Patents Assigned to Ranbaxy Laboratory Limited
  • Publication number: 20140134259
    Abstract: The present invention relates to stable oral compositions of one or more benzimidazole compounds and processes for their preparation. Also provided are methods for treating various gastrointestinal disorders.
    Type: Application
    Filed: January 8, 2014
    Publication date: May 15, 2014
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Rajesh GANDHI, Chayapathy ISSA, Vishnubhotla NAGAPRASAD
  • Patent number: 8716477
    Abstract: The present invention relates to crystalline forms of bosentan salts and processes for their preparation.
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: May 6, 2014
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Rakesh Singh, Anu Mittal, Gopal Singh Bisht, Mahavir Singh Khanna, Rajesh Kumar Thaper, Mohan Prasad
  • Patent number: 8710261
    Abstract: The present invention relates to Compounds having the structure of Formula I: wherein n is an integer from 1 to 5; R1 is optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, aryl, heterocyclyl, heteroaryl, aralkyl, alkoxy, aryloxy, alkenyloxy or alkynyloxy; R2 is alkenyl, allcynyl, aryl, heterocyclyl, heteroaryl, cycloalkyl, NR4R5, —NHC(?Y)R4, —NHC(?Y)NR5R?, —NHC(?O)OR4, —NHSO2R4, C(?Y)NR4R5, C(?O)OR6 [wherein Y is oxygen or sulphur], OR5, —O(C?O)NR4R5, O-acyl, S(O)mR4, —SO2N(R4)2, cyano, amidino or guanidino [wherein R4 is alkyl, alkenyl, alkynyl, cycloalkyl, aryl, heterocyclyl, heteroaryl, aralkyl, heteroarylalkyl, heterocyclylalkyl or cycloalkylalkyl and m is an integer 0-2; R5 is hydrogen or R4; Rx is R4 or —SO2N(R4)2 and R6 is hydrogen, alkyl, cycloalkyl, aralkyl, heteroarylalkyl, heterocyclylalkyl or cycloalkylalkyl]; R3 is hydrogen, fluorine, alkyl, cycloalkylalkyl or aralkyl; A is OH, OR4, —OC(?O)NR4R5, O-acyl, NH2, NR4R5, —NHC(?Y)R4, —NHC(?Y)NR5Rx, —NHC(?O)OR4, —NHSO2R4, and to processes for t
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: April 29, 2014
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Venkata P. Palle, Viswajanani Jitendra Sattigeri, Manoj Kumar Khera, Sreedhara Rao Voleti, Abhijit Ray, Sunanda G. Dastidar
  • Publication number: 20140112995
    Abstract: The present invention relates to pharmaceutical compositions comprising multilayered multiple units and processes for the preparation thereof.
    Type: Application
    Filed: December 23, 2013
    Publication date: April 24, 2014
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Murali Krishna BHAVARISETTI, Kanwarpreet Singh BAKSHI, Sreekanth NARRAVULA, Romi Barat SINGH, Ajay Kumar SINGLA
  • Publication number: 20140093563
    Abstract: The present invention relates to an oral pharmaceutical composition of febuxostat which comprises an intragranular component and an extragranular component. Further, it relates to processes for the preparation of said composition and a method of using said composition.
    Type: Application
    Filed: December 5, 2013
    Publication date: April 3, 2014
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Abhishek SRIVASTAVA, Surajit N. DAS, Mukesh Kumar GARG, Ajay Kumar SINGLA, Amit GUPTA, Prakash A. JADHAV
  • Patent number: 8680298
    Abstract: The present invention provides a process for preparing orlistat from amino orlistat using Pivaloyl Formic Anhydride (PFA) as an alkanoylating agent.
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: March 25, 2014
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Patil Dattatray Bapuso, Killol Patel, Ashok Prasad, Keshav Deo, Mohan Prasad
  • Publication number: 20140065191
    Abstract: The invention relates to a topical pharmaceutical composition for burn treatment and microbial infections on human beings or animals. The pharmaceutical composition comprises 0.1% w/w to 1.0% w/w of an antimicrobial drug, i.e., silver sulfadiazine and 0.2% w/w antiseptic, i.e., chlorhexidine gluconate, wherein silver sulfadiazine is in nanonized form.
    Type: Application
    Filed: February 8, 2013
    Publication date: March 6, 2014
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Neeta GUPTA, Simrata BEDI, Jyoti SRIVASTAVA, Vinod Kumar ARORA, Manisha PANDYA, Vyas M. SHINGATGERI, Jaiprakash Jaysingrao BHELONDE, Monika OBRAH, Sanjay Kumar SHARMA, Rajinder K. JALALI, Sudershan Kumar ARORA
  • Patent number: 8664265
    Abstract: The field of the invention relates to stable dosage forms comprising spiro or dispiro 1,2,4-trioxolane antimalarials, or their pharmaceutically acceptable salts, prodrugs and analogues, and processes for their preparation. The water content of the dosage form is not more than 6.5% w/w.
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: March 4, 2014
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Arno Appavoo Enose, Harish Kumar Madan, Sumit Madan, Anupam Trehan, Puneet Tyagi, Vinod Kumar Arora
  • Patent number: 8658216
    Abstract: The present invention relates to stable oral compositions of one or more benzimidazole compounds and processes for their preparation. Also provided are methods for treating various gastrointestinal disorders.
