Granted Patent
Utility
US 5,262,031 · App. 07/834,174
Electroosmotic flow control apparatus for capillary electrophoresis
Inventors:
Jurgen Alfred Lux, Sally A. Swedberg, James E. Young, Douglass McManigill
Patented Case
View Patent ↗
Granted: Nov 16, 1993
Filed: Feb 7, 1992
Inventors
Jurgen Alfred Lux
Sally A. Swedberg
James E. Young
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.