Granted Patent
Utility
US 5,983,137 · App. 08/914,865
Method and system for monitoring the condition of a battery pack in a defibrillator
Inventor:
Daniel Yerkovich
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Aug 19, 1997
Inventor
Daniel Yerkovich
Assignee (at issue)
Physio-Control Manufacturing 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.