Patents Assigned to Ranbaxy Laboratories Limited
  • LIQUID DOSAGE FORMS OF ISOTRETINOIN
    Publication number: 20120259013
    Abstract: The present invention relates to a pharmaceutical solution comprising isotretinoin or salts thereof. The present invention further relates to the processes for preparing such compositions.
    Type: Application
    Filed: May 20, 2010
    Publication date: October 11, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Sanjay Kumar Motwani, Shashikanth P. Isloor, Vinod Arora
  • Process for the preparation of pure duloxetine hydrochloride
    Patent number: 8278463
    Abstract: The present invention relates to a process for the preparation of pure Duloxetine hydrochloride. The present invention further relates to duloxetine hydrochloride substantially free of residual hydrochloric acid.
    Type: Grant
    Filed: April 6, 2009
    Date of Patent: October 2, 2012
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Sujoy Biswas, Keya Karanjai
  • PROCESS FOR THE PREPARATION OF A CRYSTALLINE FORM OF LENALIDOMIDE
    Publication number: 20120220777
    Abstract: The present invention relates to an in-situ process for the preparation of polymorphic Form A of lenalidomide.
    Type: Application
    Filed: September 16, 2010
    Publication date: August 30, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Saridi Madhava Dileep Kumar, Munish Kapoor, Swargam Sathyanarayana, Rajesh Kumar Thaper, Mohan Prasad
  • PROCESS FOR THE PREPARATION OF FOSAMPRENAVIR CALCIUM
    Publication number: 20120220786
    Abstract: The present invention relates to process for the preparation of fosamprenavir calcium.
    Type: Application
    Filed: September 16, 2010
    Publication date: August 30, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Satish Manohar Bhoge, Prakash Kshirsagar, Santosh Richhariya, Kaptan Singh
  • SALTS OF SUNITINIB
    Publication number: 20120220783
    Abstract: The present invention relates to salts of sunitinib and their preparation.
    Type: Application
    Filed: September 16, 2010
    Publication date: August 30, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Sudhir Singh Sanwal, Saridi Madhava Dileep Kumar, Swargam Sathyanarayana, Rajesh Kumar Thaper, Mohan Prasad
  • Process for the preparation of clopidogrel and its pharmaceutically acceptable salts
    Patent number: 8247558
    Abstract: The present invention provides a process for the preparation of clopidogrel and its pharmaceutically acceptable salts thereof comprises the resolving racemic methyl alpha-5-(4,5,6,7-tetrahydro[3,2-c]thienopyridyl)(2-chlorophenyl)-acetate by the salt formation of methyl alpha-5-(4,5,6,7-tetrahydro[3,2-c]thienopyridyl)(2-chlorophenyl)-acetate with excess levorotatory camphor-10-sulfonic acid to get a maximum yield of camphor sulphonate salt of methyl S-(+)-alpha-5-(4,5,6,7-tetrahydro[3,2-c]thienopyridyl) (2-chlorophenyl)-acetate and transforming the camphor sulphonate salt to clopidogrel or its pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: September 4, 2007
    Date of Patent: August 21, 2012
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Parendn Dhirajlal Rathod, Satish Kumar Aryan, Ram Chander Aryan, Chandra Has Khanduri
  • CRYSTALLINE FORM OF FOSAMPRENAVIR CALCIUM
    Publication number: 20120208787
    Abstract: The present invention relates to a crystalline form of fosamprenavir calcium. The crystalline form of the present invention is designated as Form II of fosamprenavir calcium. The present invention also relates to a process for the preparation of crystalline Form II of fosamprenavir calcium. The present invention further relates to a pharmaceutical composition comprising crystalline Form II of fosamprenavir calcium. The present invention relates further to a method of treating a HIV infection using crystalline Form II of fosamprenariv calium.
    Type: Application
    Filed: June 29, 2010
    Publication date: August 16, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Satish Manohar Bhoge, Prakash Kshirsagar, Santosh Richhariya, Kaptan Singh
  • PROCESS FOR THE PREPARATION OF VALGANCICLOVIR HYDROCHLORIDE
    Publication number: 20120190850
    Abstract: The present invention provides a novel process for the preparation of pure valganciclovir hydrochloride.
    Type: Application
    Filed: August 12, 2010
    Publication date: July 26, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Mohammed Salman Hashmi, Mukesh Kumar Sharma, Chandra Has Khanduri
  • PROCESSES FOR THE PREPARATION OF VARDENAFIL
    Publication number: 20120190849
    Abstract: The present invention provides processes for the preparation of vardenafil, its pharmaceutically acceptable salts, hydrates and intermediates.
    Type: Application
    Filed: August 9, 2010
    Publication date: July 26, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Anu Mittal, Mahavir Singh Khanna, Rajesh Kumar Thaper, Mohan Prasad
  • PROCESS FOR THE PREPARATION OF OLMESARTAN MEDOXOMIL
    Publication number: 20120184750
    Abstract: The present invention provides an improved process for the preparation of olmesartan medoxomil, which is free of OLM-acid and has lower amount of eliminate and acetic acid impurity.
