US 2011/0217376 A1Published application

Poly(amidoamine) oligomer hydrogel for drug delivery and drug carrier using the same

AssigneeSungkyunkwan University Foundation for Corporate Collaboration

InventorsDoo Sung LEE, Bong Sup KIM, Minh Khanh NGUYEN

Life of this patent

Estimating the term…

Abstract

Disclosed is a temperature- and pH-sensitive hydrogel composed of a poly(amidoamine) oligomer only. The hydrogel is prepared in a simple manner and is readily released from the body. Further disclosed are a method for preparing the hydrogel and a drug carrier using the hydrogel.

Claims12

Dependent claims

A temperature- and pH-sensitive oligomer hydrogel for drug delivery wherein the hydrogel is composed of a poly(amidoamine) (PAA) oligomer only.

Dependencies are inferred from the claim text.

Facts

Application: 12/938,852Filed 3 Nov 2010
Priority: KR 10-2010-00192153 Mar 2010
Published: 8 Sep 2011
Term ends: Not estimatedThe source records don’t support an estimate.

Classification14 codes

C07D 211/26
With substituted hydrocarbon radicals attached to ring carbon atoms: with hydrocarbon radicals, substituted by nitrogen atoms
A61K 9/0024
Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in…
A61K 47/34
Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates: macromolecular compounds obtained otherwise than by reactions only…
A61P 29/00
Non-central analgesic, antipyretic or antiinflammatory agents

Family

US 8,383,153 B2Related patent
US 2011/0217376 A1This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

Open elsewhere

patentgrep

Loading patent…

patentgrepSearch patents

Back to results