Patents by Inventor Sampath Kumar LAXMALLA

Sampath Kumar LAXMALLA 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 olanzapine pamoate
    Patent number: 9604995
    Abstract: An improved process for preparation of Olanzapine pamoate monohydrate from Olanzpaine is disclosed which comprises mixing at room temperature a solution of olanzapine prepared in water in presence of an acid, with a solution of pamoic acid prepared in water in presence of a base; stirring and maintaining the reaction mixture for a sufficient time till precipitation of solid and drying the solid to obtain olazapine pamoate monohydrate.
    Type: Grant
    Filed: April 8, 2013
    Date of Patent: March 28, 2017
    Assignee: NEULAND LABORATORIES LIMITED
    Inventors: Ponnaiah Ravi, Praveenkumar Neela, Kashyap Ravindrabhai Wadekar, Kubireddy Vigneshwar Reddy, Sampath Kumar Laxmalla
  • Process for Preparation of Olanzapine Pamoate
    Publication number: 20160002258
    Abstract: An improved process for preparation of Olanzapine pamoate monohydrate from Olanzpaine is disclosed which comprises mixing at room temperature a solution of olanzapine prepared in water in presence of an acid, with a solution of pamoic acid prepared in water in presence of a base; stirring and maintaining the reaction mixture for a sufficient time till precipitation of solid and drying the solid to obtain olazapine pamoate monohydrate.
    Type: Application
    Filed: April 8, 2013
    Publication date: January 7, 2016
    Inventors: Ponnaiah RAVI, Praveenkumar NEELA, Kashyap Ravindrabhai WADEKAR, Kubireddy Vigneshwar REDDY, Sampath Kumar LAXMALLA