Granted Patent
Utility
US 4,237,666 · App. 05/942,166
Trimless flush floor fitting
Inventor:
John E. Kohaut
Patented Case
View Patent ↗
Granted: Dec 9, 1980
Filed: Sep 14, 1978
Inventor
John E. Kohaut
Assignee (at issue)
Raceway Components, 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.