Granted Patent
Utility
US 4,791,846 · App. 07/112,816
Oscillating free wheeling resilient cover for rotary die-cutting anvil
Inventor:
Alan D. Kirkpatrick
Patented Case
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Granted: Dec 20, 1988
Filed: Oct 23, 1987
Inventor
Alan D. Kirkpatrick
Assignee (at issue)
ROBUD
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.