Patents by Inventor Johan Neyts

Johan Neyts 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).

  • Publication number: 20160272564
    Abstract: Disclosed are 1,3-Dioxoindene derivatives, pharmaceutically acceptable salts thereof or enantiomers, a preparation method thereof, and a pharmaceutical composition for the prevention or treatment of viral diseases, comprising the same as an active ingredient. The 1,3-Dioxoindene derivatives have excellent inhibitory activity against picornaviruses including coxsackie-, entero-, echo-, Polio-, and rhinoviruses, as well as exhibiting low cytotoxicity, so that they can be useful as an active ingredient of a pharmaceutical composition for the prevention or treatment of viral diseases including poliomyelitis, paralysis, acute hemorrhagic conjunctivitis, viral meningitis, hand-foot-and-mouth disease, vesicular disease, hapatitis A, myositis, myocarditis, pancreatitis, diabetes, epidemic myalgia, encephalitis, cold, herpangina, foot-and-mouth disease, asthma, chronic obstructive pulmonary disease, pneumonia, sinusitis or otitis media.
    Type: Application
    Filed: April 14, 2016
    Publication date: September 22, 2016
    Inventors: Young Sik JUNG, Chong Kgo LEE, Ihl Young CHOI, Hae Soo KIM, Phil Ho KIM, Soo Bong HAN, Johan NEYTS, Hendrik Jan Thibaut
  • Publication number: 20160206723
    Abstract: The invention relates to the use of a bacterial artificial chromosome (BAC) for the preparation of a vaccine, wherein the BAC comprises an inducible bacterial ori sequence for amplification of the BAC to more than 10 copies per bacterial cell. Plus a viral expression cassette comprising a cDNA of an attenuated RNA virus genome and comprising cis-regulatory elements for transcription of said viral cDNA in mammalian cells and for processing of the transcribed RNA into infectious viral RNA.
    Type: Application
    Filed: April 25, 2014
    Publication date: July 21, 2016
    Inventors: Kai DALLMEIER, Johan NEYTS
  • Patent number: 9346749
    Abstract: Disclosed are 1,3-Dioxoindene derivatives, pharmaceutically acceptable salts thereof or enantiomers, a preparation method thereof, and a pharmaceutical composition for the prevention or treatment of viral diseases, comprising the same as an active ingredient. The 1,3-Dioxoindene derivatives have excellent inhibitory activity against picornaviruses including coxsackie-, entero-, echo-, Polio-, and rhinoviruses, as well as exhibiting low cytotoxicity, so that they can be useful as an active ingredient of a pharmaceutical composition for the prevention or treatment of viral diseases including poliomyelitis, paralysis, acute hemorrhagic conjunctivitis, viral meningitis, hand-foot-and-mouth disease, vesicular disease, hepatitis A, myositis, myocarditis, pancreatitis, diabetes, epidemic myalgia, encephalitis, flu, herpangina, foot-and-mouth disease, asthma, chronic obstructive pulmonary disease, pneumonia, sinusitis or otitis media.
    Type: Grant
    Filed: June 18, 2012
    Date of Patent: May 24, 2016
    Assignees: Korea Research Institute of Chemical Technology, Katholieke Universiteit Leuven K.U.
    Inventors: Young Sik Jung, Chong Kgo Lee, Ihl Young Choi, Hae Soo Kim, Pil Ho Kim, Soo Bong Han, Johan Neyts, Hendrik Jan Thibaut
  • Publication number: 20160030447
    Abstract: The present invention relates to compound of Formula I, II, III, or IV, and/or a pharmaceutical acceptable addition salt thereof and/or a stereoisomer thereof and/or a solvate thereof, wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R11, and R12 are as defined in the claim 1 or as described in detail in the description of the invention, and to the use of said compounds to treat or prevent viral infections and their use to manufacture a medicine to treat or prevent viral infections, particularly infections with RNA-viruses belonging to the family of the Retroviridae, the family of the Flaviviridae and the family of the Picornaviridae and more preferably infections with Human Immunodeficiency Virus 1 (HIV1), Human Immunodeficiency Virus 2 (HN2), Hepatitis C virus (HCV), Dengue virus, and enteroviruses like Coxsackievirus, Rhinovirus and Poliovirus. The present invention also relates to pharmaceutical compositions of said compounds and the use of said pharmaceutical compositions to treat or prevent viral infections.
    Type: Application
    Filed: October 16, 2015
    Publication date: February 4, 2016
    Applicant: KATHOLIEKE UNIVERSITEIT LEUVEN, K.U.LEUVEN R&D
    Inventors: Steven De Jonghe, Ling-Jie Gao, Piet Herdewijn, Jean Herman, Miyeon Jang, Pieter Leyssen, Thierry Louat, Johan Neyts, Christophe Pannecouque, Bart Vanderhoydonck
  • Publication number: 20150352118
    Abstract: The present invention relates to an eye-drop composition comprising 2-amino-9-[[(1S,2R)-1,2-bis(hydroxymethyl)cyclopropyl]methyl]-1,9-dihydro-6H-Purin-6-one, and the use thereof for the diagnosis and treatment of herpetic eye infections in companion animals.
