Patents by Inventor Vishal Ray

Vishal Ray 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 teriflunomide
    Patent number: 8420856
    Abstract: The present invention provides a process for preparing Teriflunomide of formula (I).
    Type: Grant
    Filed: July 15, 2009
    Date of Patent: April 16, 2013
    Assignee: Alembic Ltd.
    Inventors: Keshav Deo, Samir Patel, Snehal Dhol, Sunil Sanghani, Vishal Ray
  • Process for preparing teriflunomide
    Patent number: 8389757
    Abstract: The present invention relates to a process for preparing Teriflunomide of formula (I).
    Type: Grant
    Filed: June 3, 2009
    Date of Patent: March 5, 2013
    Assignee: Alembic Ltd.
    Inventors: Keshav Deo, Samir Patel, Snehal Dhol, Sunil Sanghani, Vishal Ray
  • NOVEL POLYMORPHIC FORM OF TERIFLUNOMIDE SALTS
    Publication number: 20120171490
    Abstract: The present invention provides a new polymorph Form I of Teriflunomide sodium and a process for preparation thereof. The present invention provides an amorphous form of Teriflunomide sodium and a process for preparation thereof. The present invention provides a new polymorph Form I of Teriflunomide potassium and a process for preparation thereof. The present invention provides an amorphous form of Teriflunomide potassium and a process for preparation thereof. The present invention also provides particle size of Teriflunomide and its salts.
    Type: Application
    Filed: June 22, 2010
    Publication date: July 5, 2012
    Applicant: ALEMBIC PHARMACEUTICALS LIMITED
    Inventors: Ravi Ponnaiah, Samir Patel, Snehal Dhol, Vishal Ray
  • PROCESS FOR PREPARATION OF TERIFLUNOMIDE
    Publication number: 20110105795
    Abstract: The present invention provides a process for preparing Teriflunomide of formula (I).
    Type: Application
    Filed: July 15, 2009
    Publication date: May 5, 2011
    Applicant: Akembic Ltd.
    Inventors: Keshav Deo, Samir Patel, Snehal Dhol, Sunil Sanghani, Vishal Ray
  • PROCESS FOR PREPARING TERIFLUNOMIDE
    Publication number: 20110092727
    Abstract: The present invention relates to a process for preparing Teriflunomide of formula (I).
    Type: Application
    Filed: June 3, 2009
    Publication date: April 21, 2011
    Applicant: ALEMBIC LIMITED
    Inventors: Keshav Deo, Samir Patel, Snehal Dhol, Sunil Sanghani, Vishal Ray