Granted Patent
Utility
US 5,667,668 · App. 08/680,323
Electrolysis process for removal of caustic in hemicellulose caustic
Inventors:
Stephen W. Moran, John R. Jackson, Timothy J. Gallivan, Richard E. Loftfield
Patented Case
View Patent ↗
Granted: Sep 16, 1997
Filed: Jul 12, 1996
Inventors
Stephen W. Moran
John R. Jackson
Timothy J. Gallivan
Richard E. Loftfield
Assignee (at issue)
Huron Tech Corp
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.