Granted Patent
Utility
US 6,380,454 · App. 07/670,001
Destruction of polychlorinated biphenyls
Inventors:
Luciano A. Gonzalez, Dennis F. Mullins, W. John Janis, James S. Ferrie
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: Mar 15, 1991
Inventors
Luciano A. Gonzalez
Dennis F. Mullins
W. John Janis
James S. Ferrie
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.