    Type: Application
    Filed: August 17, 2015
    Publication date: December 10, 2015
    Applicant: ARATANA THERAPEUTICS NV
    Inventors: Nesya GORIS, Johan NEYTS, Erwin BLOMSMA, Stefaan WERA, Ainola BILLIET, Joeri AUWERX, Veerle DEBEURME, Maryline ROE, Pascal PUIG
  • Patent number: 9193741
    Abstract: The present invention relates to compound of Formula I, II, III, or IV, and/or a pharmaceutical acceptable addition salt thereof and/or a stereoisomer thereof and/or a solvate thereof, wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R11, and R12 are as defined in the claim 1 or as described in detail in the description of the invention, and to the use of said compounds to treat or prevent viral infections and their use to manufacture a medicine to treat or prevent viral infections, particularly infections with RNA-viruses belonging to the family of the Retroviridae, the family of the Flaviviridae and the family of the Picornaviridae and more preferably infections with Human Immunodeficiency Virus 1 (HIV1), Human Immunodeficiency Virus 2 (HIV2), Hepatitis C virus (HCV), Dengue virus, and enteroviruses like Coxsackievirus, Rhinovirus and Poliovirus.
    Type: Grant
    Filed: May 20, 2011
    Date of Patent: November 24, 2015
    Assignee: Katholieke Universiteit Leuven, K. U. Leuven R&D
    Inventors: Steven De Jonghe, Ling-Jie Gao, Piet Herdewijn, Jean Herman, Miyeon Jang, Pieter Leyssen, Thierry Louat, Johan Neyts, Christophe Pannecouque, Bart Vanderhoydonck
  • Patent number: 9107943
    Abstract: The present invention relates to an eye-drop composition comprising 2-amino-9-[[(1S,2R)-1,2-bis(hydroxymethyl)cyclopropyl]methyl]-1,9-dihydro-6H-Purin-6-one, and the use thereof for the diagnosis and treatment of herpetic eye infections in companion animals.
    Type: Grant
    Filed: January 20, 2012
    Date of Patent: August 18, 2015
    Assignee: ARATANA THERAPEUTICS NV
    Inventors: Nesya Goris, Johan Neyts, Erwin Blomsma, Stefaan Wera, Ainola Billiet, Joeri Auwerx, Veerle Debeurme, Maryline Roe, Pascal Puig
  • Publication number: 20150098904
    Abstract: The present invention relates to an eye-drop composition comprising 2-amino-9-[[(1S,2R)-1,2-bis(hydroxymethyl)cyclopropyl]methyl]-1,9-dihydro-6H-Purin-6-one, and the use thereof for the diagnosis and treatment of herpetic eye infections in companion animals.
    Type: Application
    Filed: January 20, 2012
    Publication date: April 9, 2015
    Applicant: ARATANA THERAPEUTICS NV
    Inventors: Nesya Goris, Johan Neyts, Erwin Blomsma, Stefaan Wera, Ainola Billiet, Joeri Auwerx, Veerle Debeurme, Maryline Roe, Pascal Puig
  • Publication number: 20150030563
    Abstract: The present invention relates to the treatment, alleviation, prevention or reduction in the incidence of symptoms, diseases or conditions resulting from or associated with enteroviruses, more particularly the enteroviral infections they cause.
    Type: Application
    Filed: August 5, 2014
    Publication date: January 29, 2015
    Inventors: Johan NEYTS, Armando De Palma, Hendrik Jan Thibaut, Pieter Leyssen, Simon Tucker
  • Publication number: 20150018427
    Abstract: The present invention relates to compounds for use in a method for the treatment or prevention of parvovirus infections in humans and warm-blooded animals, including feline panleukopenia virus (FPV) infections in felids, canine parvovirus type 2 (CPV-2) infections in canines, minute virus of mice (MVM) infections in mice and B19 parvovirus infections in humans.
    Type: Application
    Filed: February 22, 2013
    Publication date: January 15, 2015
    Applicant: Aratana Therapeutics NV
    Inventors: Nesya Goris, Johan Neyts, Erwin Blomsma, Stefaan Wera, Jérôme Villers, Ainola Billiet, Joeri Auwerx, Veerle Debeurme, Eleonora Kiss, Chloë Swinnen
  • Patent number: 8884011
    Abstract: This invention relates to a purine or pyrimidine phosphonate compound of formula (I) or pharmaceutically acceptable salt thereof; wherein B, X, and R1-R3 are as defined in classes and subclasses herein. These compounds may be used as antiviral precursors. The invention also relates to therapeutic compositions of these compounds and their use for the preparation of a medication for testing and/or preventing a viral infection in a patient. The invention also provides methods for making these compounds. In particular, the invention provides an H-phosphinate precursor intermediate of formula (II) wherein B is a purine or pyrimidine base as defined herein and R1 is selected from the group comprising a hydrogen atom, and a methyl, ethyl, hydroxymethyl, hydroxyethyl and C1-6haloalkyl group.
