Granted Patent
Utility
US 5,451,038 · App. 08/195,326
Sheet stacking apparatus
Inventors:
Steven M. Hosking, Alexander Charles Harold James
Patented Case
View Patent ↗
Granted: Sep 19, 1995
Filed: Feb 9, 1994
Inventors
Steven M. Hosking
Alexander Charles Harold James
Assignee (at issue)
De la Rue Inter Innovation AB
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.