Granted Patent
Utility
US 4,347,273 · App. 06/267,544
Pile carpet tile with cut and loop pile
Inventor:
Robert Dale
Patented Case
View Patent ↗
Granted: Aug 31, 1982
Filed: May 27, 1981
Inventor
Robert Dale
Assignee (at issue)
Fieldcrest Mills, 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.