Granted Patent
Utility
US 5,417,132 · App. 08/078,679
Rotary cutting dies
Inventors:
William A. Cox, Alan R. Pfaff, Jr.
Patented Case
View Patent ↗
Granted: May 23, 1995
Filed: Jun 16, 1993
Inventors
William A. Cox
Alan R. Pfaff, Jr.
Assignee (at issue)
Alan R. Pfaff
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.