. Fisher, Lien Dai Nguyen, James Young, Gunnar P. Seaburg, Galen W. Hedlund, Richard S. Katz
  • Patent number: 5530134
    Abstract: A process for the synthesis of compounds of the formulas Ia and Ib below, wherein R.sub.1, R.sub.2, and R.sub.3, which are the same or different, are each selected from hydrogen and C.sub.1 -C.sub.4 alkyl, including the compound Anabaseine (Ia, wherein R.sub.1 =R.sub.2 R.sub.3 =H) (3,4,5,6-tetrahydro-2', 3'-bipyridine), the process comprising reacting sodium salt of .delta.-valerolactone with substituted ethyl nicotinate derivative to produce the Claisen product sodium 3-nicotinoyl-2-tetrahydropyranone enolate derivative, heating the sodium 3-nicotinoyl-2-tetrahydropyranone enolate derivative with concentrated HCl to produce 3-(5-chloro-1-pentanone-1-yl) pyridine derivative, dissolving the 3-(5-chloro-1-pentanone-1-yl) pyridine derivative in ethanol and then heating the 3-(5-chloro-1-pentanone-1-yl) pyridine derivative in ethanol with ethanolic ammonia solution in a sealed container to produce the compound Ia.
    Type: Grant
    Filed: September 6, 1994
    Date of Patent: June 25, 1996
    Assignee: Synphar Laboratories Inc.
    Inventors: Mohsen Daneshtalab, Dai Nguyen, Inderjit Sidhu, Ronald G. Micetich