Patents by Inventor Dhiraj Khattar

Dhiraj Khattar 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).

  • Patent number: 11883403
    Abstract: The present invention relates to a tablet comprising Afatinib or a pharmaceutically acceptable salt thereof, wherein the tablet is obtained by direct compression. The present invention further relates to a process for manufacturing a tablet of the invention as well as the use of the tablet of the invention.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: January 30, 2024
    Assignee: Fresenius Kabi Oncology Ltd.
    Inventors: Rajesh Khanna, Neeraj Kumar, Vijay Kumar Sharma, Ankit Gaur, Dhiraj Khattar
  • Publication number: 20220211705
    Abstract: The present invention relates to a tablet comprising Afatinib or a pharmaceutically acceptable salt thereof, wherein the tablet is obtained by direct compression. The present invention further relates to a process for manufacturing a tablet of the invention as well as the use of the tablet of the invention.
    Type: Application
    Filed: March 22, 2022
    Publication date: July 7, 2022
    Applicant: FRESENIUS KABI ONCOLOGY LIMITED
    Inventors: Rajesh KHANNA, Neeraj KUMAR, Vijay Kumar SHARMA, Ankit GAUR, Dhiraj KHATTAR
  • Publication number: 20220151923
    Abstract: The present invention relates to a stable liquid pharmaceutical composition of pemetrexed for parenteral administration. The invention provides composition comprising pemetrexed diacid, an organic amine and cyclodextrin. The composition may further comprise an inert gas. The composition can be ready to use infusion solution of pemetrexed diacid or liquid concentrate formulation to be diluted before administration to the patient. The present invention further relates to a process for manufacturing the compositions as well as use of the compositions of the invention for the treatment of malignant pleural mesothelioma and non-small cell lung cancer.
    Type: Application
    Filed: September 27, 2021
    Publication date: May 19, 2022
    Applicant: FRESENIUS KABI ONCOLOGY LIMITED
    Inventors: Dhiraj KHATTAR, Rajesh KHANNA, Abhilasha YADAV, Vikas BHANDARI, Sameer Ramanlal MODI, . HEMLATA
  • Publication number: 20200246263
    Abstract: The present invention relates to a stable liquid pharmaceutical composition of pemetrexed for parenteral administration. The invention provides composition comprising pemetrexed diacid, an organic amine and cyclodextrin. The composition may further comprise an inert gas. The composition can be ready to use infusion solution of pemetrexed diacid or liquid concentrate formulation to be diluted before administration to the patient. The present invention further relates to a process for manufacturing the compositions as well as use of the compositions of the invention for the treatment of malignant pleural mesothelioma and non-small cell lung cancer.
    Type: Application
    Filed: August 28, 2018
    Publication date: August 6, 2020
    Applicant: FRESENIUS KABI ONCOLOGY LIMITED
    Inventors: Dhiraj KHATTAR, Rajesh KHANNA, Abhilasha YADAV, Vikas BHANDARI, Sameer Ramanlal MODI, Hemlata
  • Publication number: 20200138817
    Abstract: The present invention relates to a tablet comprising Afatinib or a pharmaceutically acceptable salt thereof, wherein the tablet is obtained by direct compression. The present invention further relates to a process for manufacturing a tablet of the invention as well as the use of the tablet of the invention.
    Type: Application
    Filed: October 30, 2019
    Publication date: May 7, 2020
    Applicant: FRESENIUS KABI ONCOLOGY LIMITED
    Inventors: Rajesh KHANNA, Neeraj KUMAR, Vijay Kumar SHARMA, Ankit GAUR, Dhiraj KHATTAR
  • Patent number: 10525059
    Abstract: The present invention relates to a tablet comprising Afatinib or a pharmaceutically acceptable salt thereof, wherein the tablet is obtained by direct compression. The present invention further relates to a process for manufacturing a tablet of the invention as well as the use of the tablet of the invention.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: January 7, 2020
    Assignee: Fresenius Kabi Oncology, Ltd.
