Granted Patent
Utility
US 6,549,428 · App. 09/830,302
Device for supporting and fixing bus-bars
Inventors:
Rodolfo Fontana, Alessandro Leone
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Jun 25, 2001
Inventors
Rodolfo Fontana
Alessandro Leone
Assignee (at issue)
ABB Service S.R.L
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.