Patents Assigned to LABORATORIOS LESVI, S.A.
  • Patent number: 10131630
    Abstract: The present invention relates to an efficient and environmentally friendly process for preparing (3RS)-3-[(2SR)-(2-cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium bromide with high yield and purity suitable for industrial scale applications.
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: November 20, 2018
    Assignee: LABORATORIOS LESVI, S.L.
    Inventors: Pere Dalmases Barjoan, Joan Huguet Clotet, Ma Ángeles Conde Martínez, Javier Jesús Poza Soto
  • Patent number: 9623010
    Abstract: This invention relates to a an orally disintegrating tablet obtainable by direct compression of a dry powdered mixture, said mixture comprising up to 15% by weight of calcium silicate, at least 50% of a diluent, a disintegrant agent and an active ingredient. It also relates to a process for preparing the tablets by homogeneous blending the specific excipients in powder form and subsequent direct compression of the mixture. Said tablets disintegrate quickly in the cavity of the mouth, in particular in less than 15 seconds.
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: April 18, 2017
    Assignee: LABORATORIOS LESVI, S.L.
    Inventors: Carmen Úbeda Pérez, Ignacio Díez Martín, Pablo Pablo Alba
  • Patent number: 9533994
    Abstract: A monoclinic crystalline form of asenapine maleate is described, which is characterized in that it is not micronised and has a particle size distribution characterized by a d90 of 40 ?m or less. A process for the preparation of a monoclinic crystalline form of asenapine maleate is also described, the process comprising the following steps: a) providing a mixture of monoclinic asenapine maleate and an organic solvent which, under the conditions of the process, acts as an antisolvent; b) stirring the mixture at a temperature between 15 and 60° C.; and c) collecting the crystals, wherein the organic solvent is selected from alcohols, ketones, ethers, esters, hydrocarbons or mixtures thereof.
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: January 3, 2017
    Assignee: Laboratorios Lesvi S.L.
    Inventors: Lluis Solà Carandell, Jordi Cerón Bertran, Glòria Freixas Pascual, Pere Dalmases
  • Patent number: 9309186
    Abstract: New polymorphic form of a long-acting beta-2 adrenoceptor agonist A new polymorphic form of arformoterol tartrate, designated as form D, is provided and which is characterized by at least one of the following: (i) a powder X-ray diffraction pattern having peaks at approximately 6.8, 13.3, 13.6, 3.8, 14.1, 18.2, 18.7, 20.0±0.2 degrees two theta; or (ii) a DSC thermogram showing an endothermic peak with an onset at approximately 19-120° C., and a maximum at approximately 129-131° C., followed by an exothermic peak with a maximum at approximately 137-138° C.; wherein the DSC thermogram of form D has a further endothermic peak with an onset at approximately 168-170° C.1 Processes for preparing the new polymorphic form, uses thereof and intermediates for the preparation thereof, are also provided.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: April 12, 2016
    Assignee: LABORATORIOS LESVI S.L.
    Inventors: Jordi Benet-Buchholz, Jordi Cerón Bertran, Glòria Freixas Pascual, Pere Dalmases Barjoan, Isabel Navarro Muñoz
  • Publication number: 20150336973
    Abstract: A monoclinic crystalline form of asenapine maleate is described, which is characterized in that it is not micronised and has a particle size distribution characterized by a d90 of 40 ?m or less. A process for the preparation of a monoclinic crystalline form of asenapine maleate is also described, the process comprising the following steps: a) providing a mixture of monoclinic asenapine maleate and an organic solvent which, under the conditions of the process, acts as an antisolvent; b) stirring the mixture at a temperature between 15 and 60° C.; and c) collecting the crystals, wherein the organic solvent is selected from alcohols, ketones, ethers, esters, hydrocarbons or mixtures thereof.
    Type: Application
    Filed: May 18, 2012
    Publication date: November 26, 2015
    Applicant: LABORATORIOS LESVI S.L.
    Inventors: Lluís Solà Carandell, Jordi Cerón Bertran, Glòria Freixas Pascual, Pere Dalmases
  • Publication number: 20150087715
    Abstract: New polymorphic form of a long-acting beta-2 adrenoceptor agonist A new polymorphic form of arformoterol tartrate, designated as form D, is provided and which is characterised by at least one of the following: (i) a powder X-ray diffraction pattern having peaks at approximately 6.8, 13.3, 13.6, 3.8, 14.1, 18.2, 18.7, 20.0±0.2 degrees two theta; or (ii) a DSC thermogram showing an endothermic peak with an onset at approximately 19-120° C., and a maximum at approximately 129-131° C., followed by an exothermic peak with a maximum at approximately 137-138° C.; wherein the DSC thermogram of form D has a further endothermic peak with an onset at approximately 168-170° C.1 Processes for preparing the new polymorphic form, uses thereof and intermediates for the preparation thereof, are also provided.
    Type: Application
    Filed: March 12, 2013
    Publication date: March 26, 2015
    Applicant: LABORATORIOS LESVI S.L.
