Patents by Inventor Vishweshwar Peddy

Vishweshwar Peddy 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 ABROCITINIB
    Publication number: 20220259209
    Abstract: The present invention relates to crystalline abrocitinib characterized by X-ray powder diffraction (XRPD) spectrum having peak reflections at about 12.9, 14.7, 19.4, 23.2 and 25.2±0.2 degrees 2 theta, and process for its preparation. The present invention relates to amorphous solid dispersion comprising abrocitinib or salt thereof together with at least one pharmaceutically acceptable carrier and process for its preparation.
    Type: Application
    Filed: June 16, 2020
    Publication date: August 18, 2022
    Inventors: Shekhar Bhaskar Bhirud, Suresh Mahadev Kadam, Sachin Baban Gavhane, Vishweshwar Peddy, Shailendra Nilkanth Bhadane, Vinayak Kacheshwar Bhujade
  • Solid dispersions of amorphous Lumateperone p-Tosylate
    Patent number: 11292793
    Abstract: The present application relates to solid state forms of Lumateperone p-Tosylate and processes for preparation thereof. The present application provides amorphous Lumateperone p-tosylate and a solid dispersion comprising amorphous Lumateperone p-tosylate and one or more pharmaceutically acceptable polymers and processes for preparation thereof. The compounds are useful as 5-HT2 receptor agonists and antagonists used in treating disorders of the central nervous system including a disorder associated with 5HT2C or 5HT2A receptor modulation.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: April 5, 2022
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Vishweshwar Peddy, Raja Sekhar Voguri
  • Polymorphs and co-crystals of roxadustat
    Patent number: 11168057
    Abstract: The present invention provides crystalline Roxadustat Form-?, crystalline Roxadustat Form-?, process for the preparation of crystalline Roxadustat Form-?, crystalline Roxadustat Form-? and its pharmaceutical compositions thereof. The present invention also provides co-crystals of Roxadustat Form RLP, Roxadustat Form RNM and Roxadustat Form RU, process for their preparation and pharmaceutical composition thereof.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: November 9, 2021
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Divya Jyothi Kallem, Rajesh Thipparaboina, Deepika Pathivada, Vishweshwar Peddy, Shanmukha Prasad Gopi
  • Solid state forms of Lenvatinib Mesylate
    Patent number: 11084791
    Abstract: The present invention provides a crystalline form of Lenvatinib Mesylate, processes for the preparation of crystalline form of lenvatinib Mesylate and pharmaceutical compositions thereof. The crystalline form of lenvatinib Mesylate designated as Form VN1 is characterized by powder X-ray diffraction pattern. The present invention further provides a process for the preparation of amorphous form of lenvatinib Mesylate. The amorphous form is characterized by powder X-ray diffraction pattern.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: August 10, 2021
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Saladi Venkata Narasayya, Vamsi Krishna Mudapaka, Vishweshwar Peddy
  • Solid forms of Selinexor and process for their preparation
    Patent number: 11034675
    Abstract: Aspects of the present application relate to solid forms of Selinexor, processes for their preparation and pharmaceutical compositions thereof. Specific aspects relate to crystalline and amorphous forms of Selinexor.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: June 15, 2021
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Ramanaiah Chennuru, Satarupa Bhattacharjee, Srinivas Oruganti, Vishnu Vardhana Verna Reddy Eda, Ramesh Chakka, Vishweshwar Peddy, Srividya Ramakrishnan, Vamsi Krishna Mudapaka
  • Solid forms of acalabrutinib and process for preparation thereof
    Patent number: 10717740
    Abstract: The present application relates to crystalline propylene glycol solvate of acalabrutinib and process for preparation thereof. The propylene glycol solvate of acalabrutinib may be selected from a group of racemic propylene glycol solvate, R-propylene glycol solvate and S-propylene glycol solvate of acalabrutinib. Specifically, the present application relates to crystalline forms RSV1, RSV2, RSV3 and RSV4 of acalabrutinib. Crystalline forms RSV2 and RSV3 are stable in all conditions and has excellent physico-chemical properties. The present application also relates to crystalline form RSVS of acalabrutinib.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: July 21, 2020
    Assignee: DR. REDDY'S LABORATORIES LIMITED.
