Granted Patent
Utility
US 5,514,868 · App. 08/403,842
Reducing interferences, in plasma source mass spectrometers
Inventor:
Andrew Dixon
Patented Case
View Patent ↗
Granted: May 7, 1996
Filed: Mar 14, 1995
Inventor
Andrew Dixon
Assignee (at issue)
Fisons plc
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.