Granted Patent
Utility
US 6,197,049 · App. 09/251,363
Articulating bifurcation graft
Inventors:
Samuel M. Shaolian, M. Frank Zeng
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Feb 17, 1999
Inventors
Samuel M. Shaolian
M. Frank Zeng
Assignee (at issue)
Endologix 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.