    Inventors: Raja Sekhar Voguri, Vishweshwar Peddy
  • Crystalline forms of vilazodone hydrochloride and vilazodone free base
    Patent number: 10011590
    Abstract: The present application relates to crystalline and amorphous Vilazodone hydrochloride. The present application further relates to amorphous solid dispersions of vilazodone hydrochloride with pharmaceutically acceptable carriers. The present application also relates to a process for the preparation of form I of vilazodone free base.
    Type: Grant
    Filed: April 13, 2017
    Date of Patent: July 3, 2018
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Javed Iqbal, Srinivas Oruganti, Rajesh Kumar Rapolu, Vishweshwar Peddy, Rajesham Boge, Deepika Pathivada, Dharma Jagannadha Rao Velaga, Sesha Reddy Yarraguntla, Sudhakar Reddy Baddam, Anitha Naredla, Kiran Kumar Doniparthi, Srividya Ramakrishnan
  • Polymorphic forms of nilotinib hydrochloride
    Patent number: 9981947
    Abstract: Crystalline Forms R5, R5a, R5b and R6 of nilotinib hydrochloride and processes for their preparation.
    Type: Grant
    Filed: January 10, 2017
    Date of Patent: May 29, 2018
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Vishweshwar Peddy, Ramanaiah Chennuru, Srividya Ramakrishnan
  • Enzalutamide polymorphic forms and its preparation
    Patent number: 9701641
    Abstract: The present application relates to crystalline and amorphous forms of Enzalutamide. The present application further relates to amorphous solid dispersions of Enzalutamide with pharmaceutically acceptable carriers. The present application also relates to a process for the preparation of Form R1 of Enzalutamide.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: July 11, 2017
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Vishweshwar Peddy, Rajesham Boge, Lokeswara Rao Madivada
  • Amorphous mirabegron and processes for crystal forms of mirabegron
    Patent number: 9655885
    Abstract: Aspects of the present invention relate to amorphous form of mirabegron, amorphous solid dispersion of mirabegron, process for its preparation, processes for preparation of ? form crystal and ? form crystal of mirabegron and pharmaceutical composition thereof.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: May 23, 2017
    Assignee: DR. REDDY'S LABORATORIES LTD.
    Inventors: Vishweshwar Peddy, Rajesham Boge, Yogesh S Gattani, Nagoji Shinde, Pradip Kumar Ghosh, Sritharan Seetharaman, Navin Vaya, Vaibhav Sihorkar, Rajashekhar Totad, Krishna Venkatesh, Ganesh Arun Katkar, Snehalatha Movva, Piyush Chudiwal
  • Polymorphic forms of nilotinib hydrochloride
    Patent number: 9580408
    Abstract: Crystalline Forms R5, R5a, R5b and R6 of nilotinib hydrochloride and processes for their preparation.
    Type: Grant
    Filed: April 23, 2014
    Date of Patent: February 28, 2017
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Vishweshwar Peddy, Ramanaiah Chennuru, Srividya Ramakrishnan
  • Amorphous mirabegron and processes for crystal forms of mirabegron
    Patent number: 9283210
    Abstract: Aspects of the present invention relate to amorphous form of mirabegron, amorphous solid dispersion of mirabegron, process for its preparation, processes for preparation of a form crystal and ? form crystal of mirabegron and pharmaceutical composition thereof.
    Type: Grant
    Filed: May 17, 2012
    Date of Patent: March 15, 2016
    Assignee: DR. REDDY'S LABORATORIES LTD.
