Granted Patent
Utility
US 6,715,964 · App. 09/918,693
Earth retaining system such as a sheet pile wall with integral soil anchors
Inventor:
William Dennis Nottingham
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Jul 30, 2001
Inventor
William Dennis Nottingham
Assignee (at issue)
Peratrovich, Nottingham & Drage, Inc.
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.