Granted Patent
Utility
US 6,523,644 · App. 10/090,501
Scaffolding for bridges and other structures
Inventor:
Lambros Apostolopoulos
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Mar 4, 2002
Inventor
Lambros Apostolopoulos
Assignee (at issue)
Paul Kristen, 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.