Granted Patent
Utility
US 4,830,725 · App. 07/081,692
Electrophoresis apparatus
Inventors:
Mark Berninger, Michael Schuette
Patented Case
View Patent ↗
Granted: May 16, 1989
Filed: Aug 4, 1987
Inventors
Mark Berninger
Michael Schuette
Assignee (at issue)
LIFE TECHNOLOGIES CORPORATION
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.