Patents by Inventor Ravi Ram Elati

Ravi Ram Elati 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).

  • IMPROVED PROCESS FOR THE PREPARATION OF ELAGOLIX AND ITS INTERMEDIATES
    Publication number: 20220242831
    Abstract: The present invention provides an improved process for the preparation of Elagolix sodium of formula (I) and its intermediates. The present invention also provides a compounds of formula (V) and (VI), (X), (Xa) and (Xb). The present invention further provides the use of compounds of formula (V), (VI), (X), (Xa) and (Xb) in the preparation of Elagolix sodium of formula (I). The present invention provides a process for the preparation of Elagolix sodium of formula (I) and its intermediates.
    Type: Application
    Filed: May 22, 2020
    Publication date: August 4, 2022
    Inventors: Shiva Kumar KOTA BALAJI, Rajesh JINKALA, Venu NALIVELA, Mohammad JUNAID, Chandra Shekar Ravi Ram ELATI, Bhaskara Rao KURETI, Veerraju ADAPA, Keshava Rao YERLANKI, Naga Sailesh SUNKARA, Sandeep BADARLA, Vidyadhar SATPUTE, Nirmal DOLAI, Venkatesh CHUKKA, Venkatarajesh CHEBOLU
  • PREPARATION OF ESCITALOPRAM
    Publication number: 20100249438
    Abstract: A substantially pure (S)-4-[4-(dimethylamino)-1-(4?-fluorophenyl)-1-hydroxybutyl]-3-(hydroxymethyl)benzonitrile intermediate for preparing escitalopram is prepared by: a) combining racemic (±)-4-[4-(dimethylamino)-1-(4?-fluorophenyl)-1-hydroxybutyl]-3-(hydroxymethyl)benzonitrile with (?)-di-p-toluoyltartaric acid, in a solvent; b) separating a solid phase comprising a salt of (?)-di-p-toluyltartaric acid with (R)-4-[4-(dimethylamino)-1-(4?-fluorophenyl)-1-hydroxybutyl]-3-(hydroxymethyl)benzonitrile enantiomer, and a liquid phase comprising a salt of (?)-di-p-toluoyltartaric acid with (S)-4-[4-(dimethylamino)-1-(4?-fluorophenyl)-1-hydroxy-butyl]-3-(hydroxymethyl)benzonitrile enantiomer; c) reacting the liquid phase with a base and isolating enantiomerically enriched (S)-4-[4-(dimethylamino)-1-(4?-fluorophenyl)-1-hydroxybutyl]-3-(hydroxymethyl)benzonitrile enantiomer; d) combining enantiomerically enriched (S)-enantiomer obtained in c) with (+)-di-p-toluoyltartaric acid, in a solvent; and e) reacting a precipit
    Type: Application
    Filed: March 30, 2010
    Publication date: September 30, 2010
    Inventors: Vijaya Bhaskar Bolugoddu, Chandrasekhar Ravi Ram Elati, Sasi Kala Venkata Annapurna Cheemalapati, Rajagopal Penumandla, Arulnathan Prabakar Christy, Lakshmi Vara Prasad Sree Naga Venkata Vakamudi
  • ESCITALOPRAM OXALATE POWDERS
    Publication number: 20090048336
    Abstract: Escitalopram oxalate powders having definite particle size distribution parameters, processes for preparing the powders, and solid pharmaceutical formulations containing the powders.
    Type: Application
    Filed: August 18, 2008
    Publication date: February 19, 2009
    Inventors: Naveen Kumar Kolla, Ravi Ram Elati, Srinivas Gangula
  • Amorphous Aprepitant Coprecipitates
    Publication number: 20080214535
    Abstract: A coprecipitate comprising amorphous aprepitant and a pharmaceutically acceptable carrier is prepared by rapidly removing solvent from a solution containing aprepitant and the carrier.
    Type: Application
    Filed: July 31, 2006
    Publication date: September 4, 2008
    Applicants: DR. REDDY'S LABORATORIES LTD., DR. REDDY'S LABORATORIES, INC.
    Inventors: Vijayavitthal Thippannachar Mathad, Pravinchandra Vankawala Jayantilal, Chandrasekhar Ravi Ram Elati, Subrahmanyeswara Rao Chlamala, Naveen Kumar Kolla, Srinivas Gangula, Srirami Reddy Kikkuru, Srinivasan Neti, Raveendra Reddy Chinta