Granted Patent
Utility
US 6,682,489 · App. 10/042,247
Technique to confirm correct positioning of arterial wall sealing device
Inventors:
Lars Tenerz, Dan Akerfeldt
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Jan 11, 2002
Inventors
Lars Tenerz
Dan Akerfeldt
Assignee (at issue)
Radi Medical Systems AB
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.