Sustained release ionic conjugate

Details Sustained release ionic conjugate Sustained release ionic conjugate

2006-04-11

2006-04-11

Azpuru, Carlos A. (Department: 1615)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

C528S272000

Reexamination Certificate

active

07026431

ABSTRACT:
A method of spherifying a sustained release ionic conjugate which contains a free carboxyl group-containing biodegradable polymer and a free amino group-containing drug which are ionically bonded to each other.

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