Granted Patent
Utility
US 4,295,856 · App. 06/141,900
Nitrosamine specificity for electrolytic conductivity detector
Inventor:
Rollen J. Anderson
Patented Case
View Patent ↗
Granted: Oct 20, 1981
Filed: Apr 21, 1980
Inventor
Rollen J. Anderson
Assignee (at issue)
Tracor, 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.