Granted Patent
Utility
US 5,930,849 · App. 09/014,156
Open pool forming a reservoir for liquid especially swimming pool, of the out-of-ground type
Inventor:
Gerard Marbach
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: Jan 27, 1998
Inventor
Gerard Marbach
Assignee (at issue)
Sevylor International
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.