Granted Patent
Utility
US 4,876,480 · App. 07/212,111
Low-cost, self-polished color CRT flat faceplate
Inventors:
Kazimir Palac, by Judith A. Palac, heir, by Donald T. Palac, heir, by Susan M. Palac, heir
Patented Case
View Patent ↗
Granted: Oct 24, 1989
Filed: Jun 24, 1988
Inventors
Kazimir Palac
by Judith A. Palac, heir
by Donald T. Palac, heir
by Susan M. Palac, heir
Assignee (at issue)
Zenith Electronics LLC
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.