Granted Patent
Utility
US 6,651,401 · App. 09/798,210
Retaining wall and method of wall construction
Inventors:
Raymond R. Price, Gerald P. Price
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Mar 2, 2001
Inventors
Raymond R. Price
Gerald P. Price
Assignee (at issue)
Rockwood Retaining Walls, 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.