Granted Patent
Utility
US 6,132,699 · App. 09/158,295
Microencapsulated fluorinated gases for use as imaging agents
Inventors:
Howard Bernstein, Julie Straub, Henry T. Brush, Richard Wing
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Sep 22, 1998
Inventors
Howard Bernstein
Julie Straub
Henry T. Brush
Richard Wing
Assignee (at issue)
Acusphere, 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.