Granted Patent
Utility
US 6,428,702 · App. 09/918,435
Method of sample introduction for supercritical fluid chromatography systems
Inventors:
Terry A. Berger, Kimber D. Fogelman
Patented Case
View Patent ↗
Granted: Aug 6, 2002
Filed: Aug 1, 2001
Inventors
Terry A. Berger
Kimber D. Fogelman
Assignee (at issue)
Berger Instruments, 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.