Patent · US Active

Low burst polymers and methods to produce polymer

US9187593B2 · kind B2 · utility

14Cited by

34References

11Claims

0Family size

Assignee

Tolmar Therapeutics, Inc. · US

Inventors

Eric Dadey · Aurora, US
John C. Middleton · Birmingham, US
Richard L. Norton · Fort Collins, US

Key dates

Filing date	Feb 13, 2008
Grant date	Nov 17, 2015
Priority date	—
Expiry date	Jul 6, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G63/90
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A PLG copolymer material, termed a PLG(p) copolymer material, adapted for use in a controlled release formulation for a bioactive material is provided, wherein the formulation exhibits a reduced “initial burst” effect when introduced into the tissue of a patient in need thereof. A method of preparation of the PLG copolymer material is also provided, as are methods of use.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.