Patents by Inventor Venkata Sudarsan Guditi

Venkata Sudarsan Guditi 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).

  • Extended release oral composition of memantine or its salt and its process for the preparation
    Patent number: 11602507
    Abstract: The present invention relates to oral extended release composition, comprising memantine or its pharmaceutically acceptable salt as an active ingredient, resin complexation ingredient, release retardant, extended release coating system and the composition further comprising diluents, viscosity increasing agents, glidants, sweeteners, stabilizing agents, preservatives and other pharmaceutically acceptable excipients, wherein the drug-resin complex and drug-resin complex matrix particulates and coated drug-resin complex particulates have the specific particle size range. The present invention also relates to a process for the preparation of memantine or its salt oral extended release composition comprising the steps of drug-resin complexation, matrix resinate/particulates preparation process followed by extended release coating.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: March 14, 2023
    Assignee: Trikona Pharmaceuticals PVT. LTD
    Inventor: Venkata Sudarsan Guditi
  • EXTENDED RELEASE ORAL COMPOSITION OF MEMANTINE OR ITS SALT AND ITS PROCESS FOR THE PREPARATION
    Publication number: 20200375921
    Abstract: The present invention relates to oral extended release composition, comprising memantine or its pharmaceutically acceptable salt as an active ingredient, resin complexation ingredient, release retardant, extended release coating system and the composition further comprising diluents, viscosity increasing agents, glidants, sweeteners, stabilizing agents, preservatives and other pharmaceutically acceptable excipients, wherein the drug-resin complex and drug-resin complex matrix particulates and coated drug-resin complex particulates have the specific particle size range. The present invention also relates to a process for the preparation of memantine or its salt oral extended release composition comprising the steps of drug-resin complexation, matrix resinate/particulates preparation process followed by extended release coating.
    Type: Application
    Filed: October 1, 2019
    Publication date: December 3, 2020
    Inventor: Venkata Sudarsan Guditi