Patents Assigned to Mylan Laboratories Ltd.
  • Publication number: 20180282351
    Abstract: The present disclosure provides amorphous ixazomib citrate and processes for the preparation thereof. Crystalline form M1, form M2, form M3, and form M4 of ixazomib citrate are also disclosed. The present disclosure also encompasses processes for the preparation of those crystalline forms.
    Type: Application
    Filed: September 15, 2016
    Publication date: October 4, 2018
    Applicant: Mylan Laboratories Ltd
    Inventors: Vinayak GORE, Rajesh JOSHI, Anil TRIPATHI, Madhukar PATIL, Ramakoteswara Rao JETTI, Anjaneyaraju INDUKURI, Amit SINGH, Soumyajit GHOSH
  • Publication number: 20180244693
    Abstract: Processes for the preparation of dolutegravir and pharmaceutically acceptable salts utilizing alkenylamine are disclosed. Intermediates in those synthetic schemes are also disclosed.
    Type: Application
    Filed: February 5, 2016
    Publication date: August 30, 2018
    Applicant: Mylan Laboratories Ltd.
    Inventors: Sivaram Prasad VELLANKI, Madumurthy NADELLA, Mitali BHALME, Revathi Srinivas RAMABHOTLA, Venkata Siva Reddy ARUMALLA, Raveendra Babu KILARU
  • Patent number: 9815789
    Abstract: The present disclosure provides novel crystalline forms of cabozantinib (S)-malate, designated as form-M1, M2, M3 and M4 and novel crystalline forms of cabozantinib free base, form-M1, M2 and M3 and methods of their production. The present disclosure also provides processes for the preparation of crystalline cabozantinib (S)-malate form N-1.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: November 14, 2017
    Assignee: Mylan Laboratories, Ltd.
    Inventors: Ramakoteswara Rao Jetti, Anjaneyaraju Indukuri, Dnyandeo Punde, Chandersingh Bohra, Mahesh Kumar Gadakar, Vinayak Gore
  • Publication number: 20170319539
    Abstract: The present disclosure relates to solid dispersion of amorphous empagliflozin and its process thereof.
    Type: Application
    Filed: October 1, 2015
    Publication date: November 9, 2017
    Applicant: Mylan Laboratories LTD.
    Inventors: Ramakoteswara Rao Jetti, Aggi Ramireddy Bommareddy, Amit Singh, Vijaya Krishna Ravi, Subramanyam Dandala
  • Patent number: 9796750
    Abstract: The present disclosure relates to an improved process for the preparation of fluticasone propionate.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: October 24, 2017
    Assignee: Mylan Laboratories Ltd.
    Inventors: Sakharam Jadhav, Chandersingh Bohara, Ghanshyam Wagh, Vinayak Govind Gore, Maheshkumar Gadakar
  • Publication number: 20170174719
    Abstract: The present disclosure relates to an improved process for the purification of fluticasone propionate by: a) dissolving fluticasone propionate in a ketone solvent to produce a mixture, b) heating the mixture slowly for 1-2 hours to get a clear solution, c) adding water to the step (b) solution at 50-60° C., d) cooling to ?5° C. to 10° C., and e) isolating fluticasone propionate.
    Type: Application
    Filed: February 5, 2015
    Publication date: June 22, 2017
    Applicant: Mylan Laboratories Ltd.
    Inventors: Sakharam Jadhav, Chandersingh Bohara, Ghanshyam Wagh, Vinayak Govind Gore, Maheshkumar Gadakar
  • Patent number: 9630909
    Abstract: Described herein are processes for the preparation of nepafenac and related intermediates, particularly wherein 2-aminobenzophenone is treated with a 2-(alkylthio)acetamide in the presence of sulfuryl chloride to afford a 2-(2-amino-3-benzoyl-phenyl)-2-(alkylthio)acetamide, which upon reduction affords nepafenac. Described herein are also processes for the purification of nepafenac, particularly for the removal of structurally similar impurities.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: April 25, 2017
    Assignee: Mylan Laboratories Ltd
    Inventors: Sebastian Sonny, Rao Jagadeeshwar, Srinivas Rao Mannava, Suresh Reddy Sabbella
  • Patent number: 9273333
    Abstract: The present invention relates to an improved process for the preparation of compound of Formula-II, which is an intermediate in the preparation of HMG-CoA reductase inhibitors. wherein X is hydrogen or hydroxy protecting group and R1 is carboxyl protecting group.
