Granted Patent
Utility
US 5,646,048 · App. 08/505,941
Microcolumnar analytical apparatus with microcolumnar flow gating interface and method of using the apparatus
Inventors:
Catherine Templin, Douglass McManigill
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Jul 24, 1995
Inventors
Catherine Templin
Douglass McManigill
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.