    Inventors: Jordi Benet-Buchholz, Jordi Cerón Bertran, Glòria Freixas Pascual, Pere Dalmases Barjoan, Isabel Navarro Muñoz
  • Patent number: 8962018
    Abstract: The invention relates to a solid formulation for the oral administration of olanzapine that comprises a core of anhydrous olanzapine Form I or a pharmaceutically acceptable salt thereof and, optionally, pharmaceutically acceptable excipients, said core being coated with a functional polymer that acts as filmogenic agent. The method for obtaining it comprises: i) providing anhydrous olanzapine Form I or a salt thereof and, optionally, pharmaceutically acceptable excipients in solid form; ii) providing a functional polymer that acts as filmogenic agent; iii) preparing a dispersion of said functional polymer in an aqueous medium,—and applying the dispersion obtained in step iii) onto the solid form of step i).
    Type: Grant
    Filed: December 19, 2006
    Date of Patent: February 24, 2015
    Assignee: Laboratorios Lesvi, S.L.
    Inventors: Ignacio Diez Martin, Carmen Ubeda Perez, Pablo Pablo Alba
  • Patent number: 8927743
    Abstract: The present invention provides a process for obtaining dronedarone or salts thereof characterized in that in an organic phase comprising one or more non-polar solvents, 5-amino-3-[4-(3-di-n-butylaminopropoxy)benzoyl]-2-n-butyl-benzofuran is reacted with methane sulfonyl chloride without the addition of a base. The invention also provides a process for obtaining intermediates of dronedarone environmentally friendly and industrially viable.
    Type: Grant
    Filed: October 18, 2011
    Date of Patent: January 6, 2015
    Assignee: Laboratorios Lesvi, S.L.
    Inventors: Ravindranath Vishnu Newadkar, Avinash Changdeo Gaikwad, Ajay Madhukar Harad
  • Patent number: 8884026
    Abstract: The present invention refers to an improved method for the preparation of compound 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxylic acid substantially free of its 3H-I isomer. The invention also refers to the use of said intermediate for the preparation of Rufinamide and for obtaining a new polymorphic form of Rufinamide, designed as Form R-5. The invention also refers to said new polymorph of Rufinamide, and to the composition containing it and its use as medicament. The new polymorph of Rufinamide shows good stability and appropriate physico-chemical properties for its manipulation on industrial scale. Polymorph Form R-5 will be suitable to use as pharmaceutical for the treatment of convulsions, especially for the treatment of epilepsy.
    Type: Grant
    Filed: May 2, 2011
    Date of Patent: November 11, 2014
    Assignee: Laboratorios Lesvi, S.L.
    Inventors: Antonio Abelino De Leon Martin, Jordi Bessa Bellmunt, Juan Huguet Clotet, Lluis Sola Carandell, Gloria Freixas Pascual, Jordi Ceron Bertran, Pere Dalmases Barjoan
  • Publication number: 20140142158
    Abstract: A stable micronised monoclinic form of asenapine maleate is described, which comprises 5% by weight or less of orthorhombic form or any other crystalline form of asenapine maleate, wherein the asenapine maleate has a particle size distribution characterised by a d90 equal to or below 40 ?m. Processes for preparing the stable micronised monoclinic form of asenapine maleate are also described. Formula (I).
    Type: Application
    Filed: May 18, 2012
    Publication date: May 22, 2014
    Applicant: LABORATORIOS LESVI S.L.
    Inventors: Agustì Bertran, Josep Terradas
  • Publication number: 20130289287
    Abstract: The present invention provides a process for obtaining dronedarone or salts thereof characterized in that in an organic phase comprising one or more non-polar solvents, 5-amino-3-[4-(3-di-n-butylaminopropoxy)benzoyl]-2-n-butyl-benzofuran is reacted with methane sulfonyl chloride without the addition of a base. The invention also provides a process for obtaining intermediates of dronedarone environmentally friendly and industrially viable.
    Type: Application
    Filed: October 18, 2011
    Publication date: October 31, 2013
    Applicant: LABORATORIOS LESVI, S.L.
    Inventors: Ravindranath Vishnu Newadkar, Avinash Changdeo Gaikwad, Ajay Madhukar Harad
  • Publication number: 20130225835
    Abstract: The present invention is directed to novel compounds of formula (I) as well as to the process for their preparation. Novel compounds of formula (I) can be converted into asenapine through an efficient process. The invention also relates to novel intermediates used in this process and their use in the preparation of compounds of formula (I).
    Type: Application
    Filed: July 29, 2011
    Publication date: August 29, 2013
    Applicant: LABORATORIOS LESVI, S.L.
    Inventors: Pere Dalmases Barjoan, Juan Huguet Clotet, Jordi Peirats Masia
  • Patent number: 8455655
    Abstract: The invention relates to a method and compounds for the preparation of clevidipine butyrate, a very short acting hypertensive calcium antagonist, as well as the synthesis of these compounds useful for the preparation of clevidipine (also known as clevidipine butyrate). Moreover the invention also discloses polymorphic forms of clevidipine butyrate, useful for the preparation of pharmaceutical compositions, and processes to prepare them.
