Granted Patent
Utility
US 4,865,706 · App. 06/921,311
High performance microcapillary gel electrophoresis
Inventors:
Barry L. Karger, Aharon Cohen
Patented Case
View Patent ↗
Granted: Sep 12, 1989
Filed: Oct 21, 1986
Inventors
Barry L. Karger
Aharon Cohen
Assignee (at issue)
Northwestern University
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.