Patents by Inventor Sreekanth NARRAVULA

Sreekanth NARRAVULA 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).

  • Multilayered dosage form
    Patent number: 9622979
    Abstract: The present invention relates to a multilayered coated tablet comprising at least three layers, i.e., first, second and third layer wherein the first and third layers contain at least one active pharmaceutical ingredient and the second layer is either a placebo or an immediate-release drug layer. Further, the tablet has a delayed-release coating, wherein the coating may contain one or more pore-forming agents and/or orifices on one or both sides. Furthermore, it may contain an immediate-release layer of the drug over the delayed-release coating layer. The present invention further relates to processes for preparing such a multilayered coated tablet.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: April 18, 2017
    Assignee: Sun Pharmaceutical Industries Limited
    Inventors: Murali Krishna Bhavarisetti, Kumaravel Vivek, Sreekanth Narravula, Romi Barat Singh
  • MULTILAYERED DOSAGE FORM
    Publication number: 20150132378
    Abstract: The present invention relates to a multilayered coated tablet comprising at least three layers, i.e., first, second and third layer wherein the first and third layers contain at least one active pharmaceutical ingredient and the second layer is either a placebo or an immediate-release drug layer. Further, the tablet has a delayed-release coating, wherein the coating may contain one or more pore-forming agents and/or orifices on one or both sides. Furthermore, it may contain an immediate-release layer of the drug over the delayed-release coating layer. The present invention further relates to processes for preparing such a multilayered coated tablet.
    Type: Application
    Filed: June 29, 2012
    Publication date: May 14, 2015
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Murali Krishna Bhavarisetti, Kumaravel Vivek, Sreekanth Narravula, Romi Barat Singh
  • MULTI-LAYERED, MULTIPLE UNIT PHARMACEUTICAL COMPOSITIONS
    Publication number: 20140112995
    Abstract: The present invention relates to pharmaceutical compositions comprising multilayered multiple units and processes for the preparation thereof.
    Type: Application
    Filed: December 23, 2013
    Publication date: April 24, 2014
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Murali Krishna BHAVARISETTI, Kanwarpreet Singh BAKSHI, Sreekanth NARRAVULA, Romi Barat SINGH, Ajay Kumar SINGLA