Granted Patent
Utility
US 6,652,471 · App. 09/995,928
Pressure-sensing guidewire having improved torque
Inventors:
Timothy G. J. Ehr, Bruce Asmus
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Nov 28, 2001
Inventors
Timothy G. J. Ehr
Bruce Asmus
Assignee (at issue)
Scimed Life Systems, 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.