Granted Patent
Utility
US 5,879,653 · App. 08/963,745
Method for producing caro's acid
Inventors:
Harry M. Castrantas, James L. Manganaro, Ralph J. Mikida, William Henry Johnson
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Nov 4, 1997
Inventors
Harry M. Castrantas
James L. Manganaro
Ralph J. Mikida
William Henry Johnson
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.