    Inventors: Rajesh Khanna, Neeraj Kumar, Vijay Kumar Sharma, Ankit Gaur, Dhiraj Khattar
  • Publication number: 20180235967
    Abstract: The present invention relates to a tablet comprising Afatinib or a pharmaceutically acceptable salt thereof, wherein the tablet is obtained by direct compression. The present invention further relates to a process for manufacturing a tablet of the invention as well as the use of the tablet of the invention.
    Type: Application
    Filed: August 19, 2016
    Publication date: August 23, 2018
    Applicant: FRESENIUS KABI ONCOLOGY LTD.
    Inventors: Rajesh KHANNA, Neeraj KUMAR, Vijay Kumar SHARMA, Ankit GAUR, Dhiraj KHATTAR
  • Patent number: 9968608
    Abstract: A pharmaceutical composition of Pemetrexed represented by formula (I), which is a liquid ready to use solution formulation or a lyophilized pharmaceutical composition for parenteral administration comprising a pharmaceutically acceptable organic amine, an inert gas and optionally containing at least one or more pharmaceutically acceptable excipients. Also provided are processes for preparation of the ready to use solution formulation or lyophilized pharmaceutical composition of the present invention.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: May 15, 2018
    Assignee: Fresenius Kabi Oncology Limited
    Inventors: Dhiraj Khattar, Rajesh Khanna, Mukti Yadav, Krishanu Burman
  • Patent number: 9872873
    Abstract: The present invention relates to a process of preparing a stable pharmaceutical composition of compounds which are susceptible to hydrolysis comprising a. Addition of required quantity of pharmaceutically acceptable lyophilization excipients optionally in Water for Injection in a formulation vessel; b. Addition of organic solvent to form a appropriate proportion of aqueous and organic solvent; c. Maintaining the temperature of the formulation vessel from the range ?5±1° C. to ?5±3° C.; d. Addition of required quantity of compound susceptible to hydrolysis to form a solution and lyophilizing the solution.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: January 23, 2018
    Assignee: Fresenius Kabi Oncology Limited
    Inventors: Dhiraj Khattar, Rajesh Khanna, Sanjay Motwani, Minakshi Garg, Vikas Chandel, Mukti Yadav, Vijay Kumar Kyama, Vikas Bhandari
  • Patent number: 9669048
    Abstract: Described herein are ready to use, non-aqueous pharmaceutical compositions comprising 5-aza-2?-deoxycitidine and at least one aprotic solvent. The pharmaceutical compositions may further comprise at least one protic solvent. Also described are processes for preparing the pharmaceutical compositions and their use for the treatment of patients suffering from myelodysplastic syndromes.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: June 6, 2017
    Assignee: Fresenius Kabi Oncology Limited
    Inventors: Dhiraj Khattar, Rajesh Khanna, Sanjay Motwani, Sunny Chopra, Minakshi Garg
  • Publication number: 20160310495
    Abstract: A pharmaceutical composition of Pemetrexed represented by formula (I), which is a liquid ready to use solution formulation or a lyophilized pharmaceutical composition for parenteral administration comprising a pharmaceutically acceptable organic amine, an inert gas and optionally containing at least one or more pharmaceutically acceptable excipients. Also provided are processes for preparation of the ready to use solution formulation or lyophilized pharmaceutical composition of the present invention.
    Type: Application
    Filed: July 1, 2016
    Publication date: October 27, 2016
    Inventors: Dhiraj Khattar, Rajesh Khanna, Mukti Yadav, Krishanu Burman
  • Patent number: 9421207
    Abstract: A pharmaceutical composition of Pemetrexed represented by formula (I), which is a liquid ready to use solution formulation or a lyophilized pharmaceutical composition for parenteral administration comprising a pharmaceutically acceptable organic amine, an inert gas and optionally containing at least one or more pharmaceutically acceptable excipients. Also provided are processes for preparation of the ready to use solution formulation or lyophilized pharmaceutical composition of the present invention.
