Patents by Inventor Désiré Collen
Désiré Collen 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).
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Patent number: 8758748Abstract: The present invention provides novel monoclonal antibodies directed to PlGF and fragments and derivatives thereof, more particularly to humanized antibodies and fragments thereof for use in the treatment and/or prevention of pathological angiogenesis.Type: GrantFiled: December 20, 2010Date of Patent: June 24, 2014Assignees: Thrombogenics N.V., VLAAMS Interuniversitair Instituut voor Biotechnologie VZW, Life Sciences Research Partners VZWInventors: Jean-Marie Stassen, Peter Carmeliet, Désiré Collen
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Publication number: 20120263710Abstract: The present invention relates to the field of pathological angiogenesis and arteriogenesis and, in particular, to a stress-induced phenotype in a transgenic mouse (PIGF?/?) that does not produce Placental Growth Factor (PIGF) and that demonstrates an impaired vascular endothelial growth factor (VEGF)-dependent response. PIGF deficiency has a negative influence on diverse pathological processes of angiogenesis, arteriogenesis and vascular leakage comprising ischemic retinopathy, tumor formation, pulmonary hypertension, vascular leakage (edema formation) and inflammatory disorders. The invention thus relates to molecules that can inhibit the binding of PIGF to its receptor (VEGFR-1), such as monocloncal antibodies and tetrameric peptides, and to the use of these molecules to treat the above-mentioned pathological processes.Type: ApplicationFiled: May 14, 2012Publication date: October 18, 2012Applicants: LIFE SCIENCES RESEARCH PARTNERS VZW (LSRP), VLAAMS INTERUNIVERSITAIR INSTITUUT VOOR BIOTECHNOLOGIE VZW (VIB)Inventors: Peter CARMELIET, Désiré Collen, Sandro De Falco, Ruvo Menotti
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Publication number: 20110288020Abstract: The present invention relates to neurological and physiological dysfunction associated with neuron disorders. In particular, the invention relates to the involvement of vascular endothelial growth factor (VEGF) and homologues in the aetiology of motor neuron disorders. The invention further concerns a novel, mutant transgenic mouse (VEGFm/m) with a homozygous deletion in the hypoxia responsive element (HRE) of the VEGF promoter which alters the hypoxic upregulation of VEGF. These mice suffer severe adult onset muscle weakness due to progressive spinal motor neuron degeneration which is reminiscent of amyotrophic lateral sclerosis (ALS)—a fatal disorder with unknown aetiology. Furthermore, the neuropathy of these mice is not caused by vascular defects, but is due to defective VEGF-mediated survival signals to motor neurons.Type: ApplicationFiled: December 3, 2010Publication date: November 24, 2011Inventors: Peter Carmeliet, Désiré Collen, Bert Oosthuyse
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Publication number: 20110123525Abstract: The present invention provides novel monoclonal antibodies directed to PlGF and fragments and derivatives thereof, more particularly to humanized antibodies and fragments thereof for use in the treatment and/or prevention of pathological angiogenesis.Type: ApplicationFiled: December 20, 2010Publication date: May 26, 2011Inventors: Jean-Marie Stassen, Peter Carmeliet, Désiré Collen
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Patent number: 7888322Abstract: The present invention relates to neurological and physiological dysfunction associated with neuron disorders. In particular, the invention relates to the involvement of vascular endothelial growth factor (VEGF) and homologues in the aetiology of motor neuron disorders. The invention further concerns a novel, mutant transgenic mouse (VEGFm/m) with a homozygous deletion in the hypoxia responsive element (HRE) of the VEGF promoter which alters the hypoxic upregulation of VEGF. These mice suffer severe adult onset muscle weakness due to progressive spinal motor neuron degeneration which is reminiscent of amyotrophic lateral sclerosis (ALS)—a fatal disorder with unknown aetiology. Furthermore, the neuropathy of these mice is not caused by vascular defects, but is due to defective VEGF-mediated survival signals to motor neurons.Type: GrantFiled: November 19, 2008Date of Patent: February 15, 2011Assignees: Vlaams Interuniversitair Instituut voor Biotechnologie VZW, Life Sciences Research Partners VZWInventors: Peter Carmeliet, Désiré Collen, Bert Oosthuyse
