Granted Patent
Utility
US 6,558,078 · App. 09/887,382
Foundation and soil irrigation system utilizing wicking materials
Inventors:
Alan D. Sowry, Donald Turnage
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Jun 22, 2001
Inventors
Alan D. Sowry
Donald Turnage
Assignee (at issue)
Aquadation Licensing, LLC
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.