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: August 23, 2016
    Assignee: FRESENIUS KABI ONCOLOGY LIMITED
    Inventors: Dhiraj Khattar, Rajesh Khanna, Mukti Yadav, Krishanu Burman
  • Publication number: 20160166593
    Abstract: Described herein are ready to use, non-aqueous pharmaceutical compositions comprising 5-aza-2?-deoxycitidine and at least one aprotic solvent. The pharmaceutical compositions may further comprise at least one protic solvent. Also described are processes for preparing the pharmaceutical compositions and their use for the treatment of patients suffering from myelodysplastic syndromes.
    Type: Application
    Filed: October 24, 2013
    Publication date: June 16, 2016
    Inventors: Dhiraj KHATTAR, Rajesh KHANNA, Sanjay MOTWANI, Sunny CHOPRA, Minakshi GARG
  • Publication number: 20150111905
    Abstract: A pharmaceutical composition of Pemetrexed represented by formula (I), which is a liquid ready to use solution formulation or a lyophilized pharmaceutical composition for parenteral administration comprising a pharmaceutically acceptable organic amine, an inert gas and optionally containing at least one or more pharmaceutically acceptable excipients. Also provided are processes for preparation of the ready to use solution formulation or lyophilized pharmaceutical composition of the present invention.
    Type: Application
    Filed: May 30, 2013
    Publication date: April 23, 2015
    Inventors: Dhiraj Khattar, Rajesh Khana, Mukti Yadav, Krishanu Burman
  • Publication number: 20150073000
    Abstract: A stable ready-to-use pharmaceutical composition comprising pemetrexed or pharmaceutically acceptable salts thereof, wherein the composition is free from antioxidants, amino acids and chelating agents. Also provided is a process for preparing a stable ready-to-use pharmaceutical composition comprising the steps: i) purging inert gas into a parenterally acceptable aqueous solvent until the dissolved oxygen content of the solvent comes to less than 7 mg/L, preferably less than 3 mg/L; ii) adding pemetrexed disodium under stirring; iii) adjusting the pH of the resulting solution to between 4 to 9; iv) optionally adding additional aqueous solvent; wherein the composition is purged with inert gas throughout the entire process.
    Type: Application
    Filed: March 25, 2013
    Publication date: March 12, 2015
    Inventors: Dhiraj Khattar, Rajesh Khanna, Mukti Yadav, Krishanu Burman
  • Patent number: 8927023
    Abstract: The invention relates to a biocompatible, non-biodegradable, and non-toxic polymer of formula (I), comprising of three monomeric units, selected from 1-Vinylpyrrolidne (VP), N-Isopropylactylamide (NIPAM), and ester of Maleic anhydride and Polyethylene glycol (MPEG), cross-linked with a bi-functional vinyl derivative, of high purity and substantially free of respective toxic monomeric contaminants, and a process for preparation thereof. The invention further relates to nanoparticulate pharmaceutical compositions of poorly water-soluble drugs or compounds comprising the polymer of the invention, which are safe, less-toxic and convenient for bedside administration to patients in need thereof. Furthermore, the invention relates to a highly selective method for preparation of nanoparticulate pharmaceutical compositions of poorly water-soluble drugs or compounds.
    Type: Grant
    Filed: October 2, 2012
    Date of Patent: January 6, 2015
    Assignee: Fresenius Kabi Oncology Limited
    Inventors: Anand C. Burman, Rama Mukherjee, Dhiraj Khattar, Sanjoy Mullick, Manu Jaggi, Manoj Kumar Singh, Mukesh Kumar, Deepak Prusthy, Pawan Kumar Gupta, Rajendran Praveen, Shobhit Singh
  • Publication number: 20140378407
    Abstract: The present invention relates to a process of preparing a stable pharmaceutical composition of compounds which are susceptible to hydrolysis comprising a. Addition of required quantity of pharmaceutically acceptable lyophilization excipients optionally in Water for Injection in a formulation vessel; b. Addition of organic solvent to form a appropriate proportion of aqueous and organic solvent; c. Maintaining the temperature of the formulation vessel from the range ?5±1° C. to ?5±3° C.; d. Addition of required quantity of compound susceptible to hydrolysis to form a solution and lyophilizing the solution.