    Type: Application
    Filed: May 20, 2010
    Publication date: July 19, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Ashwini Kumar Kapoor, Hiten Sharadchandra Mehta, Asok Nath, Mohan Prasad
  • STABLE DOSAGE FORMS OF SPIRO AND DISPIRO 1,2,4-TRIOXOLANE ANTIMALARIALS
    Publication number: 20120183607
    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: Application
    Filed: July 14, 2011
    Publication date: July 19, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Arno Appavoo ENOSE, Harish Kumar MADAN, Sumit MADAN, Anupam TREHAN, Puneet TYAGI, Vinod Kumar ARORA
  • POLYMORPHIC FORM OF OLMESARTAN MEDOXOMIL
    Publication number: 20120184751
    Abstract: The present invention relates to a polymorphic form of olmesartan medoxomil and a process for the preparation of crystalline olmesartan medoxomil.
    Type: Application
    Filed: July 29, 2010
    Publication date: July 19, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Ashwini Kumar Kapoor, Hiten Sharadchandra Mehta, Asok Nath, Mohan Prasad
  • PROCESS FOR THE PREPARATION OF LENALIDOMIDE
    Publication number: 20120184746
    Abstract: The present invention relates to a process for the preparation of lenalidomide, wherein the process comprises: reducing 3-(4-nitro-loxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione to obtain lenalidomide.
    Type: Application
    Filed: September 3, 2010
    Publication date: July 19, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Munish Kapoor, Saridi Madhava Dileep Kumar, Balaguru Murugesan, Swargam Sathyanarayana, Rajesh Kumar Thaper, Mohan Prasad
  • POLYMORPHIC FORM OF TOREMIFENE CITRATE AND PROCESS FOR ITS PREPARATION
    Publication number: 20120178821
    Abstract: The present invention provides a polymorphic form of toremifene citrate and processes for its preparation. It also relates to an improved process for the preparation of the Z isomer of the toremifene base, free of E isomer, and its pharmaceutically acceptable salts.
    Type: Application
    Filed: July 30, 2010
    Publication date: July 12, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Pranab Chatterjee, Asok Nath, Mohan Prasad
  • PROCESS FOR THE PREPARATION OF 1, 2, 4-TRIOXOLANE ANTIMALARIALS
    Publication number: 20120178944
    Abstract: This invention relates to an improved process for the preparation of compounds 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, Formula (I) wherein X is an anion. The compounds of Formula (I) have antimalarial activity.
    Type: Application
    Filed: April 15, 2010
    Publication date: July 12, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Gyan Chand Yadav, Harish N. Dorwal, Pooja Tanwar, Udai Bhan Singh Gahlot
  • PULSATILE RELEASE PHARMACEUTICAL FORMULATION OF DEXLANSOPRAZOLE
    Publication number: 20120164233
    Abstract: The present invention relates to a pulsatile-release pharmaceutical formulation of dexlansoprazole composed of a single type of enteric coated pellets and the process for the preparation thereof.
    Type: Application
    Filed: July 28, 2011
    Publication date: June 28, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Ankur BHARGAVA, Sachin ARORA, Ajay Kumar SINGLA
  • STABLE ORAL PHARMACEUTIAL COMPOSITION OF ATORVASTATIN
    Publication number: 20120165386
    Abstract: The present invention relates to a stable oral pharmaceutical composition comprising atorvastatin or a pharmaceutically acceptable salt thereof and an alkalizing agent, wherein the buffering capacity of the composition is between 2 to 5.
    Type: Application
    Filed: December 22, 2011
    Publication date: June 28, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Ravindra AGARWAL, Parikshit Rameshrao KULKARNI, Ravi KOCHHAR
  • VALACYCLOVIR FORMULATIONS
    Publication number: 20120149720
    Abstract: The present invention relates to taste-masked pharmaceutical formulations of valacyclovir. The present invention also relates to process of preparation of valacyclovir suspensions, solutions and dry powder for reconstitution.
    Type: Application
    Filed: July 21, 2011
    Publication date: June 14, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Tarun GOSWAMI, Shashikanth P. ISLOOR, Vinod Kumar ARORA
  • AMORPHOUS FOSAMPRENAVIR CALCIUM
    Publication number: 20120135965
    Abstract: The present invention relates to amorphous Fosamprenavir calcium and processes for its preparation, a pharmaceutical composition comprising it and a method for treating a HIV infection therewith.
    Type: Application
    Filed: May 20, 2010
    Publication date: May 31, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Satish Manohar Bhoge, Prakash Kshirsagar, Santosh Richhariya, Anshul Agrawal, Kaptan Singh
  • Process for the preparation of ziprasidone
    Patent number: 8178674
    Abstract: The invention relates to processes for the preparation of substantially pure ziprasidone. The invention also relates to the preparation of acid addition salts of ziprasidone. More particularly, it relates to the preparation of substantially pure hydrochloride salt of ziprasidone. The invention also relates to pharmaceutical compositions that include the substantially pure ziprasidone or ziprasidone hydrochloride and use of said compositions for treating schizophrenia.
    Type: Grant
    Filed: May 4, 2011
    Date of Patent: May 15, 2012
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Yatendra Kumar, Mohan Prasad, Mahivir Singh Khanna, Seema Ahuja