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 PREPARATION OF TAFAMIDIS AND SALTS THEREOF
    Publication number: 20230391737
    Abstract: The present invention relates to process for preparation of crystalline Form 4 of tafamidis. The present invention also relates to salts of tafamidis and process of preparation of salts of tafamidis. The present invention also relates to process for preparation of an amorphous solid dispersion of tafamidis or salt thereof.
    Type: Application
    Filed: October 8, 2021
    Publication date: December 7, 2023
    Inventors: Venkata Raghavendra Charyulu PALLE, Suresh Mahadev KADAM, Vishweshwar PEDDY, Santosh Ramesh BADGUJAR, Vinayak Kacheshwar BHUJADE, Yogesh Eknath GAGARE
  • 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
  • AMORPHOUS FORMS OF SELINEXOR AND PROCESS FOR THEIR PREPARATION
    Publication number: 20210221795
    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: Application
    Filed: March 1, 2021
    Publication date: July 22, 2021
    Inventors: Ramanaiah CHENNURU, Satarupa BHATTACHARJEE, Srinivas ORUGANTI, Vishnu Vardhana Vema Reddy EDA, Ramesh CHAKKA, Vishweshwar PEDDY, Srividya RAMAKRISHNAN, Vamsi Krishna MUDAPAKA
  • 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 IBRUTINIB
    Publication number: 20210002282
    Abstract: The present invention describes solvates of Ibrutinib and processes for their preparation, pharmaceutical compositions comprising these solvate forms. The present invention also describes co-crystal, obtained from Ibrutinib and a neutral conformer, where both are solids at room temperature, process for their preparation, pharmaceutical compositions comprising the co-crystals and the use of these solids forms for the treatment of Burton's tyrosine kinase (BTK) mediated diseases.
    Type: Application
    Filed: January 9, 2019
    Publication date: January 7, 2021
    Inventors: Shanmukha Prasad GOPI, Venkata Narasayya SALADI, Vishweshwar PEDDY, Rajeev Budhdev REHANI
  • POLYMORPHS AND CO-CRYSTALS OF ROXADUSTAT
    Publication number: 20200247753
    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: Application
    Filed: August 10, 2018
    Publication date: August 6, 2020
    Inventors: Divya Jyothi KALLEM, Rajesh THIPPARABOINA, Deepika PATHIVADA, Vishweshwar PEDDY, Shanmukha Prasad GOPI
  • 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
  • SOLID FORMS OF ACALABRUTINIB AND PROCESS FOR PREPARATION THEREOF
    Publication number: 20200199130
    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 RSV5 of acalabrutinib.
    Type: Application
    Filed: June 8, 2018
    Publication date: June 25, 2020
    Inventors: Raja Sekhar VOGURI, Vishweshwar PEDDY
  • AMORPHOUS FORM AND SOLID DISPERSIONS OF LUMATEPERONE p-TOSYLATE
    Publication number: 20200148683
    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, their processes. The amorphous form and amorphous solid dispersions of the present application can be reproduced easily and is amenable for processing into a dosage form.
    Type: Application
    Filed: April 9, 2018
    Publication date: May 14, 2020
    Inventors: Vishweshwar PEDDY, Raja Sekhar VOGURI
  • SOLID STATE FORMS OF LENVATINIB MESYLATE
    Publication number: 20190345110
    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: Application
    Filed: December 29, 2017
    Publication date: November 14, 2019
    Inventors: Saladi VENKATA NARASAYYA, VAMSI KRISHNA MUDAPAKA, Vishweshwar PEDDY
  • POLYMORPHS OF BETRlXABAN & ITS MALEATE SALT
    Publication number: 20190300483
    Abstract: The present application relates to solid state forms of Betrixaban and its Maleate salt, and processes for preparation thereof.
    Type: Application
    Filed: May 31, 2017
    Publication date: October 3, 2019
    Applicant: Dr. Reddy's Laboratories Limited
    Inventors: Subba Reddy PEDDI REDDY, Venkata Narasayya SALADI, Vishweshwar PEDDY, Satarupa BHATTACHARJEE
  • SOLID FORMS OF VENETOCLAX AND PROCESSES FOR THE PREPARATION OF VENETOCLAX
    Publication number: 20190185471
    Abstract: Aspects of the present application relate to solid forms of Venetoclax and preparative processes thereof. Specific aspects relate to an amorphous form of Venetoclax, its solid dispersion and crystalline forms of Venetoclax or salts thereof. Further aspects of the present application relate to processes for the preparation of Venetoclax.
    Type: Application
    Filed: June 8, 2017
    Publication date: June 20, 2019
    Applicant: Dr. Reddy's Laboratories Limited
    Inventors: Subba Reddy PEDDI REDDY, Mohan Kumar KOTTUR, Ramprasad JURUPULA, Mohammed Azeezulla BAIG, Ramesh CHAKKA, Rajesh THI PPARABOINA, Vishweshwar PEDDY, Pallavi RAO, Srinivas ORUGANTI, Vilas Hareshwar DAHANUKAR
  • SOLID FORMS OF SELINEXOR AND PROCESS FOR THEIR PREPARATION
    Publication number: 20190023693
    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: Application
    Filed: January 6, 2017
    Publication date: January 24, 2019
    Inventors: Ramanaiah CHENNURU, Satarupa BHATTACHARJEE, Srinivas ORUGANTI, Vishnu Vardhana Vema Reddy EDA, Ramesh CHAKKA, Vishweshwar PEDDY, Srividya RAMAKRISHNAN, Vamsi Krishna MUDAPAKA
  • CRYSTALLINE FORMS OF VILAZODONE HYDROCHLORIDE AND VILAZODONE FREE BASE
    Publication number: 20190002444
    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: Application
    Filed: June 1, 2018
    Publication date: January 3, 2019
    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
  • 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
  • POLYMORPHS OF IBRUTINIB
    Publication number: 20180051026
    Abstract: The present invention provides crystalline forms of Ibrutinib and processes for their preparation.
    Type: Application
    Filed: March 2, 2016
    Publication date: February 22, 2018
    Inventors: Vishweshwar PEDDY, Dharma Jagannadha Rao VELAGA, Sundara Lakshmi KANNIAH, Ramanaiah CHENNURU, Srividya RAMAKRISHNAN, Srinivas RANGINENI