    Type: Application
    Filed: March 29, 2012
    Publication date: December 25, 2014
    Applicant: Fresenius Kabi Oncology Limited
    Inventors: Dhiraj Khattar, Rajesh Khanna, Sanjay Motwani, Minakshi Garg, Vikas Chandel, Mukti Yadav, Vijay Kumar Kyama, Vikas Bhandari
  • Publication number: 20130274211
    Abstract: The invention relates to a biocompatible, non-biodegradable, and non-toxic polymer of formula (I), comprising of three monomeric units, selected from 1-Vinylpyrrolidne (VP), N-Isopropylactylamide (NIPAM), and ester of Maleic anhydride and Polyethylene glycol (MPEG), cross-linked with a bi-functional vinyl derivative, of high purity and substantially free of respective toxic monomeric contaminants, and a process for preparation thereof. The invention further relates to nanoparticulate pharmaceutical compositions of poorly water-soluble drugs or compounds comprising the polymer of the invention, which are safe, less-toxic and convenient for bedside administration to patients in need thereof. Furthermore, the invention relates to a highly selective method for preparation of nanoparticulate pharmaceutical compositions of poorly water-soluble drugs or compounds.
    Type: Application
    Filed: October 2, 2012
    Publication date: October 17, 2013
    Applicant: Fresenius Kabi Oncology Limited
    Inventors: Anand C. Burman, Rama Mukherjee, Dhiraj Khattar, Sanjoy Mullick, Manu Jaggi, Manoj Kumar Singh, Mukesh Kumar, Deepak Prusthy, Pawan Kumar Gupta, Rajendran Praveen, Shobhit Singh
  • Patent number: 8338562
    Abstract: The invention relates to a biocompatible, non-biodegradable, and non-toxic polymer of formula (I), comprising of three monomeric units, selected from 1-Vinylpyrrolidone (VP), N-Isopropylacrylamide (NIPAM), and ester of Maleic anhydride and Polyethylene glycol (MPEG), cross-linked with a bi-functional vinyl derivative, of high purity and substantially free of respective toxic monomeric contaminants, and a process for preparation thereof. The invention further relates to nanoparticulate pharmaceutical compositions of poorly water-soluble drugs or compounds comprising the polymer of the invention, which are safe, less-toxic and convenient for bedside administration to patients in need thereof. Furthermore, the invention relates to a highly selective method for preparation of nanoparticulate pharmaceutical compositions of poorly water-soluble drugs or compounds.
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: December 25, 2012
    Assignee: Fresenius Kabi Oncology Limited
    Inventors: Anand C. Burman, Rama Mukherjee, Dhiraj Khattar, Sanjoy Mullick, Manu Jaggi, Manoj Kumar Singh, Mukesh Kumar, Deepak Prusthy, Pawan Kumar Gupta, Rajendran Praveen, Shobhit Singh
  • Publication number: 20110301189
    Abstract: A stable pharmaceutical compositions of Rapamycin Esters, in particular Rapamycin 42-ester with 3-hydroxy-2-(hydroxymethyl)-2-methylpropionic acid that is free of antioxidants and a process of preparing the same.
    Type: Application
    Filed: June 2, 2011
    Publication date: December 8, 2011
    Applicant: FRESENIUS KABI ONCOLOGY LTD.
    Inventors: Dhiraj Khattar, Rajesh Khanna, Poonam Singla, Abhilasha Yadav, Vinay Gupta, Rajesh Kini, Sushil Kumar Dubey