Granted Patent
Utility
US 4,165,028 · App. 05/854,579
Method for controlling a web of material
Inventor:
Thomas E. Doherty
Patented Case
View Patent ↗
Granted: Aug 21, 1979
Filed: Nov 25, 1977
Inventor
Thomas E. Doherty
Assignee (at issue)
Owens-Illinois 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.