Granted Patent
Utility
US 5,292,305 · App. 07/938,620
Double-lumen angioscopy catheter
Inventors:
Alexander Christiaan Boudewijn, Gjalt Bosma
Patented Case
View Patent ↗
Granted: Mar 8, 1994
Filed: Sep 1, 1992
Inventors
Alexander Christiaan Boudewijn
Gjalt Bosma
Assignee (at issue)
CORDIS 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.