US 7,030,208 B2 · Biocompatible materials and probes

Abstract

The present invention relates to fluorinated biopolymer and polymer derivatives useful as imaging probes, diagnostic agents and contrast agents and to imaging methods employing the fluorinated biopolymers and polymers.

Claims1

Dependent claims

A fluorinated biopolymer comprising:

a. 3-[2-(perfluorohexyl)-2-ethoxy]-2-hydroxypropyl γ-polyglutamic acid of the formula:
m=1–70,000
n=70,000–1
wherein [m+n=1]q q=5–70,000.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

10/411,972Filed 11 Apr 2003 · us provisional application

Priority

11 Apr 2002

Published

US 2003/0199687 A123 Oct 2003

Granted

18 Apr 2006

Term ends

Not estimatedThe source records don’t support an estimate.

Classification12 codes

C08B 11/193
Preparation of cellulose ethers: mixed ethers, i.e. ethers with two or more different etherifying groups
C08B 11/06
With substituted hydrocarbon radicals: with halogen-substituted hydrocarbon radials
C08B 11/12
Substituted with acid radicals: substituted with carboxylic radicals , e.g. carboxymethylcellulose [CMC]
C08B 13/00
Preparation of cellulose ether-esters

Biocompatible materials and probes

Life of this patent

Abstract

Claims1

Biocompatible materials and probes

Life of this patent

Abstract

Claims1