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Patent number: 7875704Abstract: The present invention provides novel monoclonal antibodies directed to PlGF and fragments and derivatives thereof, more particularly to humanized antibodies and fragments thereof for use in the treatment and/or prevention of pathological angiogenesis.Type: GrantFiled: March 24, 2006Date of Patent: January 25, 2011Assignees: Vlaams Interuniversitair Instituut voor Biotechnologie VZW, Life Sciences Research Partners VZW, Thrombogenics N.V.Inventors: Jean-Marie Stassen, Peter Carmeliet, Désiré Collen
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Patent number: 7727971Abstract: The present invention relates to prevention and treatment of strokes and ischemic diseases and to post-ischemic therapeutic treatment. The invention furthermore relates to the use of a growth factor or nucleic acids ensuring increased expression of a growth factor for treating, more particularly restoring the function of ischemic tissue, in particular muscles such as myocardium and skeletal muscles.Type: GrantFiled: June 21, 2006Date of Patent: June 1, 2010Assignees: Life Sciences Research Partners VZW, Flanders Interuniversity Institute for Biotechnology (VIB)Inventors: Peter Carmeliet, Désiré Collen
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Publication number: 20100041601Abstract: The present invention relates to neurological and physiological dysfunction associated with neuron disorders. In particular, the invention relates to the involvement of vascular endothelial growth factor (VEGF) and homologues in the aetiology of motor neuron disorders. The invention further concerns a novel, mutant transgenic mouse (VEGFm/m) with a homozygous deletion in the hypoxia responsive element (HRE) of the VEGF promoter which alters the hypoxic upregulation of VEGF. These mice suffer severe adult onset muscle weakness due to progressive spinal motor neuron degeneration which is reminiscent of amyotrophic lateral sclerosis (ALS)—a fatal disorder with unknown aetiology. Furthermore, the neuropathy of these mice is not caused by vascular defects, but is due to defective VEGF-mediated survival signals to motor neurons.Type: ApplicationFiled: November 19, 2008Publication date: February 18, 2010Inventors: Peter Carmeliet, Désiré Collen, Bert Oosthuyse
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Patent number: 7592314Abstract: The present invention relates to neurological and physiological dysfunction associated with neuron disorders. In particular, the invention relates to the involvement of vascular endothelial growth factor (VEGF) and homologues in the aetiology of motor neuron disorders. The invention further concerns a novel, mutant transgenic mouse (VEGFm/m) with a homozygous deletion in the hypoxia responsive element (HRE) of the VEGF promoter which alters the hypoxic upregulation of VEGF. These mice suffer severe adult onset muscle weakness due to progressive spinal motor neuron degeneration which is reminiscent of amyotrophic lateral sclerosis (ALS)—a fatal disorder with unknown aetiology. Furthermore, the neuropathy of these mice is not caused by vascular defects, but is due to defective VEGF-mediated survival signals to motor neurons.Type: GrantFiled: June 4, 2007Date of Patent: September 22, 2009Assignees: Viaams Interuniversitair Instituut voor Biotechnologie VZW, Life Sciences Research PartnersVZWInventors: Peter Carmeliet, Désiré Collen, Bert Oosthuyse
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Patent number: 7482004Abstract: The present invention relates to the field of pathological angiogenesis and arteriogenesis and, in particular, to a stress-induced phenotype in a transgenic mouse (PIGF?/?) that does not produce Placental Growth Factor (PIGF) and that demonstrates an impaired vascular endothelial growth factor (VEGF)-dependent response. PIGF deficiency has a negative influence on diverse pathological processes of angiogenesis, arteriogenesis and vascular leakage comprising ischemic retinopathy, tumor formation, pulmonary hypertension, vascular leakage (edema formation) and inflammatory disorders. The invention thus relates to molecules that can inhibit the binding of PIGF to its receptor (VEGFR-1), such as monoclonal antibodies and tetrameric peptides, and to the use of these molecules to treat the above-mentioned pathological processes.Type: GrantFiled: November 11, 2002Date of Patent: January 27, 2009Assignees: Vlaams Interuniversitair Instituut voor Biotechnologie vzw, Life Sciences Research Partners vzw.Inventors: Peter Carmeliet, Désiré Collen, Sandro De Falco, Ruvo Menotti
