Granted Patent
Utility
US 5,709,224 · App. 08/488,444
Method and device for permanent vessel occlusion
Inventors:
Robert S. Behl, Thomas J. Palermo, Colin J. Nichols
Patented Case
View Patent ↗
Granted: Jan 20, 1998
Filed: Jun 7, 1995
Inventors
Robert S. Behl
Thomas J. Palermo
Colin J. Nichols
Assignee (at issue)
Radiotherapeutics Corporation
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.