Granted Patent
Utility
US 4,594,506 · App. 06/648,518
Gas chromatograph/mass spectrometer interface
Inventor:
Sahba Ghaderi
Patented Case
View Patent ↗
Granted: Jun 10, 1986
Filed: Sep 10, 1984
Inventor
Sahba Ghaderi
Assignee (at issue)
Nicolet Instrument 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.