Patents by Inventor Ratnaker Mujumdar

Ratnaker Mujumdar 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).

  • Chiral indole intermediates and their fluorescent cyanine dyes containing functional groups
    Publication number: 20060051758
    Abstract: This invention relates to the functionalized cyanine dyes and more particularly, to the synthesis of chiral 3-substituted 2,3?-dymethyl-3H-indole and its derivatives as intermediates for preparation of cyanine dyes, to methods of preparing these dyes and the dyes so prepared.
    Type: Application
    Filed: May 9, 2003
    Publication date: March 9, 2006
    Inventors: Ratnaker Mujumdar, Richard West