Granted Patent
Utility
US 4,195,044 · App. 05/872,026
Humidifier-nebulizer
Inventor:
Kenneth G. Miller
Patented Case
View Patent ↗
Granted: Mar 25, 1980
Filed: Jan 24, 1978
Inventor
Kenneth G. Miller
Assignee (at issue)
Respiratory Care, 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.