Granted Patent
Utility
US 6,276,271 · App. 09/564,320
Bridge mandrel for flexographic printing systems
Inventor:
Mario Busshoff
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: May 3, 2000
Inventor
Mario Busshoff
Assignee (at issue)
Day International, 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.