Granted Patent
Utility
US 5,669,702 · App. 08/732,172
Inflatable article with an illuminating device
Inventor:
Wen-Ching Wang
Patented Case
View Patent ↗
Granted: Sep 23, 1997
Filed: Oct 16, 1996
Inventor
Wen-Ching Wang
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.