Granted Patent
Utility
US 5,781,944 · App. 08/787,446
Foldable device for a crib
Inventor:
Li-chu Chen Huang
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: Jan 22, 1997
Inventor
Li-chu Chen Huang
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.