Granted Patent
Utility
US 5,574,333 · App. 08/390,087
Method for manufacturing a cathode for fluorescent display screens of the microtip-type
Inventor:
Jean-Frederic Clerc
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: Feb 17, 1995
Inventor
Jean-Frederic Clerc
Assignee (at issue)
Pixel International
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.