Granted Patent
Utility
US 4,463,893 · App. 06/467,737
Replaceable lid for flanged trays
Inventors:
William T. Brunone, Duane R. Mode, Michael R. Russell
Patented Case
View Patent ↗
Granted: Aug 7, 1984
Filed: Feb 18, 1983
Inventors
William T. Brunone
Duane R. Mode
Michael R. Russell
Assignee (at issue)
Champion International Corporation Limited
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.