Patents by Inventor Dilip Dixit

Dilip Dixit 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).

  • Substituted-1,3-oxathiolanes and substituted-1, 3-dioxolanes with antiviral properties
    Publication number: 20070037975
    Abstract: Disclosed are compounds of the formula wherein R1 is hydrogen or an acyl group having 1 to 16 carbon atoms; R2 is a purine or pyrimidine base or an analogue or derivative thereof; Z is O, S, S?O or SO2; and pharmaceutically acceptable derivatives thereof. Also described are processes for and intermediates of use in their preparation, pharmaceutical compositions containing these compounds, and the use of these compounds in the antiviral treatment of mammals.
    Type: Application
    Filed: October 16, 2006
    Publication date: February 15, 2007
    Inventors: Bernard Belleau, Dilip Dixit, Nghe Nguyen-Ba, Pierette Belleau
  • Substituted-1, 3-oxathiolanes and substituted-1, 3-dioxolanes with antiviral properties
    Publication number: 20070037977
    Abstract: Disclosed are compounds of the formula wherein R1 is hydrogen or an acyl group having 1 to 16 carbon atoms; R2 is a purine or pyrimidine base or an analogue or derivative thereof; Z is O, S, S?O or SO2; and pharmaceutically acceptable derivatives thereof. Also, described are process for and intermediates of use in their preparation, pharmaceutical compositions containing these compounds, and the use of these compounds in the antiviral treatment of mammals.
    Type: Application
    Filed: August 11, 2006
    Publication date: February 15, 2007
    Inventors: Bernard Belleau, Pierette Belleau, Dilip Dixit, Nghe Nguyen-Ba
  • Compounds useful in pain management
    Patent number: 6844368
    Abstract: The present invention relates to novel oxo-aminotetralin compounds of the formula (I) wherein X, R1, R2, R3, R4, R5, and R6 are defined herein. The compounds of formula (I) are useful in pain management.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: January 18, 2005
    Inventors: Edward Roberts, Tiechao Li, Dilip Dixit, Krzysztof Bednarski, Jean-Francois Lavallée, Dick Storer, Wuyi Wang
  • Synthesis of substituted 1,3-dioxolanes and substituted 1,3-oxathiolanes with antiviral properties
    Publication number: 20030087918
    Abstract: Disclosed are compounds of the formula
    Type: Application
    Filed: February 12, 2002
    Publication date: May 8, 2003
    Applicant: BioChem Pharma Inc.
    Inventors: Bernard Belleau, Pierette Belleau, Dilip Dixit, Nghe Nguyen-Ba
  • Compounds useful in pain management
    Patent number: 6498196
    Abstract: The present invention relates to novel thio-aminotetralin compounds of the formula (I) wherein Z, X, R1, R2, R3, R4, R5, and R6 are defined herein. The compounds are useful in pain management.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: December 24, 2002
    Inventors: Edward Roberts, Tiechao Li, Dilip Dixit, Krzysztof Bednarski, Dick Storer, Wuyi Wang
  • 4-(purinyl bases)-substituted-1,3-dioxlanes
    Patent number: 5270315
    Abstract: There is provided novel 2-substituted-4-substituted-1,3-dioxolanes which are particularly useful as antiviral agents.
    Type: Grant
    Filed: March 7, 1991
    Date of Patent: December 14, 1993
    Assignee: BioChem Pharma Inc.
    Inventors: Bernard Belleau, Dilip Dixit, Nghe Nguyen-Ba
  • 4-(nucleoside base)-substituted-1,3-dioxolanes useful for treatment of retroviral infections
    Patent number: 5041449
    Abstract: There are provided novel 2-substituted-4-substituted-1,3-dioxolanes which are particularly useful as antiviral agents.
    Type: Grant
    Filed: June 29, 1990
    Date of Patent: August 20, 1991
    Assignee: IAF BioChem International, Inc.
    Inventors: Bernard Belleau, Dilip Dixit, Nghe Nguyen-Ba