Patents by Inventor Srinivas Valavala

Srinivas Valavala 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 dispiro 1,2,4-trioxolane antimalarials (OZ277)
    Patent number: 8569519
    Abstract: This invention relates to an improved process for the preparation of a compound of Formula (I), salts of the free base cis-adamantane-2-spiro-3?-8?-[[[(2?-amino-2?-methyl propyl)amino]carbonyl]methyl]-1?,2?,4?-trioxaspiro[4.5]decane wherein X can be an anion.
    Type: Grant
    Filed: May 24, 2007
    Date of Patent: October 29, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Gyan Chand Yadav, Harish N. Dorwal, Srinivas Valavala, Vinod Kumar Sharma
  • PROCESS FOR THE PREPARATION OF DISPIRO 1,2,4-TRIOXOLANE ANTIMALARIALS (OZ277)
    Publication number: 20110124886
    Abstract: This invention relates to an improved process for the preparation of a compound of Formula (I), salts of the free base cis-adamantane-2-spiro-3?-8?-[[[(2?-amino-2?-methyl propyl)amino]carbonyl]methyl]-1?,2?,4?-trioxaspiro[4.5]decane wherein X can be an anion.
    Type: Application
    Filed: May 24, 2007
    Publication date: May 26, 2011
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Gyan Chand Yadav, Harish N. Dorwal, Srinivas Valavala, Vinod Kamar Sharma