Granted Patent
Utility
US 6,171,297 · App. 09/107,734
Radiopaque catheter tip
Inventors:
Allen R. Pedersen, Dennis A. Peiffer
Patented Case
View Patent ↗
Granted: Jan 9, 2001
Filed: Jun 30, 1998
Inventors
Allen R. Pedersen
Dennis A. Peiffer
Assignee (at issue)
Schneider (USA) Inc.
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.