Granted Patent
Utility
US 5,554,846 · App. 08/509,387
Apparatus and a method for detecting alarm molecules in an air sample
Inventors:
Kenneth B. Regiec, Peter C. Stroosnyder, Stephen Kubicsko, Charles H. Ward, II
Patented Case
View Patent ↗
Granted: Sep 10, 1996
Filed: Jul 31, 1995
Inventors
Kenneth B. Regiec
Peter C. Stroosnyder
Stephen Kubicsko
Charles H. Ward, II
Assignee (at issue)
Environmental Technologies, 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.