Granted Patent
Utility
US 4,362,398 · App. 06/197,060
Multiplexed LCD analog timepiece
Inventor:
Michael Jackson
Patented Case
View Patent ↗
Granted: Dec 7, 1982
Filed: Oct 14, 1980
Inventor
Michael Jackson
Assignee (at issue)
Timex 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.