Patents by Inventor Devang Wadia

Devang Wadia 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).

  • Process for the preparation of indigo carmine
    Patent number: 10738192
    Abstract: The present invention relates to an improved process for preparation of Indigo carmine of Formula (I), in high purity, more than 99.5%.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: August 11, 2020
    Assignee: DISHMAN CARBOGEN AMCIS LIMITED
    Inventors: Janmejay Rajnikant Vyas, Himani Dhotre, Narasimha Sarma, Dilip N. Patel, Piyush Sangani, Arpan Kiritbhai Shah, Babulal R. Patel, Devang Wadia
  • PROCESS FOR THE PREPARATION OF INDIGO CARMINE
    Publication number: 20180346727
    Abstract: The present invention relates to an improved process for preparation of Indigo carmine of Formula (I), in high purity, more than 99.5%.
    Type: Application
    Filed: November 25, 2016
    Publication date: December 6, 2018
    Applicant: DISHMAN PHARMACEUTICALS AND CHEMICALS LIMITED
    Inventors: Janmejay Rajnikant Vyas, Himani Dhotre, Narasimha Sarma, Dilip N. Patel, Piyush Sangani, Arpan Kiritbhai Shah, Babulal R. Patel, Devang Wadia