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Details for Patent: 6,280,705

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Summary for Patent: 6,280,705

Title: Kits & systems for ultrasonic imaging
Abstract:A gas emulsion forming composition comprising a dry, hollow, particulate, approximately microspherical material permeated with a gas or gas mixture, which upon dissolution in aqueous liquid forms a gas emulsion comprising a plurality of bubbles surrounded by a layer of at least a first and a second surfactant, wherein the first surfactant consists essentially of a phospholipid or mixture of phospholipids having at least one acyl chain which comprises at least 10 carbon atoms, and comprising at least about 5% w/w of total surfactant, and wherein the second surfactant may or may not be a phospholipid and is more water soluble than the first surfactant; kits for preparing such microbubbles; and methods for using such microbubbles as contrast agents.
Inventor(s): Trevino; Leo A. (San Diego, CA), Schutt; Ernest George (San Diego, CA), Klein; David H. (Carlsbad, CA), Tarara; Thomas E. (San Diego, CA), Weers; Jeffry G. (San Diego, CA), Kabalnov; Alexey (San Diego, CA)
Assignee: Alliance Pharmaceutical Corp. (San Diego, CA)
Application Number:09/013,357
Patent Claim Types:
see list of patent claims
Device; Formulation; Delivery;
Patent Metrics:
Source: PatentQuant.com
Field: Medical technology
Back Citations: 107th percentile
Forward Citations: 0th percentile
Patent PDF download available with subscription

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Premature patent expiration for: 6,280,705

Expiration due to failure to pay maintenance fee

Patent Number Expiration Date
6,280,705 August 28, 2013

International Patent Family for Patent: 6,280,705

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria281183<disabled in preview>
Australia4922196<disabled in preview>
Australia5199701<disabled in preview>
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