Granted Patent
Utility
US 5,522,188 · App. 08/307,011
Earth brace system for swimming pools--in the ground
Inventor:
Kerry J. Cornelius
Patented Case
View Patent ↗
Granted: Jun 4, 1996
Filed: Sep 16, 1994
Inventor
Kerry J. Cornelius
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.