Granted Patent
Utility
US 6,129,824 · App. 09/320,932
Electrochemical sensor for the detection of hydrogen chloride
Inventors:
Kelly P. Rollick, Debra J. Dorisio Deininger
Patented Case
View Patent ↗
Granted: Oct 10, 2000
Filed: May 27, 1999
Inventors
Kelly P. Rollick
Debra J. Dorisio Deininger
Assignee (at issue)
Mine Safety Appliances Company, 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.