Granted Patent
Utility
US 5,783,043 · App. 08/584,229
Paper coating apparatus
Inventor:
Leif Christensen
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: Jan 11, 1996
Inventor
Leif Christensen
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.