Granted Patent
Utility
US 6,790,230 · App. 10/135,431
Vascular implant
Inventors:
Friedhelm Beyersdorf, Georg Lutter
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Apr 30, 2002
Inventors
Friedhelm Beyersdorf
Georg Lutter
Assignee (at issue)
UNIVERSITAETSKLINIKUM FREIBURG
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.