Granted Patent
Utility
US 6,565,745 · App. 09/920,124
Disposable chromatographic columns
Inventors:
Delwin Hodgin, Dale A. Davison
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Aug 1, 2001
Inventors
Delwin Hodgin
Dale A. Davison
Assignee (at issue)
Isco, Inc.
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.