    Type: Grant
    Filed: May 6, 2011
    Date of Patent: June 4, 2013
    Assignee: Laboratorios Lesvi, S.L.
    Inventors: Ravindranath Vishnu Newadkar, Anil Purushottam Joshi, Santosh Kumar Singh
  • Publication number: 20130045998
    Abstract: The present invention refers to an improved method for the preparation of compound 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxylic acid substantially free of its 3H-I isomer. The invention also refers to the use of said intermediate for the preparation of Rufinamide and for obtaining a new polymorphic form of Rufinamide, designed as Form R-5. The invention also refers to said new polymorph of Rufinamide, and to the composition containing it and its use as medicament. The new polymorph of Rufinamide shows good stability and appropriate physico-chemical properties for its manipulation on industrial scale. Polymorph Form R-5 will be suitable to use as pharmaceutical for the treatment of convulsions, especially for the treatment of epilepsy.
    Type: Application
    Filed: May 2, 2011
    Publication date: February 21, 2013
    Applicant: LABORATORIOS LESVI, S.L.
    Inventors: Antonio Abelino De Leon Martin, Jordi Bessa Bellmunt, Juan Huguet Clotet, Lluis Sola Carandell, Gloria Freixas Pascual, Jordi Ceron Bertran, Pere Dalmases Barjoan
  • Publication number: 20110275825
    Abstract: The invention relates to a method and compounds for the preparation of clevidipine butyrate, a very short acting hypertensive calcium antagonist, as well as the synthesis of these compounds useful for the preparation of clevidipine (also known as clevidipine butyrate). Moreover the invention also discloses polymorphic forms of clevidipine butyrate, useful for the preparation of pharmaceutical compositions, and processes to prepare them.
    Type: Application
    Filed: May 6, 2011
    Publication date: November 10, 2011
    Applicant: LABORATORIOS LESVI, S.A.
    Inventors: RAVINDRANATH VISHNU NEWADKAR, Anil Purushottam Joshi, Santosh Kumar Singh
  • Publication number: 20110223211
    Abstract: The present invention relates to pharmaceutical compositions and formulations for the oral administration of Irbesartan, one of its pharmaceutically acceptable salts or its polymorphs, optionally combined with a diuretic and to a process for the manufacture of said composition.
    Type: Application
    Filed: May 23, 2011
    Publication date: September 15, 2011
    Applicant: LABORATORIOS LESVI, S.L.
    Inventors: Marino GONZÁLEZ PÉREZ, Carmen ÚBEDA PÉREZ, Ignacio DÍEZ MARTÍN
  • Publication number: 20100297031
    Abstract: This invention relates to a an orally disintegrating tablet obtainable by direct compression of a dry powdered mixture, said mixture comprising up to 15% by weight of calcium silicate, at least 50% of a diluent, a disintegrant agent and an active ingredient. It also relates to a process for preparing the tablets by homogeneous blending the specific excipients in powder form and subsequent direct compression of the mixture. Said tablets disintegrate quickly in the cavity of the mouth, in particular in less than 15 seconds.
    Type: Application
    Filed: September 30, 2008
    Publication date: November 25, 2010
    Applicant: LABORATORIOS LESVI, S.L.
    Inventors: Carmen Úbeda Pérez, Ignacio Díez Martín, Pablo Pablo Alba
  • Publication number: 20090214646
    Abstract: The present invention relates to a composition comprising a pharmaceutically acceptable salt of Clopidogel and isomalt as a diluent, to the use of said composition in the elaboration of an oral pharmaceutical formulation, as well as to an oral pharmaceutical formulation comprising said composition.
    Type: Application
    Filed: April 28, 2008
    Publication date: August 27, 2009
    Applicant: LABORATORIOS LESVI, S.L.
    Inventors: Ignacio Diez Martin, Carmen Ubeda Perez, Maria Aranzazu Arino Ros
  • Publication number: 20090155369
    Abstract: The present invention refers to a solid pharmaceutical composition of entacapone, levodopa and carbidopa or pharmaceutically acceptable salts thereof characterized in that entacapone is in the form of granules and it is added separately to levodopa and carbidopa. In addition, this invention provides the process for its preparation.
    Type: Application
    Filed: April 30, 2008
    Publication date: June 18, 2009
    Applicant: LABORATORIOS LESVI, S.L.
    Inventors: Marta Huguet Riba, Ignacio Diez Martin
  • Publication number: 20090136571
    Abstract: The present invention relates to pharmaceutical compositions and formulations for the oral administration of Irbesartan, one of its pharmaceutically acceptable salts or its polymorphs, optionally combined with a diuretic and to a process for the manufacture of said composition.
    Type: Application
    Filed: April 30, 2008
    Publication date: May 28, 2009
    Applicant: LABORATORIOS LESVI, S.L.
    Inventors: Marino Gonzalez Perez, Carmen Ubeda Perez, Ignacio Diez Martin