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: March 1, 2016
    Assignee: Mylan Laboratories LTD
    Inventors: Michiel Christian Alexander Van Vliet, Willem Robert Klaas Schoevaart, Madhuresh Kumar Sethi, Sanjay Mahajan, Bhairaiah Mara
  • Publication number: 20150299200
    Abstract: The present invention relates to a process for preparing Linagliptin by purifying the intermediate compounds converting the purified intermediates into Linagliptin. The present invention also relates to the preparation of an amorphous Linagliptin.
    Type: Application
    Filed: December 16, 2013
    Publication date: October 22, 2015
    Applicant: MYLAN LABORATORIES LTD
    Inventors: Bhausaheb CHAVHAN, Jebaraj RATHINAPANDIAN, Shiva Kumar CHANDUPTLA, Nagaraji GHANDA
  • Patent number: 9145365
    Abstract: The present invention relates to an improved process for the preparation of Roflumilast. The present invention also relates to crystalline Form-I of Roflumilast.
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: September 29, 2015
    Assignee: Mylan Laboratories Ltd.
    Inventors: Priyesh Vijaykar, Dattatrey Kokane, Sushant Gharat, Dhananjay Shinde, Manojkumar Bindu, Vinayak Gore
  • Patent number: 8993786
    Abstract: The main object of the present invention relates to a novel crystalline form of Fosemprenavir Calcium designated as Form A. Another object of the present invention relates to a process for the preparation of Crystalline Form A of Fosemprenavir Calcium. Yet another object of the present invention relates to crystalline Forma A of Fosemprenavir Calcium characterized by a PXRD diffraction having reflections at about 3.1±0.2, 4.4±0.2, 5.0±0.2, 6.3±0.2, 7.4±0.2, 8.0±0.2, 2?.
    Type: Grant
    Filed: February 9, 2012
    Date of Patent: March 31, 2015
    Assignee: Mylan Laboratories Ltd.
    Inventors: Ramakoteswara Rao Jetti, Neelima Bhagavatula, Asha Rani Gorantla
  • Patent number: 8974824
    Abstract: The present invention discloses stable, solid oral pharmaceutical composition comprising Lanthanum carbonate having more than 6 molecules of water per molecule of lanthanum carbonate and pharmaceutically acceptable carriers or diluents, wherein said carrier or diluent excludes monosaccharide/s or disaccharide/s, such that the composition has comparable in-vitro dissolution profile similar to that of FOSRENOL®. Also disclosed is a wet granulation process for making the same.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: March 10, 2015
    Assignee: Mylan Laboratories Ltd.
    Inventors: Nagaraj Amminabavi, Indu Bhushan, Satish Kumar Jain, Subhash Gore, Gnanadeva Chalapathy Gudipati, Balakrishnan Chinnu, Subramanian Iyer, Manoj P Kumar, Rajesh S Gupta
  • Publication number: 20150011793
    Abstract: The present invention relates to an improved process for the preparation of pure compound of Formula-II, which is an intermediate in the preparation of Aliskiren and further conversion of compound of Formula-II into Aliskiren or its pharmaceutically acceptable salts.
    Type: Application
    Filed: February 15, 2013
    Publication date: January 8, 2015
    Applicant: MYLAN LABORATORIES LTD
    Inventors: Shankar Rama, Seshadri Rao Manukonda, Srinivasa Rao Dasari
  • Publication number: 20140299176
    Abstract: Apparatus for the industrial wiring and final testing of photovoltaic concentrator modules, consisting of a module frame, a lens disc, a sensor carrier disc and an electrical line routing arrangement, comprising the following features: a) a laser contact-making device for the contactless connection of connecting lines between the individual sensors and of connecting elements and of collective contact plates, wherein the line routing arrangement on the sensor carrier disc as basic structure has in each case 5 CPV sensors connected in parallel, and these parallel circuits are connected in series, b) a device for testing electrical properties, wherein a specific voltage is applied to CPV sensors themselves, and the light emitted by them via the lenses is detected and assessed, c) a device for testing tightness of finished concentrator modules, wherein compressed air is applied to the modules in the interior and the emission of compressed air is checked.
    Type: Application
    Filed: December 7, 2012
    Publication date: October 9, 2014
    Applicant: Mylan Laboratories LTD.
    Inventor: Eckart Gerster
  • Publication number: 20140283486
    Abstract: The present invention relates to polymorphic forms of Febuxostat and processes for the preparation of polymorphic forms of Febuxostat.
