Granted Patent
Utility
US 4,184,983 · App. 05/888,049
Filter material for removal of ozone from the atmosphere
Inventors:
Patricia J. Putz, Marie A. Lishka, Edwin J. Latos
Patented Case
View Patent ↗
Granted: Jan 22, 1980
Filed: Mar 17, 1978
Inventors
Patricia J. Putz
Marie A. Lishka
Edwin J. Latos
Assignee (at issue)
UOP LLC
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.