Patents by Inventor Surender Dhingra

Surender Dhingra 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 1-BROMO-2,4,5-TRIFLUOROBENZENE
    Publication number: 20230183154
    Abstract: A process for the preparation of 1-bromo-2,4,5-trifluorobenzene from 2,4,5-trifluoroaniline or sulfate salt thereof. A process for the preparation of 1 ,2,4-trifluorobenzene from 2,4,5-trifluoroaniline and then converting into 1-bromo-2,4,5-trifluorobenzene.
    Type: Application
    Filed: March 10, 2021
    Publication date: June 15, 2023
    Inventors: Mirik GOGRI, Prashant POTNIS, Surender DHINGRA
  • Process for the preparation of 2-(trihalomethyl) benzamide
    Patent number: 10167250
    Abstract: The present invention relates to a process for preparation of 2-(trihalomethyl) benzamide.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: January 1, 2019
    Assignee: SRF Limited
    Inventors: Surender Dhingra, Kundan Singh Shekhawat, Satish Kumar, Kapil Kumar, Rajdeep Anand
  • PROCESS FOR THE PREPARATION OF 2-(TRIHALOMETHYL) BENZAMIDE
    Publication number: 20170129849
    Abstract: The present invention relates to a process for preparation of 2-(trihalomethyl) benzamide.
    Type: Application
    Filed: June 16, 2015
    Publication date: May 11, 2017
    Inventors: Surender DHINGRA, Kundan Singh SHEKHAWAT, Satish KUMAR, Kapil KUMAR, Rajdeep Anand
  • PROCESSES FOR THE PREPARATION OF FORM I AND FORM II OF PALONOSETRON HYDROCHLORIDE
    Publication number: 20120267533
    Abstract: The present invention relates to processes for the preparation of Form I and Form II of palonosetron hydrochloride. The present invention further relates to a method of determining the polymorphic forms of palonosetron hydrochloride using Fourier-Transform Infra-red (FTIR) method.
    Type: Application
    Filed: June 30, 2010
    Publication date: October 25, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Gyanendra Pandey, Kaptan Singh, Surender Dhingra, Mohan Prasad, Tippasandra G. Chandrashekhar, Somenath Ganguly, Rita Santhakumar