Granted Patent
Utility
US 4,299,151 · App. 06/133,473
Cutting mechanism for a packaging machine
Inventor:
Charles A. Burton
Patented Case
View Patent ↗
Granted: Nov 10, 1981
Filed: Mar 24, 1980
Inventor
Charles A. Burton
Assignee (at issue)
Rexham Holdings Limited
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.