Granted Patent
Utility
US 6,356,014 · App. 08/826,454
Electron emitters coated with carbon containing layer
Inventors:
Xueping Xu, George R. Brandes, Christopher J. Spindt, Colin D. Stanners, John M. Macaulay
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Mar 27, 1997
Inventors
Xueping Xu
George R. Brandes
Christopher J. Spindt
Colin D. Stanners
John M. Macaulay
Assignees (at issue)
Candescent Technologies Corporation
ADVANCED TECHNOLOGY & MATERIALS CO., LTD.
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.