Granted Patent
Utility
US 4,804,479 · App. 07/171,995
Process for detoxifying a bottoms draw-off from a high temperature chlorination reactor
Inventors:
Wolfgang Schneider, William A. Wagner
Patented Case
View Patent ↗
Granted: Feb 14, 1989
Filed: Mar 23, 1988
Inventors
Wolfgang Schneider
William A. Wagner
Assignee (at issue)
B. F. Goodrich Company
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.