The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 31, 2000
Filed:
Aug. 13, 1997
Applicant:
Inventors:
Daniel Bichon, Montpellier, FR;
Philippe Bussat, Collonges S/Saleve, FR;
Michel Schneider, Troinex, CH;
Assignee:
Bracco International B.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
424-952 ; 424-951 ;
Abstract
Methods of making Ultrasonic contrast agents useful for echographic imaging body organs comprising a suspension of gas or air filled microballoons having a mean size in the range of 0.5 to 1000 microns bounded by a 50 to 500 nm thick biodegradable, interfacially deposited, synthetic polymer membrane which is both deformable and resilient are as described.