Details for Patent: 8,470,359

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Summary for Patent: 8,470,359

Title:	Sustained release polymer
Abstract:	A polymer and a method for its preparation are provided. The polymer comprises poly(lactide), poly(lactide/glycolide) or poly(lactic acid/glycolic acid) segments bonded by ester linkages to both ends of an alkanediol core unit. The polymer is for use in a controlled release formulation for a medicament, preferably leuprolide acetate. The controlled release formulation is administered to a patient as a subcutaneous depot of a flowable composition comprising the polymer, a biocompatible solvent, and the medicament. Controlled release formulations comprising the polymer release leuprolide for treatment of prostate cancer patients over periods of 3-6 months.
Inventor(s):	Dunn; Richard L. (Fort Collins, CO)
Assignee:	QLT USA, Inc. (Willmington, DE)
Application Number:	11/469,392
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 8,470,359
Patent Claim Types: see list of patent claims	Use; Composition; Formulation;

Drugs Protected by US Patent 8,470,359

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