Granted Patent
Utility
US 5,096,554 · App. 07/390,631
Nucleic acid fractionation by counter-migration capillary electrophoresis
Inventor:
Allan Chin
Patented Case
View Patent ↗
Granted: Mar 17, 1992
Filed: Aug 7, 1989
Inventor
Allan Chin
Assignee (at issue)
APPLIED BIOSYSTEMS, LLC
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.