Granted Patent
Utility
US 6,236,809 · App. 09/563,476
Wearable intravenous fluid heater
Inventors:
David Cassidy, Russell Hart
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: May 2, 2000
Inventors
David Cassidy
Russell Hart
Assignee (at issue)
Belmont Instrument, LLC
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.