Granted Patent
Utility
US 5,643,800 · App. 08/531,431
Method of preparing a sample for analysis by laser desorption ionization mass spectrometry
Inventors:
E. Rocco Tarantino, Scot R. Weinberger
Patented Case
View Patent ↗
Granted: Jul 1, 1997
Filed: Sep 21, 1995
Inventors
E. Rocco Tarantino
Scot R. Weinberger
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.