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:
Jul. 24, 2001
Filed:
Jun. 11, 1990
Applicant:
Inventors:
Michael Stein, Berlin, DE;
Dieter Heldmann, Berlin, DE;
Thomas Fritzsch, Berlin, DE;
Joachim Siegert, Berlin, DE;
Georg Roessling, Berlin, DE;
Assignee:
Schering Aktiengesellschaft, , DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 9/00 ;
U.S. Cl.
CPC ...
A61K 9/00 ;
Abstract
The invention relates to ultrasonic contrast agents consisting of microparticles which consist of amyloses and synthetic biodegradable polymers and a gas and/or a fluid with a boiling point below 60° C., process for the preparation thereof and their use as diagnostic and therapeutic agents.