Granted Patent
Utility
US 5,645,065 · App. 08/420,020
Catheter depth, position and orientation location system
Inventors:
Alan R. Shapiro, Donald A. Kay
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Apr 11, 1995
Inventors
Alan R. Shapiro
Donald A. Kay
Assignee (at issue)
Navion Biomedical 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.