Granted Patent
Utility
US 5,497,591 · App. 08/180,146
Metal wall framing
Inventor:
Thomas E. Nelson
Patented Case
View Patent ↗
Granted: Mar 12, 1996
Filed: Jan 11, 1994
Inventor
Thomas E. Nelson
Assignee (at issue)
MITEK HOLDINGS, 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.