Granted Patent
Utility
US 5,495,550 · App. 08/314,314
Graphite flash evaporator having at least one intermediate layer and a pyrolytic boron nitride coating
Inventors:
John Mariner, Douglas Alan Longworth
Patented Case
View Patent ↗
Granted: Feb 27, 1996
Filed: Sep 28, 1994
Inventors
John Mariner
Douglas Alan Longworth
Assignee (at issue)
ADVANCED CERAMIC X CORPORATION
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.