Granted Patent
Utility
US 5,902,401 · App. 08/890,409
Coater head
Inventors:
David Elvidge, Olivier Reglat, Malcolm Kenneth Smith, Philippe Tanguy
Patented Case
View Patent ↗
Granted: May 11, 1999
Filed: Jul 9, 1997
Inventors
David Elvidge
Olivier Reglat
Malcolm Kenneth Smith
Philippe Tanguy
Assignee (at issue)
Pevifibe Papers 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.