Granted Patent
Utility
US 6,448,497 · App. 09/643,314
Cable tray and walkway system
Inventors:
Ronald G. McCracken, Joseph Cuccurullo
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Aug 21, 2000
Inventors
Ronald G. McCracken
Joseph Cuccurullo
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.