Granted Patent
Utility
US 4,588,893 · App. 06/704,739
Light-pipe flow cell for supercritical fluid chromatography
Inventors:
D. Warren Vidrine, Daniel R. Allhands
Patented Case
View Patent ↗
Granted: May 13, 1986
Filed: Feb 25, 1985
Inventors
D. Warren Vidrine
Daniel R. Allhands
Assignee (at issue)
Nicolet Instrument 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.