    Inventors: Vishweshwar Peddy, Rajesham Boge
  • ENZALUTAMIDE POLYMORPHIC FORMS AND ITS PREPARATION
    Publication number: 20150239848
    Abstract: The present application relates to crystalline and amorphous forms of Enzalutamide. The present application further relates to amorphous solid dispersions of Enzalutamide with pharmaceutically acceptable carriers. The present application also relates to a process for the preparation of Form R1 of Enzalutamide.
    Type: Application
    Filed: September 11, 2013
    Publication date: August 27, 2015
    Inventors: Vishweshwar Peddy, Rajesham Boge, Lokeswara Rao Madivada
  • CRYSTALLINE FORMS OF VILAZODONE HYDROCHLORIDE AND VILAZODONE FREE BASE
    Publication number: 20150126525
    Abstract: Provided are crystalline and amorphous vilazodone hydrochloride. Further provided are amorphous solid dispersions of vilazodone hydrochloride with pharmaceutically acceptable carries. Also provided is a process for the preparation of form I of vilazodone free base.
    Type: Application
    Filed: May 10, 2013
    Publication date: May 7, 2015
    Inventors: Javed Iqbal, Srinivas Oruganti, Rajesh Kumar Rapolu, Vishweshwar Peddy, Rajesham Boge, Deepika Pathivada, Dharma Jagannadha Rao Velaga, Sesha Reddy Yarraguntla, Sudhakar Reddy Baddam, Anitha Naredla, Kiran Kumar Doniparthi, Ramesh Kumar Nadgoud, Narasimha Rao Pagadala, Syam Kumar Unniaran, Srividya Ramakrishnan
  • AMORPHOUS MIRABEGRON AND PROCESSES FOR CRYSTAL FORMS OF MIRABEGRON
    Publication number: 20140206729
    Abstract: Aspects of the present invention relate to amorphous form of mirabegron, amorphous solid dispersion of mirabegron, process for its preparation, processes for preparation of a form crystal and ? form crystal of mirabegron and pharmaceutical composition thereof.
    Type: Application
    Filed: May 17, 2012
    Publication date: July 24, 2014
    Applicant: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Vishweshwar Peddy, Rajesham Boge
  • LORCASERIN HYDROCHLORIDE
    Publication number: 20140187538
    Abstract: The present invention relates to amorphous lorcaserin hydrochloride; amorphous solid dispersion comprising lorcaserin hydrochloride and one or more pharmaceutically acceptable carries; processes for preparation thereof; pharmaceutical compositions comprising amorphous lorcaserin hydrochloride and one or more pharmaceutically acceptable carries.
    Type: Application
    Filed: December 26, 2013
    Publication date: July 3, 2014
    Applicant: DR. REDDY'S LABORATORIES LTD.
    Inventors: Rajesham Boge, Arjun Kumar Tummala, Vishweshwar Peddy, Srinivasulu Rangineni, Vilas Hareshwar Dahanukar, Bandichhor Rakeshwar, Areveli Srinivas, Macharla Prabhakar, Varanasi Ganesh
  • Novel Polymorph of Acetylsalicylic Acid, and Methods of Making and Using the Same
    Publication number: 20100331285
    Abstract: A polymorph of aspirin is provided by the present invention. Methods of making and using the same are also provided.
    Type: Application
    Filed: August 23, 2010
    Publication date: December 30, 2010
    Applicants: TRANSFORM PHARMACEUTICALS, INC., UNIVERSITY OF SOUTH FLORIDA
    Inventors: Orn Almarsson, Jennifer McMahon, Vishweshwar Peddy, Matthew Peterson, Michael J. Zaworotko
  • Novel Polymorph of Acetylsalicylic Acid, and Methods of Making and Using the Same
    Publication number: 20080319068
    Abstract: A polymer of aspirin is provided by the present invention. Methods of making and using the same are also provided.
    Type: Application
    Filed: April 25, 2006
    Publication date: December 25, 2008
    Applicants: Transform Pharmaceuticals, Inc., University of South Florida
    Inventors: Orn Almarsson, Jennifer McMahon, Vishweshwar Peddy, Matthew Peterson, Michael J. Zaworotko