Granted Patent
Utility
US 5,138,923 · App. 07/243,881
Rotary die cutter
Inventors:
Gregory Kent, Philip D. Frye, Russell S. Brayton
Patented Case
View Patent ↗
Granted: Aug 18, 1992
Filed: Nov 18, 1988
Inventors
Gregory Kent
Philip D. Frye
Russell S. Brayton
Assignee (at issue)
Atlas Die, LLC
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.