Granted Patent
Utility
US 6,692,446 · App. 09/811,830
Passive biotelemetry
Inventor:
Bertil Hoek
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Mar 20, 2001
Inventor
Bertil Hoek
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.