Patents Represented by Attorney, Agent or Law Firm Daniel R. Curry
  • Patent number: 6274554
    Abstract: The present invention relates generally to methods for preventing and/or treating injury or degeneration of cochlear hair cells and spiral ganglion neurons by administering a neurturin neurotrophic factor protein product. The invention relates more specifically to methods for treating sensorineural hearing loss.
    Type: Grant
    Filed: August 19, 1999
    Date of Patent: August 14, 2001
    Assignee: Amgen Inc.
    Inventors: Ella Magal, John M. Delaney
  • Patent number: 6221376
    Abstract: A novel neurotrophic factor referred to as glial cell line-derived neurotrophic factor (GDNF) has been identified. Genes encoding GDNF have been cloned and sequenced. Methods and devices are disclosed for the delivery of GDNF using either an implantable cell which expresses human GDNF or a biocompatible semipermeable membrane containing genetically engineered cells which express and secrete the neurotrophic factor.
    Type: Grant
    Filed: September 22, 1997
    Date of Patent: April 24, 2001
    Assignee: Amgen Inc.
    Inventors: Leu-Fen H. Lin, Franklin D. Collins, Daniel H. Doherty, Jack Lile, Susan Bektesh
  • Patent number: 6184200
    Abstract: Disclosed are novel proteins, referred to as truncated glial cell line-derived neurotrophic factor (truncated GDNF) proteins, that promote dopamine uptake by dopaminergic cells and promote the survival of nerve cells. Also disclosed are processes for obtaining the truncated GDNF proteins by recombinant genetic engineering techniques.
    Type: Grant
    Filed: September 28, 1995
    Date of Patent: February 6, 2001
    Assignee: Amgen Inc.
    Inventor: Shaw-Fen Sylvia Hu
  • Patent number: 6093802
    Abstract: A novel neurotrophic factor referred to as glial cell line-derived neurotrophic factor (GDNF) has been identified and isolated from serum free growth conditioned medium of B49 glioblastoma cells. Rat and human genes encoding GDNF have been cloned and sequenced. A gene encoding GDNF has been subcloned into a vector, and the vector has been used to transform a host cell in order to produce biologically active GDNF in a recombinant DNA process.
    Type: Grant
    Filed: May 26, 1995
    Date of Patent: July 25, 2000
    Assignee: Amgen Inc.
    Inventors: Leu-Fen H. Lin, Franklin D. Collins, Daniel H. Doherty, Jack Lile, Susan Bektesh
  • Patent number: 6043221
    Abstract: The present invention relates generally to methods for preventing and/or treating injury or degeneration of cochlear hair cells and spiral ganglion neurons by administering a neurturin neurotrophic factor protein product. The invention relates more specifically to methods for treating sensorineural hearing loss.
    Type: Grant
    Filed: June 29, 1998
    Date of Patent: March 28, 2000
    Assignee: Amgen Inc.
    Inventors: Ella Magal, John M. Delaney
  • Patent number: 6015572
    Abstract: A novel neurotrophic factor referred to as glial cell line-derived neurotrophic factor (GDNF) has been identified and isolated from serum free growth medium of B49 glioblastoma cells. Rat and human genes encoding GDNF have been cloned and sequenced. A gene encoding GDNF has been subcloned into a vector, and the vector has been used to transform a host cell in order to produce biologically active GDNF in a recombinant DNA process. An implantable device containing recombinant GDNF secreting cells encapsulated in a semipermeable membrane may be used to treat nerve damage in patients suffering from disorders such as Parkinson's disease.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: January 18, 2000
    Assignee: Amgen Inc.
    Inventors: Leu-Fen H. Lin, Franklin D. Collins, Daniel H. Doherty, Jack Lile, Susan Bektesh
  • Patent number: 5935795
    Abstract: A novel neurotrophic factor referred to as glial cell line-derived neurotrophic factor (GDNF) has been identified and isolated from serum free growth conditioned medium of B49 glioblastoma cells. Rat and human genes encoding GDNF have been cloned and sequenced. A gene encoding GDNF has been subcloned into a vector and the vector has been used to transform a host cell in order to produce biologically active GDNF in a recombinant DNA process. Antibodies to GDNF are disclosed, as well as methods for identifying members of the GDNF family of neurotrophic factors.
    Type: Grant
    Filed: May 26, 1995
    Date of Patent: August 10, 1999
    Assignee: Amgen Inc.
    Inventors: Leu-Fen H. Lin, Franklin D. Collins, Daniel H. Doherty, Jack Lile, Susan Bektesh
  • Patent number: 5929041
    Abstract: The present invention relates generally to methods for preventing and/or treating injury or degeneration of cochlear (and vestibular) hair cells and spiral ganglion neurons (as well as vestibular neurons--Carpa's neurons) by administering glial cell line-derived neurotrophic factor (GDNF). The invention relates more specifically to methods for treating sensorineural hearing loss and vestibular disorders.
    Type: Grant
    Filed: September 13, 1996
    Date of Patent: July 27, 1999
    Assignee: Amgen Inc.
    Inventor: Ella Magal
  • Patent number: 5837681
    Abstract: The present invention relates generally to methods for preventing and/or treating injury or degeneration of cochlear hair cells and spiral ganglion neurons by administering glial cell line-derived neurotrophic factor (GDNF). The invention relates more specifically to methods for treating sensorineural hearing loss.
    Type: Grant
    Filed: February 23, 1996
    Date of Patent: November 17, 1998
    Assignee: Amgen Inc.
    Inventor: Ella Magal
  • Patent number: 5766593
    Abstract: The invention relates to anti-inflammatory peptides that are based on peptide regions 7-10, 11-14, and 57-64 of CD14.
