Granted Patent
Utility
US 4,078,095 · App. 05/455,835
Slurry process for coating particles upon the viewing-window surface of a cathode-ray tube
Inventor:
John Michael Ratay
Patented Case
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Granted: Mar 7, 1978
Filed: Mar 28, 1974
Inventor
John Michael Ratay
Assignee (at issue)
RCA 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.