Granted Patent
Utility
US 6,616,620 · App. 09/866,377
CPR assist device with pressure bladder feedback
Inventors:
Darren Sherman, Kenneth H. Mollenauer
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: May 25, 2001
Inventors
Darren Sherman
Kenneth H. Mollenauer
Assignee (at issue)
Revivant 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.