Granted Patent
Utility
US 5,306,261 · App. 08/009,207
Catheter with collapsible wire guide
Inventors:
Howard Alliger, Joseph Librizzi, Robert Ginsburg
Patented Case
View Patent ↗
Granted: Apr 26, 1994
Filed: Jan 22, 1993
Inventors
Howard Alliger
Joseph Librizzi
Robert Ginsburg
Assignee (at issue)
Misonix, LLC
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.