Granted Patent
Utility
US 4,547,599 · App. 06/604,565
Process for scavenging free chlorine in an ethylene dichloride stream
Inventors:
Wolfgang Schneider, John P. Lenczyk
Patented Case
View Patent ↗
Granted: Oct 15, 1985
Filed: Apr 27, 1984
Inventors
Wolfgang Schneider
John P. Lenczyk
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.