Granted Patent
Utility
US 5,365,886 · App. 08/020,346
Aquarium contaiment system
Inventor:
Robert Frost
Patented Case
View Patent ↗
Granted: Nov 22, 1994
Filed: Feb 19, 1993
Inventor
Robert Frost
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.