    Type: Application
    Filed: May 15, 2014
    Publication date: September 25, 2014
    Applicant: MYLAN LABORATORIES LTD
    Inventors: Ramakoteswara Rao JETTI, Balakrishna Reddy Bhogala, Satish Beeravelli
  • Publication number: 20140275551
    Abstract: The present invention relates to an improved process for the preparation of Roflumilast. The present invention also relates to crystalline Form-I of Roflumilast.
    Type: Application
    Filed: May 8, 2014
    Publication date: September 18, 2014
    Applicant: MYLAN LABORATORIES LTD.
    Inventors: Priyesh VIJAYKAR, Dattatrey Kokane, Sushant Gharat, Dhananjay Shinde, Manojkumar Bindu, Vinayak Gore
  • Publication number: 20130317236
    Abstract: The main object of the present invention relates to novel crystalline form of Fosamprenavir Calcium designated as Form A. Another object of the present invention relates to a process for the preparation of Crystalline Form A of Fosamprenavir Calcium. Yet another object of the present invention relates to crystalline Form A of Fosamprenavir Calcium characterized by an PXRD diffraction having reflections at about 3.1±0.2, 4.4±0.2, 5.0±0.2, 6.3±0.2, 7.4±0.2, 8.0±0.2, 28.
    Type: Application
    Filed: February 9, 2012
    Publication date: November 28, 2013
    Applicant: MYLAN LABORATORIES LTD.
    Inventors: Ramakoteswara Rao Jetti, Neelima Bhagavatula, Asha Rani Gorantla
  • Publication number: 20130244297
    Abstract: The present invention relates to a novel process for the preparation of (3R, 3aS, 6aR)-hexahydrofuro[2, 3-b]furan-3-ol of formula I by reacting a compound of formula VII with the compound of formula R2-OH in the presence of haloginating agent to obtain a compound of formula VI and treating a compound of formula VI with dehaloginating agent to obtain a compound of formula V by reducing a compound of formula V, followed by cylization to obtain compound of formula IV and separating the enantiomer and diastereomers from compound of formula IV to yield a compound of formula I. Compound of formula I is useful as an intermediate in the preparation of protease inhibitors, in particular broad spectrum HIV protease inhibitors, the present invention also relates to process for the preparation of Darunavir from (3R, 3aS, 6aR)-hexahydrofuro[2, 3-b]furan-3-ol.
    Type: Application
    Filed: July 14, 2011
    Publication date: September 19, 2013
    Applicant: Mylan Laboratories Ltd.
    Inventors: Siva Rama Prasad Vellenki, Arabinda Sahu, Nitin Ashok Shimpi, Anil Ponnuru, Satish Babu Kothari
  • Patent number: 8367080
    Abstract: The invention discloses a formulation prepared by granulating at least one anti-retro viral drug and at least one pharmaceutically acceptable additive, using an organic solvent; milling the product; finally processing the milled product to form tablets or capsules.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: February 5, 2013
    Assignee: Mylan Laboratories Ltd.
    Inventors: Kiran Kumar Narsaiah Velaveni, Sanjay Deshraj Verma, Akhilesh Ashok Dixit, Abhijit Mukund Deshmukh, Sanjeev Meharchand Sethi
  • Patent number: 8309723
    Abstract: Present invention relates to an improved process for the preparation of Zopiclone and its enantiomerically enriched isomer (Eszopiclone). 6-(5-Chloropyridin-2-yl)-5-hydroxy-7-oxo-5,6-dihydropyrrolo[3,4-b]pyrazine is reacted with 1-chloro-carbonyl-4-methylpiperazine in the presence of alkali earth metal carbonates, hydroxides or oxides in a solvent medium to give Zopiclone. It is reacted with optically active acid in a mixture of water and water miscible organic solvent followed by work up to give Eszopiclone. The present invention also relates to process for the conversion of (R) or (S) Zopiclone to 6-(5-chloropyrid-2-yl)-5-hydroxy-7-oxo-5,6-dihydro-pyrrolo-[3,4-b]-pyrazine of the intermediate which can be converted to racemic Zopiclone.
    Type: Grant
    Filed: April 10, 2008
    Date of Patent: November 13, 2012
    Assignee: Mylan Laboratories Ltd.
    Inventors: Om Dutt Tyagi, Tushar Kumar Srivastava, Vellanki Siva Ram Prasad, Dnyandev Ragho Rane, Bandi Naga Durga Rao, Daggula Srinivas Reddy