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).
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Patent number: 11883403Abstract: 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: GrantFiled: March 22, 2022Date of Patent: January 30, 2024Assignee: Fresenius Kabi Oncology Ltd.Inventors: Rajesh Khanna, Neeraj Kumar, Vijay Kumar Sharma, Ankit Gaur, Dhiraj Khattar
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Publication number: 20220211705Abstract: 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: ApplicationFiled: March 22, 2022Publication date: July 7, 2022Applicant: FRESENIUS KABI ONCOLOGY LIMITEDInventors: Rajesh KHANNA, Neeraj KUMAR, Vijay Kumar SHARMA, Ankit GAUR, Dhiraj KHATTAR
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Publication number: 20220151923Abstract: 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: ApplicationFiled: September 27, 2021Publication date: May 19, 2022Applicant: FRESENIUS KABI ONCOLOGY LIMITEDInventors: Dhiraj KHATTAR, Rajesh KHANNA, Abhilasha YADAV, Vikas BHANDARI, Sameer Ramanlal MODI, . HEMLATA
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Publication number: 20200246263Abstract: 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: ApplicationFiled: August 28, 2018Publication date: August 6, 2020Applicant: FRESENIUS KABI ONCOLOGY LIMITEDInventors: Dhiraj KHATTAR, Rajesh KHANNA, Abhilasha YADAV, Vikas BHANDARI, Sameer Ramanlal MODI, Hemlata
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Publication number: 20200138817Abstract: 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: ApplicationFiled: October 30, 2019Publication date: May 7, 2020Applicant: FRESENIUS KABI ONCOLOGY LIMITEDInventors: Rajesh KHANNA, Neeraj KUMAR, Vijay Kumar SHARMA, Ankit GAUR, Dhiraj KHATTAR
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Patent number: 10525059Abstract: 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: GrantFiled: August 19, 2016Date of Patent: January 7, 2020Assignee: Fresenius Kabi Oncology, Ltd.Inventors: Rajesh Khanna, Neeraj Kumar, Vijay Kumar Sharma, Ankit Gaur, Dhiraj Khattar
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Publication number: 20180235967Abstract: 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: ApplicationFiled: August 19, 2016Publication date: August 23, 2018Applicant: FRESENIUS KABI ONCOLOGY LTD.Inventors: Rajesh KHANNA, Neeraj KUMAR, Vijay Kumar SHARMA, Ankit GAUR, Dhiraj KHATTAR
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Patent number: 9968608Abstract: 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: GrantFiled: July 1, 2016Date of Patent: May 15, 2018Assignee: Fresenius Kabi Oncology LimitedInventors: Dhiraj Khattar, Rajesh Khanna, Mukti Yadav, Krishanu Burman
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Patent number: 9872873Abstract: 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: GrantFiled: March 29, 2012Date of Patent: January 23, 2018Assignee: Fresenius Kabi Oncology LimitedInventors: Dhiraj Khattar, Rajesh Khanna, Sanjay Motwani, Minakshi Garg, Vikas Chandel, Mukti Yadav, Vijay Kumar Kyama, Vikas Bhandari
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Patent number: 9669048Abstract: 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: GrantFiled: October 24, 2013Date of Patent: June 6, 2017Assignee: Fresenius Kabi Oncology LimitedInventors: Dhiraj Khattar, Rajesh Khanna, Sanjay Motwani, Sunny Chopra, Minakshi Garg
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Publication number: 20160310495Abstract: 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: ApplicationFiled: July 1, 2016Publication date: October 27, 2016Inventors: Dhiraj Khattar, Rajesh Khanna, Mukti Yadav, Krishanu Burman
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Patent number: 9421207Abstract: 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: GrantFiled: May 30, 2013Date of Patent: August 23, 2016Assignee: FRESENIUS KABI ONCOLOGY LIMITEDInventors: Dhiraj Khattar, Rajesh Khanna, Mukti Yadav, Krishanu Burman
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Publication number: 20160166593Abstract: 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: ApplicationFiled: October 24, 2013Publication date: June 16, 2016Inventors: Dhiraj KHATTAR, Rajesh KHANNA, Sanjay MOTWANI, Sunny CHOPRA, Minakshi GARG
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Publication number: 20150111905Abstract: 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: ApplicationFiled: May 30, 2013Publication date: April 23, 2015Inventors: Dhiraj Khattar, Rajesh Khana, Mukti Yadav, Krishanu Burman
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Publication number: 20150073000Abstract: 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: ApplicationFiled: March 25, 2013Publication date: March 12, 2015Inventors: Dhiraj Khattar, Rajesh Khanna, Mukti Yadav, Krishanu Burman
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Patent number: 8927023Abstract: 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: GrantFiled: October 2, 2012Date of Patent: January 6, 2015Assignee: Fresenius Kabi Oncology LimitedInventors: 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
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Publication number: 20140378407Abstract: 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: ApplicationFiled: March 29, 2012Publication date: December 25, 2014Applicant: Fresenius Kabi Oncology LimitedInventors: Dhiraj Khattar, Rajesh Khanna, Sanjay Motwani, Minakshi Garg, Vikas Chandel, Mukti Yadav, Vijay Kumar Kyama, Vikas Bhandari
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Publication number: 20130274211Abstract: 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: ApplicationFiled: October 2, 2012Publication date: October 17, 2013Applicant: Fresenius Kabi Oncology LimitedInventors: 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
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Patent number: 8338562Abstract: 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: GrantFiled: December 26, 2006Date of Patent: December 25, 2012Assignee: Fresenius Kabi Oncology LimitedInventors: 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
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Publication number: 20110301189Abstract: 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: ApplicationFiled: June 2, 2011Publication date: December 8, 2011Applicant: FRESENIUS KABI ONCOLOGY LTD.Inventors: Dhiraj Khattar, Rajesh Khanna, Poonam Singla, Abhilasha Yadav, Vinay Gupta, Rajesh Kini, Sushil Kumar Dubey