Granted Patent
Utility
US 4,875,825 · App. 07/119,356
Method for automated cassette handling
Inventors:
Barclay J. Tullis, John S. Bailey, D. R. Gunawardena, Ulrich Kaempf
Patented Case
View Patent ↗
Granted: Oct 24, 1989
Filed: Nov 10, 1987
Inventors
Barclay J. Tullis
John S. Bailey
D. R. Gunawardena
Ulrich Kaempf
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.