Granted Patent
Utility
US 5,358,613 · App. 08/174,286
Method and apparatus for injecting liquid into a capillary tube
Inventors:
Werner Schneider, Klaus Witt
Patented Case
View Patent ↗
Granted: Oct 25, 1994
Filed: Dec 27, 1993
Inventors
Werner Schneider
Klaus Witt
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.