    Type: Grant
    Filed: November 8, 2007
    Date of Patent: November 11, 2014
    Assignees: Centre National de la Recherche Scientifique-CNRS, Universite d'Aix-Marseille, K.U. Leuven Research & Development
    Inventors: Bruno Canard, Karine Alvarez, Karine Barral, Jean-Louis Romette, Johan Neyts, Jan Balzarini
  • Patent number: 8796273
    Abstract: The present invention relates to the treatment, alleviation, prevention or reduction in the incidence of symptoms, diseases or conditions resulting from or associated with enteroviruses, more particularly the enteroviral infections they cause.
    Type: Grant
    Filed: June 24, 2011
    Date of Patent: August 5, 2014
    Assignee: Biota Scientific Management Pty Ltd
    Inventors: Johan Neyts, Armando De Palma, Hendrik Jan Thibaut, Pieter Leyssen, Simon Tucker
  • Publication number: 20140213586
    Abstract: The present invention relates to a series of novel compounds, methods to prevent or treat viral infections in animals by using the novel compounds and to said novel compounds for use as a medicine, more preferably for use as a medicine to treat or prevent viral infections, particularly infections with RNA viruses, more particularly infections with viruses belonging to the family of the Flaviviridae, and yet more particularly infections with the Dengue virus. The present invention furthermore relates to pharmaceutical compositions or combination preparations of the novel compounds, to the compositions or preparations for use as a medicine, more preferably for the prevention or treatment of viral infections. The invention also relates to processes for preparation of the compounds.
    Type: Application
    Filed: September 26, 2012
    Publication date: July 31, 2014
    Applicant: KATHOLIEKE UNIVERSITEIT LEUVEN, K.U. Leuven R&D
    Inventors: Dorothee Bardiot, Gunter Carlens, Kai Dallmeier, Suzanne Kaptein, Michael McNaughton, Arnaud Marchand, Johan Neyts, Wim Smets, Mohamed Koukni
  • Patent number: 8779141
    Abstract: The present invention relates to imidazo[4,5-c]pyridine compounds and pharmaceutical compositions for the treatment or prevention of viral infections, wherein the imidazo[4,5-c]pyridine compounds have the formula:
    Type: Grant
    Filed: May 19, 2009
    Date of Patent: July 15, 2014
    Assignees: Gilead Sciences, Inc., K.U. Leuven Research & Development, Gerhard Puerstinger
    Inventors: Johan Neyts, Gerhard Pürstinger, Erik De Clercq
  • Patent number: 8741856
    Abstract: Avermectin and milbemycin compounds, particularly the substance ivermectin, for preparing an antiviral medicament for the treatment, prevention or amelioration of a Flavivirus infection, such as those caused by YFV (yellow fever virus), DENV (Dengue virus), JEV (Japanese encephalitis virus), TBEV (tick-borne encephalitis virus) or MODV (Modoc virus) are provided. The antiviral compositions of the present invention are suitable for oral administration to a Flavivirus-infected subject or a subject at risk of a infection, such as a human or other mammal.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: June 3, 2014
    Assignees: Consiglio Nazionale Delle Ricerche, Aix-Marseille Universite', Katholieke Universiteit Leuven-K.U. Leuven R&D
    Inventors: Mario Milani De Mayo De Mari, Eloise Mastrangelo, Martino Bolognesi, Xavier De Lamballerie, Boris Pastorino, Johan Neyts, Suzanne Kaptein
  • Publication number: 20140121187
    Abstract: Disclosed are 1,3-Dioxoindene derivatives, pharmaceutically acceptable salts thereof or enantiomers, a preparation method thereof, and a pharmaceutical composition for the prevention or treatment of viral diseases, comprising the same as an active ingredient. The 1,3-Dioxoindene derivatives have excellent inhibitory activity against picornaviruses including coxsackie-, entero-, echo-, Polio-, and rhinoviruses, as well as exhibiting low cytotoxicity, so that they can be useful as an active ingredient of a pharmaceutical composition for the prevention or treatment of viral diseases including poliomyelitis, paralysis, acute hemorrhagic conjunctivitis, viral meningitis, hand-foot-and-mouth disease, vesicular disease, hepatitis A, myositis, myocarditis, pancreatitis, diabetes, epidemic myalgia, encephalitis, flu, herpangina, foot-and-mouth disease, asthma, chronic obstructive pulmonary disease, pneumonia, sinusitis or otitis media.
