Granted Patent
Utility
US 6,669,626 · App. 09/913,949
Humidifier for a patient support apparatus
Inventors:
Robert M. McDonough, Richard Hude
Patented Case
View Patent ↗
Granted: Dec 30, 2003
Filed: Sep 27, 2001
Inventors
Robert M. McDonough
Richard Hude
Assignee (at issue)
HILL-ROM SERVICES, INC.
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.