US 5,853,713 AGranted

Biologically compatible linear block copolymers of polyalkylene oxide and peptide units

AssigneeSterling Winthrop Inc.

InventorsEugene R. Cooper, Stephen P. Jones, Colin W. Pouton, Michael D. Threadgill

Life of this patent

Estimating the term…

Abstract

A linear block copolymer comprising units of an alkylene oxide, linked to units of peptide via a linking group comprising a --CH.sub.2 CHOHCH.sub.2 N(R)-- moiety, is useful as an imaging agent, drug, prodrug or as a delivery system for imaging agents, drugs or prodrugs.

Claims12

Dependent claims

An intermediate compound of the formula:

##STR9##

Dependencies are inferred from the claim text.

Facts

Application: 08/790,854Filed 3 Feb 1997 · division
Priority: 28 Feb 1994
Granted: 29 Dec 1998
Term ends: Not estimatedThe source records don’t support an estimate.

Classification9 codes

C07K 7/06
Linear peptides containing only normal peptide links: having 5 to 11 amino acids
A61K 47/60
Obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyureas or polyurethanes: the organic…
A61K 47/62
The non-active ingredient being a modifying agent: the modifying agent being a protein, peptide or polyamino acid
A61K 49/0002
Preparations for testing in vivo: general or multifunctional contrast agents, e.g. chelated agents

Family

Serial203,106Parent of this division · filed 28 Feb 1994
US 5,618,528 AParent of this division
US 5,853,713 AThis patent

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

Timeline

Citations

Open elsewhere

patentgrep

Loading patent…

patentgrepSearch patents

Back to results