Granted Patent
Utility
US 5,397,482 · App. 08/100,908
Treatment of cyanides in effluents with Caro's acid
Inventors:
Harry M. Castrantas, James L. Manganaro, Craig W. Rautiola, James Carmichael
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Aug 3, 1993
Inventors
Harry M. Castrantas
James L. Manganaro
Craig W. Rautiola
James Carmichael
Assignee (at issue)
FMC CORPORATION
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.