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Patent number: 7357929Abstract: This invention relates to antagonists of placental growth factor and signalling thereof, pharmaceutical compositions containing such antagonists and the use of such antagonists to prevent bone loss or bone mass and to enhance bone healing including the treatment of conditions which present with low bone mass and/or bone defects in vertebrates, and particularly mammals, including humans.Type: GrantFiled: June 27, 2003Date of Patent: April 15, 2008Assignees: D. Collen Research Foundation VZW, K.U. Leuven Research & Development, Vlaams Interuniversitair Instituut Voor Biotechnologie VZWInventors: Peter Carmeliet, Désiré Collen, Roger Bouillon, Gertrudis Carmeliet
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Patent number: 7341992Abstract: The in vivo role of the N-terminal lectin-like domain of thrombomodulin was studied by using homologous recombination in murine ES cells to create mutant mice that lack this region of thrombomodulin. Phenotypic analysis shows that said mice respond identically to their wild type littermates following pro-coagulant challenges meaning that the protein C pathway is not altered by the mutation. However, following several inflammatory stimuli, it was observed that the mutant mice showed an elevated neutrophil extravasation in several organs. It is found that leukocyte adhesion could be abrogated by addition of recombinant lectin-domain meaning that said domain has direct anti-inflammatory properties which means that the lectin-like domain can be used to manufacture a medicament useful for the treatment of a variety of inflammatory disease processes.Type: GrantFiled: May 24, 2002Date of Patent: March 11, 2008Assignees: Vlaams Interuniversitair Instituut Voor Biotechnologie VZW, D. Collen Research FoundationInventors: Edward M. Conway, Désiré Collen
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Patent number: 7226908Abstract: The present invention relates to neurological and physiological dysfunction associated with neuron disorders. In (particular, the invention relates to the involvement of vascular endothelial growth factor (VEGF) and homologues in the aetiology of motor neuron disorders. The invention further concerns a novel, mutant transgenic mouse (VEGFm/m) with a homozygous deletion in the hypoxia responsive element (HRE) of the VEGF promoter which alters the hypoxic upregulation of VEGF. These mice suffer severe adult onset muscle weakness due to progressive spinal motor neuron degeneration which is reminiscent of amyotrophic lateral sclerosis (ALS)—a fatal disorder with unknown aetiology. Furthermore, the neuropathy of these mice is not caused by vascular defects, but is due to defective VEGF-mediated survival signals to motor neurons.Type: GrantFiled: April 12, 2001Date of Patent: June 5, 2007Assignees: Vlaams Interuniversitair Instituut Voor Biotechnologie VZW, Collen Research Foundation VZWInventors: Peter Carmeliet, Désiré Collen, Bert Oosthuyse
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Patent number: 7105168Abstract: The present invention relates to prevention and treatment of strokes and ischemic diseases and to post-ischemic therapeutic treatment. The invention furthermore relates to the use of a growth factor for treating, more particularly restoring the function of ischemic tissue, in particular muscles such as myocardium and skeletal muscles.Type: GrantFiled: June 4, 2003Date of Patent: September 12, 2006Assignee: D. Collen Research Foundation VZWInventors: Peter Carmeliet, Désiré Collen
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Patent number: 6720309Abstract: This invention relates to a gene therapy method for inducing pulmonary vasodilation. More specifically, this invention involves introducing the nitric oxide synthase gene into lungs resulting in pulmonary vasodilation. This results in a hypotensive effect in the pulmonary circulation which does not significantly affect systemic blood pressure or cardiac index. This method is useful to treat primary pulmonary hypertension or pulmonary hypertension secondary to various disease states.Type: GrantFiled: July 17, 1997Date of Patent: April 13, 2004Assignees: Leuven Research and Development, V.Z.W., The General Hospital CorporationInventors: Stefan Janssens, Kenneth D. Bloch, Désiré Collen