    Type: Application
    Filed: June 18, 2012
    Publication date: May 1, 2014
    Applicants: KATHOLIEKE UNIVERSITEIT LEUVEN K.U. LEUVEN R & D, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Young Sik Jung, Chong Kgo Lee, Ihl Young Choi, Hae Soo Kim, Pil Ho Kim, Soo Bong Han, Johan Neyts, Hendrik Jan Thibaut
  • Publication number: 20140114068
    Abstract: Disclosed are novel indanone derivatives, pharmaceutically acceptable salts thereof or enantiomers, a preparation method thereof, and a pharmaceutical composition for the prevention or treatment of viral diseases, comprising the same as an active ingredient. The indanone derivatives have excellent inhibitory activity against picornaviruses including coxsackie-, entero-, echo-, Polio-, and rhinoviruses, as well as exhibiting low cytotoxicity, so that they can be useful as an active ingredient of a pharmaceutical composition for the prevention or treatment of viral diseases including poliomyelitis, paralysis, acute hemorrhagic conjunctivitis, viral meningitis, hand-foot-and-mouth disease, vesicular disease, hepatitis A, myositis, myocarditis, pancreatitis, diabetes, epidemic myalgia, encephalitis, flu, herpangina, foot-and-mouth disease, asthma, chronic obstructive pulmonary disease, pneumonia, sinusitis or otitis media.
    Type: Application
    Filed: June 18, 2012
    Publication date: April 24, 2014
    Applicants: KATHOLIEKE UNIVERSITEIT LEUVEN K.U. LEUVEN R & D, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Young Sik Jung, Chong Kgo Lee, Hae Soo Kim, Hee Chun Jeong, Pil Ho Kim, Soo Bong Han, Jin Soo Shin, Johan Neyts, Hendrik Jan Thibaut
  • Publication number: 20140073607
    Abstract: The present invention relates to compounds and compositions for use in the treatment or prevention of retroviral infections in felines, in particular cats, and to the use of said derivatives for the manufacture of a medicament for the treatment or prevention of feline leukemia virus (FeLV) infections occurring alone or together with feline immunodeficiency virus (FIV) infections in cats.
    Type: Application
    Filed: May 10, 2011
    Publication date: March 13, 2014
    Applicant: OKAPI SCIENCES NV
    Inventors: Nina Justa, Katrin Hartmann, Sylvie Daminet, Mariella Debille, Joeri Auwerx, Nesya Goris, Stefaan Wera, Erwin Blomsma, Aino Billiet, Jan Swinnen, Bert Vrancx, Veerle Debeurme, Johan Neyts
  • Patent number: 8658616
    Abstract: Compounds having the general formula (I): are provided which have enhanced inhibitory potency and are thus useful in methods of prophylaxis or treatment of a viral infection such as hepatitis C virus. The compounds are phosphoramidate derivatives of nucleoside compounds derived from bases such as adenine and guanine. The glycoside moiety of the nucleoside compound can be substituted at the ss-2? position with methyl and the phosphoramidate group can be 1-naphthyl linked by —O— to the P atom. These compounds can be administered as pharmaceutical compositions, and methods for their preparation are also provided.
    Type: Grant
    Filed: November 23, 2007
    Date of Patent: February 25, 2014
    Assignees: University College Cardiff Consultants Limited, K.U. Leuven Research and Development
    Inventors: Christopher McGuigan, Plinio Perrone, Johan Neyts
  • Publication number: 20130190297
    Abstract: The present invention relates to compound of Formula I, II, III, or IV, and/or a pharmaceutical acceptable addition salt thereof and/or a stereoisomer thereof and/or a solvate thereof, wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R11, and R12 are as defined in the claim 1 or as described in detail in the description of the invention, and to the use of said compounds to treat or prevent viral infections and their use to manufacture a medicine to treat or prevent viral infections, particularly infections with RNA-viruses belonging to the family of the Retroviridae, the family of the Flaviviridae and the family of the Picornaviridae and more preferably infections with Human Immunodeficiency Virus 1 (HIV1), Human Immunodeficiency Virus 2 (HIV2), Hepatitis C virus (HCV), Dengue virus, and enteroviruses like Coxsackievirus, Rhinovirus and Poliovirus.
    Type: Application
    Filed: May 20, 2011
    Publication date: July 25, 2013
    Applicant: KATHOLIEKE UNIVERSITEIT LEUVEN, K.U.LEUVEN R&D
    Inventors: Steven De Jonghe, Ling-Jie Gao, Piet Herdewijn, Jean Herman, Miyeon Jang, Pieter Leyssen, Thierry Louat, Johan Neyts, Christophe Pannecouque, Bart Vanderhoydonck