Heparin fragments as inhibitors of smooth muscle cell proliferation
Patent 5032679 Issued on July 16, 1991. Estimated Expiration Date: 
August 31, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
August 31, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesOligosaccharides having anti-Xa activity and pharmaceutical compositions containing them Patent #: 4401662 InventorsAssigneeApplicationNo. 400661 filed on 08/31/1989US Classes:536/21, Heparin or derivative536/17.2, Nitrogen containing536/17.5, Sulfur containing (e.g., methylthiolincosaminide, etc.)536/17.9, Nitrogen in aglycone moiety536/124ProcessesExaminersPrimary: Griffin, Ronald W.Assistant: White, Everett Attorney, Agent or FirmInternational ClassesC08B 037/00C07H 005/00 A61K 031/00 AbstractA glycosaminoglycoside (GAG) composition predominantly of tetrasacchardie units derived from heparin/heparan sulfate has enchanced activity in preventing the proliferation of smooth muscle cells. This GAG preparation is useful in the treatment of diseases characterized by unwanted smooth muscle cell proliferation and activity.Other References
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