Granted Patent
Utility
US 5,634,897 · App. 08/134,089
Rheolytic occlusion removal catheter system and method
Inventors:
Creg W. Dance, Steven J. Erb
Patented Case
View Patent ↗
Granted: Jun 3, 1997
Filed: Oct 8, 1993
Inventors
Creg W. Dance
Steven J. Erb
Assignee (at issue)
Lake Region Manufacturing, 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.