Granted Patent
Utility
US 6,325,825 · App. 09/288,406
Stent with variable wall thickness
Inventors:
John Kula, James E. Umbach, Andreina P. Gomez
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Apr 8, 1999
Inventors
John Kula
James E. Umbach
Andreina P. Gomez
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.