    Type: Grant
    Filed: December 22, 2005
    Date of Patent: February 25, 2014
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Rajesh Gandhi, Chayapathy Issa, Vishnubhotla Nagaprasad
  • Patent number: 8618305
    Abstract: The present invention provides dimethyl sulphoxide solvate of 4-(4-{3-[4-chloro-3 -(trifluoromethyl)phenyl]ureido}phenoxy)-N2-methylpyridine-2-carboxamide, process for its preparation, pharmaceutical composition comprising it and its use for the treatment of cancer. The present invention also provides a novel HPLC method for the identification, quantification and isolation of related substances of sorafenib.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: December 31, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Jagdev Singh Jaryal, Swargam Sathyanarayana, Rajesh Kumar Thaper, Mohan Prasad, Sachin Deorao Zade, Ajay Shankar Singh
  • Patent number: 8614329
    Abstract: The present invention provides amorphous and crystalline forms of acid addition salts of sorafenib, pharmaceutical compositions comprising them, and their use for the treatment of cancer. The present invention also provides processes for the preparation of acid addition salts of sorafenib.
    Type: Grant
    Filed: June 7, 2013
    Date of Patent: December 24, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Jagdev Singh Jaryal, Swargam Sathyanarayana, Rajesh Kumar Thaper, Mohan Prasad
  • Patent number: 8609854
    Abstract: The present invention provides a process for the preparation of sorafenib tosylate, comprising contacting sorafenib free base with p-toluenesulphonic acid in water.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: December 17, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Jagdev Singh Jaryal, Swargam Sathyanarayana, Rajesh Kumar Thaper, Mohan Prasad
  • Patent number: 8604208
    Abstract: The present invention provides amorphous and crystalline forms of acid addition salts of sorafenib, pharmaceutical compositions comprising them and their use for the treatment of cancer. The present invention also provides processes for the preparation of acid addition salts of sorafenib.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: December 10, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Jagdev Singh Jaryal, Swargam Sathyanarayana, Rajesh Kumar Thaper, Mohan Prasad
  • Patent number: 8569519
    Abstract: This invention relates to an improved process for the preparation of a compound of Formula (I), salts of the free base cis-adamantane-2-spiro-3?-8?-[[[(2?-amino-2?-methyl propyl)amino]carbonyl]methyl]-1?,2?,4?-trioxaspiro[4.5]decane wherein X can be an anion.
    Type: Grant
    Filed: May 24, 2007
    Date of Patent: October 29, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Gyan Chand Yadav, Harish N. Dorwal, Srinivas Valavala, Vinod Kumar Sharma
  • Publication number: 20130274478
    Abstract: The present invention provides amorphous and crystalline forms of acid addition salts of sorafenib, pharmaceutical compositions comprising them, and their use for the treatment of cancer. The present invention also provides processes for the preparation of acid addition salts of sorafenib.
    Type: Application
    Filed: June 7, 2013
    Publication date: October 17, 2013
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Jagdev Singh JARYAL, Swargam SATHYANARAYANA, Rajesh Kumar THAPER, Mohan PRASAD
  • Publication number: 20130267490
    Abstract: The invention relates to an improved topical pharmaceutical composition for burn treatment and microbial infections on human beings or animals. The pharmaceutical composition comprises 0.1% w/w to 1% w/w of an antimicrobial drug, i.e., silver sulfadiazine and 0.2% w/w antiseptic, i.e., chlorhexidine gluconate; wherein silver sulfadiazine is in nanonized form.
    Type: Application
    Filed: July 21, 2011
    Publication date: October 10, 2013
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Neeta Gupta, Simrata Bedi, Jyoti Srivastava, Vinod Kumar Arora
  • Patent number: 8552197
    Abstract: The present invention provides sorafenib ethane sulphonate, process for its preparation, pharmaceutical composition comprising sorafenib ethane sulphonate and its use for the treatment of cancer. Formula (III).
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: October 8, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Jagdev Singh Jaryal, Swargam Sathyanarayana, Rajesh Kumar Thaper, Mohan Prasad
  • Publication number: 20130251793
    Abstract: This invention relates to a pharmaceutical composition comprising a combination of phentermine in an immediate-release form and topiramate in an extended-release form. Further, it relates to processes for the preparation of the composition and a method of using the composition.
    Type: Application
    Filed: March 21, 2013
    Publication date: September 26, 2013
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Anuj Kumar FANDA, Kumaravel VIVEK, Ravish SHARMA, Romi Barat SINGH, Ajay Kumar SINGLA
  • Publication number: 20130251795
    Abstract: The present invention relates to pharmaceutical compositions that include a combination of a biguanide present in an extended-release form and a low dose antidiabetic agent present in an immediate-release form. The present invention further relates to processes for preparing such compositions.
    Type: Application
    Filed: May 13, 2013
    Publication date: September 26, 2013
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Sandeep Kumar VATS, Balaram MONDAL, Kalaiselvan RAMARAJU, Romi Barat SINGH, Ajay Kumar SINGLA
  • Publication number: 20130253184
    Abstract: The present invention relates to a process for the preparation of pure meropenem trihydrate.
    Type: Application
    Filed: October 21, 2011
    Publication date: September 26, 2013
    Applicant: Ranbaxy Laboratories Limited
    Inventors: Prashant Kumar Sharma, Bhupendra Vashishta, Shailendra K. Singh, Neera Tiwari, Subhash Dhar