Granted Patent
Utility
US 5,736,741 · App. 08/688,586
Ionization chamber and mass spectrometry system containing an easily removable and replaceable capillary
Inventors:
James L. Bertsch, Kent D. Henry
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: Jul 30, 1996
Inventors
James L. Bertsch
Kent D. Henry
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.