Patents by Inventor Rohit BHUWANIA

Rohit BHUWANIA 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 preparation of corticosteroids
    Patent number: 10538551
    Abstract: The present invention discloses a process for the preparation of pregnadiene derivatives having formula I, their stereoisomer and intermediate thereof.
    Type: Grant
    Filed: August 14, 2017
    Date of Patent: January 21, 2020
    Assignee: CORAL DRUGS PVT. LTD.
    Inventors: Vinayak Tripathi, Rajesh Kumar, Rohit Bhuwania, Binay Kumar Bhuwania
  • NOVEL PROCESS FOR PREPARATION OF CORTICOSTEROIDS
    Publication number: 20190177361
    Abstract: The present invention discloses a process for the preparation of pregnadiene derivatives having formula I, their stereoisomer and intermediate thereof.
    Type: Application
    Filed: August 14, 2017
    Publication date: June 13, 2019
    Inventors: Vinayak TRIPATHI, Rajesh KUMAR, Rohit BHUWANIA, Binay Kumar BHUWANIA
  • Process for preparation of glucocorticoid steroids
    Patent number: 10233210
    Abstract: The present invention discloses a process for the preparation of 16, 17-acetals of pregnane derivatives having formula I wherein each substituent is independently selected from; R1 is H or CH3; R2 is C1-C6 linear or branched alkyl, alkynyl group or cycloalkyl group; aryl or heteroaryl group; or R1 and R2 combine to form saturated, unsaturated C3-C6 cyclic or heterocyclic ring; R3 and R4 are same or different and each independently represents H or halogen; R5 is —OH or —OCOR wherein R represents H or C1-C6 linear, branched or cyclic alkyl group that may be substituted.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: March 19, 2019
    Assignee: Coral Drugs Pvt. Ltd.
    Inventors: Vinayak Tripathi, Rajesh Kumar, Rohit Bhuwania, Binay Kumar Bhuwania
  • NOVEL PROCESS FOR PREPARATION OF GLUCOCORTICOID STEROIDS
    Publication number: 20180002372
    Abstract: The present invention discloses a process for the preparation of 16, 17-acetals of pregnane derivatives having formula I wherein each substituent is independently selected from; R1 is H or CH3; R2 is C1-C6 linear or branched alkyl, alkynyl group or cycloalkyl group; aryl or heteroaryl group; or R1 and R2 combine to form saturated, unsaturated C3-C6 cyclic or heterocyclic ring; R3 and R4 are same or different and each independently represents H or halogen; R5 is —OH or —OCOR wherein R represents H or C1-C6 linear, branched or cyclic alkyl group that may be substituted.
    Type: Application
    Filed: January 29, 2016
    Publication date: January 4, 2018
    Applicant: Coral Drugs Pvt. Ltd.
    Inventors: Vinayak TRIPATHI, Rajesh KUMAR, Rohit BHUWANIA, Binay Kumar BHUWANIA