Granted Patent
Utility
US 5,364,521 · App. 08/083,731
Apparatus for performing capillary electrophoresis
Inventor:
Hans-Peter Zimmermann
Patented Case
View Patent ↗
Granted: Nov 15, 1994
Filed: Jul 1, 1993
Inventor
Hans-Peter Zimmermann
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.