Granted Patent
Utility
US 5,456,754 · App. 08/107,360
Apparatus for coating paperboard containers
Inventors:
Derek S. Matheson, Wesley R. Bush, Carlton L. Kemmet, Donald C. Lundgren, David W. Norwood, Robert Brown, Romano Balordi, Onisim Krasnokutsky
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Aug 17, 1993
Inventors
Derek S. Matheson
Wesley R. Bush
Carlton L. Kemmet
Donald C. Lundgren
David W. Norwood
Robert Brown
Romano Balordi
Onisim Krasnokutsky
Assignee (at issue)
Sweetheart Cup Company Inc.
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.