Granted Patent
Utility
US 5,111,529 · App. 07/606,938
Portable air humidifier
Inventor:
Dov Z. Glucksman
Patented Case
View Patent ↗
Granted: May 5, 1992
Filed: Oct 31, 1990
Inventor
Dov Z. Glucksman
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.