Granted Patent
Utility
US 5,086,679 · App. 07/563,376
Process for apparatus for collecting continuous supplied yarn to waste
Inventor:
Grant Fletcher
Patented Case
View Patent ↗
Granted: Feb 11, 1992
Filed: Aug 6, 1990
Inventor
Grant Fletcher
Assignee (at issue)
BASF Fibres 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.