Granted Patent
Utility
US 6,571,705 · App. 09/875,600
Doctor roller apparatus
Inventor:
Harald Lesti
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Jun 6, 2001
Inventor
Harald Lesti
Assignee (at issue)
MAN Roland Druckmaschinen AG
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.