Granted Patent
Utility
US 5,645,702 · App. 08/483,217
Low voltage miniaturized column analytical apparatus and method
Inventors:
Klaus Witt, Patrick Kaltenbach, Fritz Bek, Sally A. Swedberg, Laurie S. Mittelstadt
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Jun 7, 1995
Inventors
Klaus Witt
Patrick Kaltenbach
Fritz Bek
Sally A. Swedberg
Laurie S. Mittelstadt
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.