Granted Patent
Utility
US 5,976,501 · App. 08/665,028
Use of pressure resistant protein microspheres encapsulating gases as ultrasonic imaging agents for vascular perfusion
Inventor:
Edward Jablonski
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Jun 7, 1996
Inventor
Edward Jablonski
Assignee (at issue)
Molecular Biosystems, Inc.
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.