Copolymer-1 improvements in compositions of copolymers

• US 20050171286A1
• Filed: 04/05/2005
• Published: 08/04/2005
• Est. Priority Date: 05/24/1994
• Status: Active Grant

• Current Assignee: Dvora Teitelbaum, Eliezer Konfino, Michael Sela, Ruth Arnon
• Original Assignee: Dvora Teitelbaum, Eliezer Konfino, Michael Sela, Ruth Arnon
• Inventors: Arnon, Ruth, Sela, Michael, Teitelbaum, Dvora, Konfino, Eliezer
• Granted Patent: US 7,199,098 B2
• Time in Patent Office: Days
• US Class Current: 525/240
• CPC Class Codes: A61K 38/1703 from vertebrates
• CPC Class Codes: A61P 25/00 Drugs for disorders of the nervous system
• CPC Class Codes: A61P 25/28 for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
• CPC Class Codes: A61P 37/00 Drugs for immunological or allergic disorders
• CPC Class Codes: A61P 43/00 Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
• CPC Class Codes: C07K 14/4713 Autoimmune diseases, e.g. Insulin-dependent diabetes mellitus, multiple sclerosis, rheumathoid arthritis, systemic lupus erythematosus; Autoantigens
• CPC Class Codes: C08G 69/10 Alpha-amino-carboxylic acids polysuccinimides C08G73/1092

Abstract

The present invention relates to an improved composition of copolymer-1 comprising copolymer-1 substantially free of species having a molecular weight of over 40 kilodaltons.

Claims

1. A copolymer-1 fraction substantially free of species of copolymer-1 having a molecular weight of over 40 kilodaltons.

2-16. -16. (canceled)