Granted Patent
Utility
US 4,615,226 · App. 06/697,659
Apparatus and method for introducing solutes into a stream of carrier gas of a chromatograph
Inventors:
Francis M. DiNuzzo, James S. Fullemann
Patented Case
View Patent ↗
Granted: Oct 7, 1986
Filed: Feb 4, 1985
Inventors
Francis M. DiNuzzo
James S. Fullemann
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.