Granted Patent
Utility
US 5,604,589 · App. 08/589,074
Diode array spectrophotometer
Inventor:
Karsten Kraiczek
Patented Case
View Patent ↗
Granted: Feb 18, 1997
Filed: Jan 23, 1996
Inventor
Karsten Kraiczek
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.