Granted Patent
Utility
US 5,932,176 · App. 09/110,705
Halogen gas detector
Inventors:
Lymperios N. Yannopoulos, Robert A. Peters, John E. Tozier
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: Jul 7, 1998
Inventors
Lymperios N. Yannopoulos
Robert A. Peters
John E. Tozier
Assignee (at issue)
BACHARACH, 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.