    Type: Grant
    Filed: December 30, 1994
    Date of Patent: June 16, 1998
    Assignee: Amgen Inc.
    Inventors: Henri S. Lichenstein, Samuel D. Wright, Linda O. Narhi, Shao-Chieh Juan
  • Patent number: 5767243
    Abstract: The invention relates to a novel human serum protein referred to as AFM, which has one or more activities in common with human serum albumin, human a-fetoprotein, or human vitamin D binding protein and which has an apparent molecular weight by SDS-PAGE of 87 kd; variants thereof; and related genes, vectors, cells and methods.
    Type: Grant
    Filed: March 13, 1997
    Date of Patent: June 16, 1998
    Assignees: Amgen Inc., The Rockefeller University
    Inventors: Henri Stephen Lichenstein, David Edwin Lyons, Mark Matsuo Wurfe, Samuel Donald Wright
  • Patent number: 5741778
    Abstract: Methods are provided for preventing or reducing N-methyl-D-aspartate (NMDA) receptor agonist-mediated neuronal cell death by administering a glial cell line-derived neurotrophic factor (GDNF) protein product.
    Type: Grant
    Filed: March 19, 1996
    Date of Patent: April 21, 1998
    Assignee: Amgen Inc.
    Inventors: David Martin, Gerald D. Miller
  • Patent number: 5736516
    Abstract: The present invention relates generally to methods for treating injury or degeneration of retinal neurons, and in particular photoreceptors, by administering glial cell line-derived neurotrophic factor (GDNF). The invention relates specifically to methods for treating retinal conditions or diseases in which vision is lost such as retinitis pigmentosa, age-related macular degeneration, diabetic retinopathy, peripheral vitreoretinopathies, photic retinopathies, surgery-induced retinopathies, viral retinopathies, ischemic retinopathies, retinal detachment and traumatic retinopathy.
    Type: Grant
    Filed: February 6, 1997
    Date of Patent: April 7, 1998
    Assignee: Amgen Inc.
    Inventor: Jean-Claude Louis
  • Patent number: 5733875
    Abstract: The present invention is directed to the use of glial-derived neurotrophic factor (GDNF) to inhibit or prevent seizure activity. The methods of the present invention are accomplished by administering GDNF to patients having or potentially having a neurodegenerative disorder such as epilepsy. Pharmaceutical compositions containing a therapeutically effective amount of GDNF in a pharmaceutically acceptable carrier are also provided.
    Type: Grant
    Filed: May 22, 1995
    Date of Patent: March 31, 1998
    Assignee: Amgen Inc.
    Inventor: David Martin
  • Patent number: 5731284
    Abstract: The present invention relates generally to methods for treating injury or degeneration of basal forebrain cholinergic neurons by administering glial cell line-derived neurotrophic factor (GDNF). The invention relates specifically to methods for treating Alzheimer's disease.
    Type: Grant
    Filed: September 28, 1995
    Date of Patent: March 24, 1998
    Assignee: Amgen Inc.
    Inventor: Lawrence R. Williams
  • Patent number: 5652352
    Abstract: The invention relates to a novel human serum protein and nucleic acid referred to as AFM, which has one or more activities in common with human serum albumin, human a-fetoprotein, or human vitamin D binding protein and which has an apparent molecular weight by SDS-PAGE of 87 kd; variants thereof; and related genes, vectors, cells and methods.
    Type: Grant
    Filed: March 31, 1994
    Date of Patent: July 29, 1997
    Assignees: Amgen Inc., The Rockfeller University
    Inventors: Henri Stephen Lichenstein, David Edwin Lyons, Mark Matsuo Wurfel, Samuel Donald Wright
  • Patent number: 5641749
    Abstract: The present invention relates generally to methods for treating injury or degeneration of retinal ganglion cells by administering glial cell line-derived neurotrophic factor (GDNF). The invention relates specifically to methods for treating optic nerve injury or degeneration associated with glaucoma.
    Type: Grant
    Filed: November 29, 1995
    Date of Patent: June 24, 1997
    Assignee: Amgen Inc.
    Inventors: Qiao Yan, Jean-Claude Louis
  • Patent number: 5641750
    Abstract: The present invention relates generally to methods for treating injury or degeneration of retinal neurons, and in particular photoreceptors, by administering glial cell line-derived neurotrophic factor (GDNF). The invention relates specifically to methods for treating retinal conditions or diseases in which vision is lost such as retinitis pigmentosa, age-related macular degeneration, diabetic retinopathy, peripheral vitreoretinopathies, photic retinopathies, surgery-induced retinopathies, viral retinopathies, ischemic retinopathies, retinal detachment and traumatic retinopathy.
    Type: Grant
    Filed: November 29, 1995
    Date of Patent: June 24, 1997
    Assignee: Amgen Inc.
    Inventor: Jean-Claude Louis
  • Patent number: 5610056
    Abstract: Stem cell factor in combination with interleukin-6 and soluble interleukin-6 receptor supports proliferation, differentiation and terminal maturation of erythroid cells from normal human hematopoietic stem cells.
    Type: Grant
    Filed: November 16, 1994
    Date of Patent: March 11, 1997
    Assignees: Amgen Inc., Tosoh Corporation
    Inventor: Tatsutoshi Nakahata
  • Patent number: 5601986
    Abstract: The present invention involves a variety of assay methods and devices for screening or diagnosing the occurrence of extrahepatic biliary atresia. In particular the methods and devices involve an antibody specifically for the detection of dipeptidyl peptidase IV in a test sample as indicative of extrahepatic biliary atresia.
    Type: Grant
    Filed: July 14, 1994
    Date of Patent: February 11, 1997
    Assignee: Amgen Inc.
    Inventor: Laszlo Takacs