Granted Patent
Utility
US 4,560,581 · App. 06/723,151
Method for preparing lithium-silicate glare-reducing coating
Inventors:
Samuel B. Deal, Donald W. Bartch
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: Apr 15, 1985
Inventors
Samuel B. Deal
Donald W. Bartch
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.