Granted Patent
Utility
US 6,258,339 · App. 08/841,847
Osmotically stabilized microbubble preparations
Inventors:
Ernest G. Schutt, David P. Evitts, Rene Alta Kinner, Charles David Anderson, Jeffry Weers
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: May 5, 1997
Inventors
Ernest G. Schutt
David P. Evitts
Rene Alta Kinner
Charles David Anderson
Jeffry Weers
Assignee (at issue)
Alliance Pharmaceutical Corp.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.