Granted Patent
Utility
US 4,880,178 · App. 07/228,146
Roll unwind butt splicer
Inventor:
Stephen L. Goulette
Patented Case
View Patent ↗
Granted: Nov 14, 1989
Filed: Aug 4, 1988
Inventor
Stephen L. Goulette
Assignee (at issue)
Mobil Oil Corporation
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.