Granted Patent
Utility
US 6,474,634 · App. 09/739,955
Active pre-registration system employing a paper supply elevator
Inventor:
Alan G. Schlageter
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Dec 18, 2000
Inventor
Alan G. Schlageter
Assignee (at issue)
Xerox Corporation
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.