Granted Patent
Utility
US 5,916,523 · App. 08/760,247
Methods for near simultaneous chemiluminescent sulfur and nitrogen detection
Inventors:
Xinwei Yan, Eugene Malcolm Fujinari
Patented Case
View Patent ↗
Granted: Jun 29, 1999
Filed: Dec 4, 1996
Inventors
Xinwei Yan
Eugene Malcolm Fujinari
Assignee (at issue)
Antek Instruments, LP
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.