Granted Patent
Utility
US 5,042,893 · App. 07/611,238
Direct mount coupling to a spectrophotometer
Inventor:
Ronald Ghee Jin Ong
Patented Case
View Patent ↗
Granted: Aug 27, 1991
Filed: Nov 9, 1990
Inventor
Ronald Ghee Jin Ong
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.