Granted Patent
Utility
US 4,404,425 · App. 06/213,311
Cable assembly for undercarpet signal transmission
Inventor:
Donald S. Rich
Patented Case
View Patent ↗
Granted: Sep 13, 1983
Filed: Dec 5, 1980
Inventor
Donald S. Rich
Assignee (at issue)
Thomas & Betts, LLC
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.