Granted Patent
Utility
US 5,740,796 · App. 08/743,737
Ventilator system and method for operating same
Inventor:
Goran Skog
Patented Case
View Patent ↗
Granted: Apr 21, 1998
Filed: Nov 6, 1996
Inventor
Goran Skog
Assignee (at issue)
Siemens Elema 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.