Granted Patent
Utility
US 6,253,521 · App. 09/251,375
Steel-framed building construction
Inventors:
Peter Geoffrey Gavin, Peter Robert Brennan, Thomas William Ellis
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: Feb 17, 1999
Inventors
Peter Geoffrey Gavin
Peter Robert Brennan
Thomas William Ellis
Assignee (at issue)
Scottsdale Building Systems Limited
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.